700r4 no reverse or neutral. It has no forward gears at all.

700r4 no reverse or neutral Step 3:Connect the Neutral Safety Switch between your ignition switch and • If there are (2) connections for a neutral safety switch, you must run a #12 (or heavier) stranded wire from these terminals to the (2) terminals on the Lokar Neutral Safety Switch. Everything seemed fine except no reverse. It is possible to lose just reverse in the 700R4 / or 4L60E because Your install procedure is correct on the PR assembly IF the low-reverse boost valve is not backwards. The sun shell can be replaced with a "Beast" sun shell and pretty well takes care of the problem. 14 years experience. if you have some play in the shifter, this could be the Mine did that after having my trans rebuilt. Anyway, car stays in reverse, and will start in reverse. I wanted to hear some rpms for what ever reason,and shifted the transmission into neutral while still rolling at 40 mph,and Rebuilt 700r4 - no reverse. 08-06-13 05:09 AM - Post# 2369644 In response to Majoraslayer There is no "passing gear"; just four speeds depending on engine load. Thanks for your help. I've still got no reverse or any drive gears. The reverse light switch and plug can be seen Started the van up. As the trans warms up, it is sucking debris into the filter. B. $23. goes up to 2200. Drive 2200. All other shifts are good and at the correct speed and RPM. On today's modern automobiles, there are three primary locations that you'll find it. Description Description. The TV cable appears to have a full range of motion. I'm finding that there does not appear to be a combo switch available that offers both neutral safety AND reverse lights Just finished a stock rebuild on a 700r4. Tires turned in reverse fine at this time. It comes with a loud clunk But, the debris is coming from somewhere, probably a worn out trans. Switch neutral solenoid transmission vss trucks exatin hooking wiringallDiy 4l60e no reverse 4l60e no 2nd 4th and reverse. While they have been fairly reliable over the years, we have written this guide specifically to help with troubleshooting your 700R4 transmission. A. Started vehicle up and ran in reverse for 45 seconds with rear jacked up. The ECM doesn't tell the 700R4 when to shift into OD. So I changed some seals and filter on it (Pump seal, rear seal, servo seals, speedo, etc. 3. Same governor out the aged 700r4 I just took out and was working fine. Being a former Chevrolet Technician I can tell you that is a common failure on the early model 700R4. Other than the noise, trans worked perfect. He failed to get the pressure regulator installed completely in the case, the reverse clutches were set up way too loose, there were only 4 clutches in the 3-4 clutch pack due to the carrier being assembled in the wrong order, there was no hardened sun shell installed gm used floor shifters up to mid 80"s but the switchs that you want were on top of column even on floor shift. Reverse tear down. The truck was originally manual transmission 2. Jump to Latest no, just park, reverse and nuetral . I will work with you as long as it takes to fix this. Needless to say that didn't work and it still only has first and reverse! sions have less travel between Reverse and Park than GM transmissions do. almost like a bang. www. I have had it up over 80 mph and still no shift attempts at all into 4th. Dropped the throttle body and checked for sticking valves. It has no forward gears at all. thanks chuck 700R4 Automaic Transmission came in stuck in 1st gear and no reverseTH700R4 4L60 TV Cable ( Throttle Valve Cable ) when out of adjustment can cause low press The trans (700R4) won't have a switch for the BU lights. Hey guys was wondering if anybody's ever ran into this issue I have a TCI 700 R4 Transmission and it works through all the gears including reverse fine. Stops Pro Stick’s “one-hand” reverse lockout lever meets NHRA and IHRA safety requirements. the first time i put it in reverse it worked fine, but after that when i shift into reverse, it acts just like it is in neutral or park. Installed the transmission, adjusted the TV cable correctly at WOT, fluid level is correct. Here's the readings Park :55-60 Reverse :85-90 Neutral :55-60 Over-Drive:55-60 Drive :55-60 2nd :85-90 I pulled the servo, looked fine, no metal in the pan, fluid looks perfect. As you assemble the l-r boost valve , you have an outer and inner parts. you can put the selector on 2nd and it will stay in gear but if you shift it up it's like you go to neutral. It is part of the shift linkage, depending on year, model. Also, upon returning to my shop (only drove around the block) I find I have no reverse (car just acts like it's in neutral, just revs). The problem is is you cannot push the car backwards in neutral. Now, after running for about 10 minutes, all I have is forward gears. Now basically reverse and third gear are basically the same elements is the trans making the same gear. Explore our backup light and neutral safety switches for Chevrolet/GMC Trucks 1973-87, Blazer, Jimmy and Suburban 1973-91. Tighten the tension set screws on the side brackets until the side brackets move outwards about 1/8”. The clip fits a 1/8" (. Save Share no those are for automatic trans manuel transmissions have a separate reverse light switch and yes they are on the transmisson and they are 2 pin connectors so thats prolly what your problem is, i thought you had a automatic transmission, it being an 1985 i was thinking a 700R4 trans which is what i have, i will post pics of where the backup light switch is on your Reverse works good. Thread starter JKK-71K5; Start date Sep 9, 2011; J. Estimated Find Neutral Safety And Backup Light Switches and get Free Shipping on Orders Over $109 at Summit Racing! Shop the CLEARANCE SALE! The following instructions are for adjusting the Neutral Safety Switch in the Lokar Automatic Transmission Shifter using the included Aluminum Adjuster Plug (Fig. (I'm running a 700r4 with a lock up kit, but using a '94 harness and ECM. Neutral. Search Fixya 700r4 no reverse 700r4 shifting problems caprice shifting stalls put 1st gear Vero A9724 700r4 common problems Neutral Safety/Backup Switch Part No 80175 quantity. Idled at 1000 in park. It slipped badly on the 2-3 shift, so I just let off the 700R4 when all the gears are neutral! What could of happened to this one? We hope everyone enjoys thanks for watching. Suitability: The reverse light neutral safety switch kit has been specifically designed for the TH-350, TH-400, 700-R4, TH-200, 200-4R, 4L60. All gears except park are forward. To engage Manual Mode, depress the Just completed the swap from TH400 to 700r4, I have all three drive gears but no reverse. I am going with an overdrive transmission (700r4) and am wondering how to properly setup the neutral safety switch and reverse lights. Shifter will allow me to go into 1,2,3,D, but neutral is hard to find between reverse and drive, and of course as mentioned no park. The neutral safety switch at the side of the shifter has two wires running from it and go up under the dash to some harness (even It says it has no B/U switch. Save Share Does not try to move forward in neutral or park. e. The reference SOURCE: I have a 1966 Ford Falcon with a C4 transmission. I don't know the proper pressure readings so if anyone does then that would help. Are both forward and reverse gears affected? The combo switch from the Turbo400 setup will not fit my 700r4 due to the extra lever travel (extra gears). DTAIR 80629 Neutral/Reverse Safety Switch with Crimp Terminals Screws Replacement for B&M Automatic Shifter(Pack of 2) A bad neutral safety switch can cause your vehicle to become a useless brick. With my 73 I was able to take the switch apart and make some modifications to it to get it to work. Thinking start with solenoid replacement? REALLY hope doesn't mean Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. it will shift into neutral reverse and park with Sometimes in reverse, it seems the rear wheel(s) lock up abruptly. The purpose of the neutral safety switch is to prevent the car from starting C4 General Discussion - 1990 700R4 shifting problem - My 1990 Corvette automatic transmission stopped shifting from 2nd to 3rd gear. It was the new converter. The rebuilder had left out the reverse band when he put it back together. In OD,D and 2 in idle car will creep VERY slowly forward. Reverse drum 700r4 input transmissioncenter gmHow many quarts does a 4l60e hold? 4l60e transmission line diagramNo reverse '95 jimmy This is probably the easiest image to understand. new filter and fluid, and adjusted the TV cable. 67 Camaro RS 64 Nova SS :chev: Nor-Cal Novas "Pay attention, there's gonna be a test later" closes the ground side of the switch for the reverse lights. In neutral and park no whine, soon as in drive or reverse it would whine. 700r4 hard engagment in drive I have a 700r4 and when shifting into drive the engagement is pretty harsh. Neutral Safety/Backup Light Switch; TH350, TH400, & 700R4 Transmissions Replacement Neutral Reverse Micro Switch; For Use With Pro Stick 130-80702/130-80706, Unimatic 130-80775, Sport Shift 130 The sun shell causes 2nd, 4th, and reverse to go away. blacklabzeke Discussion Hey! I've been trying to adjust my reverse light switch on the steering column since i i have to hold the shifter up in reverse to get the reverse lights to turn on. $49. A couple of weeks ago, my father and I took the 700R4 out of his 87 Suburban, replaced the cluches, seals, 2-4 band and put in a shift kit. The TV cable has an initial set , the TV plunger is not locked, it slides freely and the spring moves it back and the centrifugal Also evident during the Gearstar custom build process are the use of specialized Low/Reverse band (right). Thought I Blew Out the Rear End Or Driveshaft, But No Such Luck Luckly, I Was Able To Drove Home 2 Miles In Reverse. 71 out of 5 stars. 125") rod as shown , please be sure to g i have a 700r4 transmission automatic, with all forward gears but no reverse. Dropped the pan and everything looks normal. GM Pro-Hydro w/double neutral (Reverse Valve Body) GM Turbo-Hydro 200/350/400 (Standard Valve Body) GM Turbo-Hydro 700R4/4L60/4L80 4 Speed (Reverse Valve Body) The Kwik-Shift I includes: Three Year 700r4 won't go into reverse. This means no off-the-shelf parts and hands-on attention to each build. . Jump to Latest 5. He said he normally sees damage like that from neutral drops. com. 07 4l60e no reverse. A 3-speed forward-pattern 700R4 / 4L60: 80712 (4-speed gate plate) GM - electronic, no: PRNDL switch (fwd pattern only) 4L60E, 4L65E, (neutral safety switch closes only in NEUTRAL and PARK; backup light switch closes in REVERSE). Hey guys. I have a 87 S10 with a TPI 350/700r4 and a Painless harness/computer (if that matters). Next page. I have a "built" 700r4 with a shift kit in my '64. Once on the ground reverse doesn't do work. you hear the starter engage,stop then snug the bolts then while the key is on and engine off move the gear selector to reverse and check to see if the back up I have searched through the threads have been unable to find an answer to my question. Any ideas? Save Share Reply Quote Like. 9 posts · Joined 2005 Add to quote; Only show this user #1 · Jun 9, 2005. lost reverse but have all foreward gears. I have tried two different governors and also recalibrate one and still no 4th. same switch also ahs the neutral safety in it as well. On my 72 C10, I switched from a 3-on-the tree manual to a 700r4. 1968-1972 Chevelle Neutral Safety Switch, Automatic 1968-1972 Chevelle Neutral Safety A 1984 700R4 transmission is hydraulically controlled through the valve body with only one solenoid to operate the lock-up torque converter. 5L 4cly. Put it in, made the necessary modifications, added the TV cable to the carburetor and off I went. If I turn off the truck and let it set over night, when I first start it up, reverse works fine as well as neutral until it is put in drive then it looses reverse and drives forward in neutral. Putting it into reverse is nice and smooth. 1991 Caprice No reverse. As this happens, the filter plugs. Reverse is fine. C4 Tech/Performance - Rebuilt 700R4 - No Reverse! - Okay, so this isn't a Corvette question, but I'm not a member of any Suburban forums, and it should be the same. 00 $ 23. new clutch packs, 'vette servo, the whole works. • Remove neutral safety switch and washer (Figure 3) • Loosen passenger side banana bracket bolts (Figure 4) • Put shifter into the Reverse position • This is Garage Sale priced because it is an open box item and returned. ASE master certification, auto advanced level engine performance 7 yrs experience Pressures should be 55-70 PSI in P,N,D. husrt-shifters. Starts out in first good. When the transmission is in gear and the drive wheels are stationary, the turbine in the torque converter doesn't spin, because the turbine shaft is stationary. The 700R4 (left) is pictured here next to its later, 4L60E version (right). Pulled over, Shut it off started checking everything making sure 700r4 Reverse only, no forward gears. Yeah, I found out what the problem was. We can see that the forward clutch must be good, the forward sprag must be OK, and the lo-roller clutch should be OK Best way I can describe it is a noticible shudder when shifting into Reverse and Drive along with a clunk sound. They make hardware kits for the console to make that part easy, but it doesn't address the electronics. No longer - 700R4 transmission During the course of a frame-off on my 68 Chevelle, I decided to go with a rebuilt 700r4 behind my 396. syclone477 Discussion starter. the most important issue here is to make sure the transmission fluid is at a optimal level. A year later I finally got the body back on the frame and started the engine. 56 350/205 '75 K5 454/350/205 D44/Semi-14. which keeps the For starters, fresh rebuilt 700r4, shift kit, 3-4 clutch plate, new servo, and forward sprag I can spin the output shaft in the forward direction but i'm unable to spin in the reverse direction no matter what position the linkage is in. 84K5 Junior Member. Most common reverse problem with a DIY parts replacement on the 700r4 trans is cut sealing rings on the pump cover. One to engage in park and neutral, and the other to engage only in reverse. NO D and 3. 00 in hard parts alone ( TransGo, Sonnax, etc). The 3-4 clutches continue to be a problem, even with the latest greatest clutch materials, and build techniques. You can also now have a Reverse Light and Neutral Safety Switch combo factory MSCRP Backup Light Switch Neutral Safety Switch Kit for 350 400 700R4 200R4 4l60 - BL-1400U 28. '95 K truck TBI 350 D60/14FF 4. Fits GM Turbo 350 and 400 transmissions as SOURCE: no reverse, forward gears work fine whats the fix? HI. Remove the stock shift linkage; Column Shifters: Remove all rods, le-vers or cables from the column and the the neutral safety switch in place on the shifter mechanism. This also tells me the low/reverse clutch pack is working , also the reverse input clutch pack working too. I have it up on jack stands now. -1st gear (1) is the low roller clutch holding with the forward clutch applied. There is a shell that encases the majority of the forward gears and the reverse drum is on top of it and that completely encases the forward drum. 700r4 no o/d Sorry to confuse you. Truck goes forward always without issue. We now know that the reverse input clutch, and the lo-reverse clutch is OK, since we have reverse. Still runs fine in 1st and 2nd gear and in reverse but when starting out in drive it shifts OK through 1st and 2nd gear but when it shifts to 3rd it like it goes into neutral. The Shifter is designed to lock in Park and in Neutral. With no prior symptoms, transmission will not shift into 3rd in Drive. Thus, no gears. 700R4 was a fresh rebuild that was purchased. I have no gears at all now and My fluid is full and is red like its suppose to be and it While on the lift reverse would only engage after going into neutral then back into reverse. I just bought the truck with the reverse lights not working. This writeup should will help you find where a neutral safety switch is located in no time. I used 6x32x2" screws, lock washers and nuts to retain the switches. 40 posts · Joined 2003 Add to quote; Only show this user #1 · Aug 17, 2004. On 4 wheel drive applications without the rear mounting bracket, tighten the set screws in the main I've decided to drive the BTO transmission till it dies,and have a local rebuilder make repairs due to BTO's lack of support. it goes into gear fine and shifts to second fine but when it try to go to 3rd it just freewheels like there's nothing there. The TV cable was frayed so he ordered a new one. 4L60E goes into neutral when shifting into third gear. Pop in neutral restart and all was fine. Jump to Latest Is common, and would have no reverse and all forward gears if sun gear sheared from reaction shell. Adjust the switch I have 50K miles with this on my 700r4, no problems. Maybe eletrical for the 4th gear problem and either a direct clutch or L/R band issue for rev problem. When I got to the reverse lights and neutral safety switch I realized the car has had the reverse lockout linkage removed, probably because of the headers. The inner part will push in till you have a knub If the torque converter was at fault then you'd have no gears - no forward and no reverse. Give it gas and it free wheels like neutral. Only unusual activity was I was driving home and as traffic slowed the trans grabs and died. The second place i would check would be the transmission shift cable and linkage. So usually if you have no manual reverse that is usually the sun shell is broken. Shift Painless Performance Products Neutral Safety/Backup Light Switch TH350, TH400, & 700R4 Transmissions. the previous owner converted to a floorshift but didn't install a neutral saftey switch. Later model cars do have them made onto shifter. 2488600 . Reverse and manual 1 work great, but nothing else does. The neutral safety switch will often have the reverse light circuit I just rebuilt my 700R4 and now it won't shift into 4th. A sturdy, steel guard bars the shifting rod from all other positions except first, second, or third. 3 4x4 drove it about 3 mi yesterday morning, stopped at a stop sign and went to go and nothing. Cut or scraped New 700R4 Wont Reverse. All other forward hears work fine. Reverse: 140 Neutral: 85 Overdrive: 85 Third: 87 Second: 165 First: 165 . Other important features include: a neutral safety switch; 360 degree lever rotation for extra leg room; a completely adjustable mounting bracket that allows for a wide range of installation positions; and your choice of a brushed aluminum mushroom, black anodized mushroom, or high-tech 89 F250 has no reverse or neutral 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Community Links 225 reverse tv connected 175 o/d tv connected 175 3rd tv con 200 2nd tv con 200 1st tv con 200 rev fast idle full tv 190 neutral full tv 175 o/d fast idle full tv 180 3rd full tv 190 2nd full tv 190 1st full tv . Moves in neutral. Painless Part Number: 80175 Categories: Charging/Start/Ignition, Switches, Transmission Tags: 700r4, th350, th400 Product ID: 21645. I'd really like to get the reverse lights working. WARNING: California’s Proposition 65 . 89 4. My safety switch is limiting the travel of the shifter. What's likely happening is that there's a lot of debris in the pan. I was driving it down the road and out of nowhere the transmission went like it was in neutral but was in drive. Painless Performance Products Neutral Safety/Backup Light Switch TH350, TH400, & 700R4 Transmissions. Well it only has first gear and reverse now! I've not personally driven it yet. GM Tech (Cam) GM Grand Master Technician 2007. With the shifter in D it remains in low and does not shift at any speed. Same forward gear no matter what. at the bottom of that shell there is a collar that is about one quarter of an inch long that rides on a gear set called planetarys. 2 rings on the back side. Ran through forward gears a couple of times and removed from jack. I hope one of you will be able to help me out with a problem I'm having with a 700R4 transmission installed in a 66 Chevy pickup behind a 350 engine. The trans tells the ECM when it's in Drive (1st,2nd,3rd) or OD (4th) through a switch. I told everyone that the 1 - 2 shift was like an on off switch. I have a 700r4 trans and it has lost reverse and it's hard to find neutral in it. No Accidental Reverse or Starts in Gear! The Sidewinder is Fail-Safe! It's mechanically impossible to accidentally shift into reverse from any forward gear. Tim . Going down the road all the sudden I have no forward or reverse gears exactly like mychevz71. Joined Sep 9, 2011 Posts 7 Reaction score 0 had no issues with the neutral switch or reverse lights. It's exactly like it was in neutral. In 1993 the trans was redesigned and now has shift solenoids for shift control. that tells me the input shaft is turning, also the pump is working. I switched out the column using a automatic (TH350) 72 Blazer column which had the neutral safety/reverse light switch attached. No pieces or valves laying in the pan. You don't need to prime torque Most common things that cause "no reverse". the less cost effective way is to locate used modulator from ebay or junk yard, if that For a LT1/700r4 swap into a '95 S10 - do I need to run a park/neutral safety switch? I've done tons of searching but really can't find much info on this. The park/neutral switch would allow starter enable, and the reverse would only turn on your back-up light. 1). tech364. except for the valve body separator plate. We pulled it out, he installed the rear band and it 700R4 lost reverse & neutral due to a small clip failure. 1st gear worked fine. 1991 700R4 binding in reverse after rebuild. Hey guys, Tranny has about 10000miles on it and today after driving about 3miles from work to home C4 Tech/Performance - 700r4 locks solid in reverse - What will cause a fresh rebuild of a 700r4 to apply the forward clutch in reverse? Forward clutch is not engaged in neutral or park (no drag) but car will bind up hydraulically in reverse. 5K views 5 replies 4 participants last post by Hoosier Rick Dec 4, 2014. 00. This is supposed to be a rebuilt transmission that I bought off of e-bay. Buy now. 👍🏼 ️🙏🏼LIKE, COMMENT, SHARE 91 700R4 Aux VB Freshly Rebuilt Wide Kevlar 2-4 Band Alto Red Clutch Packs Rebuilt Pump Upgraded Center Support 1000 RPM Park/Neutral - Min TV 75 PSI Max TV 135 PSI Reverse - 45 PSI (tv has no affect since it is reverse) Over Drive - Some vehicles can lock out reverse if there is a speed signal from the VSS during reverse selection. NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS net Designed for Chevy 700R4 transmission. B&M Neutral/Reverse Safety Switches 80844 Neutral Safety/Backup Switch, Pro Stick Shifter, Each. Service with the trans pan removed. Yeah it's leaking from the tail end of I have a 700R4 trans . Jun 10, 2019 #1 8. 700R4. Joined Jan 1, 2019 700R4 1st and Reverse Only. (Long story) Anyway I'm on the way to work this morning and was on a back road running around 40 mph in drive. But again, B&M Neutral Safety Switch install (Topic#28450 ) elmono 03-09-03 05:39 AM - Post# 191794 1985 K1500 w/700r4. 3V6 with factory 700R4 that has slight mods such as Vette servo, wide band all new internals new torque converter the check ball in the input shaft delete thought it was gonna be alright watched a video where they do reverse check ball delete in the valve body and about 3 other check ball deletes the valve body was already working b4 This 700r4 works good in first and reverse but the rest of the gears just dont work. D -no circle 2 1 But on the other hand, I once killed a 700r4 in my Camaro and installed a used one that was supposed to be "a real good one that was built" but it was not. Vehicle did not have reverse again? Vehicle shifts fine going forward but now has no reverse. If the fluid level is good, it can be another problem that is causing this disruption. I assume you have driven it pretty hard to see if it will shift? Put the shifter in “DRIVE” (not overdrive) Run it up to 25-30mph, let off the throttle. 12 point installation positioning, shifter rotation for precise comfort. Product Q&A Contains all the necessary brackets and triggers to work either function on 4L60E--> NO REVERSE--> Sometimes 2,3,4 gear no 1st Gear Still runs I drive it everyday. It also comes on in manual low (1st gear). I'm going to check the governor, but seems like first gear should work in OD, D, and 2 if it was the governor. It was installed in 2002 and then sat for 2 years. This is the one on my 68 but since mine is a column manual shift model, there are two unused terminals on that switch that would be for wiring in the safety switch Since the entire converter (pump, turbine and stator) turns while the transmission is in park and neutral, a converter noise will go away in those ranges. This is one of the most common problems with the 4L60E. 2138 posts · Joined 2008 Add to quote; Only show this user #1 · Dec 3, 2014. The brake pedal switch will unlock the TCC, not prevent it from going into OD. Jump to Latest 15K views 5 replies 3 participants last post by Anton Jun 11, 2005. Go back to the chart. Anton Discussion starter. After I changed the transmission fluid the first time I had to almost floor the pedal while in reverse and it was able to overcome and went backwards. Step 5: Put the shifter lever into the Reverse position. I tried to shift manually but it doesn't work either. Cut seals on the reverse input piston. When I shift from Park or Neutral to either Drive or Reverse I feel/hear a pretty hard reaction. I can feel it engage but it won't move the car. direct drive. As for the safety switch, because the gears are in different positions for reverse and neutral the switch doesn't line up correctly. I have not put it back together yet, but I just wanted some other C4 Tech/Performance - 87 700R4 Tranny will not go into Park - Tried searching but didn't see my problem. I installed the trans and it only has reverse. The torque converter is not at fault in your case. Shift kit will make that more noticeable, but that would feel the same shifting from neutral to reverse or drive. Excessive reverse input clutch Manually shifting into first or second works fine as well but manually shifting into third results in the same neutral feel with free revving engine and no forward power. MP C4 General Discussion - C4 - Reverse but no Forward 700r4 - After reading the posts here on changing your tranmission fluid I feel I may have done a bad thing. S. forward gears are strong not weak but reverse doesnt seem to engage. Thread starter 84K5; Start date Jun 10, 2019; Tags 700r4 k5 blazer no reverse Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. 32,709 satisfied customers. Step 6: Reposition the switch plate so that the hole in the switch plate lines up with the center groove in the The bottom switch is for neutral safety, the top for Reverse lights. Torque converter noises are easy to isolate. Get the job done with this quick kit from Global 700r4 no reverse Jump to Latest 12K views 8 replies 4 participants last post by 1SLOW64 Jul 23, 2010 1) Put shifter in reverse and the buggy goes forward - does not seem lugged like it's fighting reverse 2) Put it in neutral and the buggy goes forward 3) Put it in any forward gear position and the buggy goes forward - no shifting at all no matter what gear I have selected. Has low/reverse clutch applied as above if in manual low. 24digger Discussion starter. It’s been over 20 years since the 700R4 made it into a production vehicle. i had issues pulling all the way down to low 1 but my transfer case drop was the cause of that issue. Since the entire converter (pump, turbine and stator) turns while the transmission is in park and neutral, a converter noise will go away in those ranges. Oct 21, 2011 - 700r4 forward in all gears, even neutral, no reverse It has no reversebut when I put it in reverse it tries to pull the motor down like the rearend my car is not moving forward Step 7:Tighten all of the bolts on the left, right, and rear mounting brackets, leaving the tension set screws for last. but on summitt and jegs is says that this switch can be used for reverse also @ the B&M site, it also says to shift into reverse, you have to go from neutral to reverse, with slight downward pressure. any suggestions on I'd say less than 5 miles of driving divided into 7 trips and there was suddenly no reverse. It along with the clutch in the reverse input drum give you reverse. spark plugs, wires, oil, filters). Reverse should be 100-120 and Manual 2,1 should be 150-175psi. If it shifts, most likely the band or servo is I have a 1992 Sonoma gt 4. Sort by Oldest first Oldest first Newest first Most reactions. Swapped out the converter and life is good. The lock-out button is flush with the knob in Park and Neutral. This unique shifter features reverse and neutral safety lockout button and safety switch. No reverse, 2nd or 4th gear, the drive shell is most likely stripped or broken. Well I usually replace the filter and No Reverse 700R4 Hey Guys, I'm having a very similar issue with my 700R4 and reading through this thread you guys seem to really know your stuff. All forward shifts are great, even pulling a boat, but it slips in reverse over 3-5 mph without the boat and much worse with it. When it comes to doing any sort of troubleshooting on a vehicle I think it is incredibly important to work from a most likely to least likely philosophy, I have an old chevy coupe with 700R4 transmission, rebuilt 32,000 miles ago. No reverse and no neutral, all the shift positions are forward?? The fluid is full and Im new to this forum, I figured I would try and educate myself as much as possible about my truck. removed pan no debris in pan what could be the most. No clunking sound when I shift into Reverse Neutral D (with a circle around it, which I believe is overdrive, which is what I drive around with. The 700R4 uses metric torque converter bolts so you need a new set of those. Answered by GM Tech (Cam) in 5 mins 16 years ago. Cracked reverse input drum, They crack at the weld. It is possible to remedy a fluid problem by removing the checkball from its cage in the case in the rear of the transmission may help (must remove valve body), or adding a high-viscosity additive or other seal restorer product. those have a problem with Had a 700R4 rebuilt with performance upgrades. Anyway, since the problem came back I replaced the fluid and the I have a 700r4 sitting on the floor of my garage that would try to stall the engine as soon as it was put in gear, as if the lock up converter was always locked. You loose fluid flow and ultimately fluid pressure. 2-3 valve works fine, TV seems fine, TV fine, accumulator valve seems fine. We got it back Does the trans have reverse? If so, the drive shell is fine. I recently bought the truck with the 700R4 installed in it. The engine is usually under a pretty heavy load at the time, so Help! 4L60E no reverse after rebuild Paul,at first glance the reverse boost valve appears to be able to block the flow to reverse input,but trust me,this is not possible. My reverse lights don't work, changed the bulbs and that didn't do it. Part Number: BMM-80844. I have a 87 suburban with a 700r4 behind a 350 tbi. I set the vehicle in reverse and adjust the switch until they turn on. Valve moves freely and everything looks clean inside. recently my stepdad and I rebuilt the transmission (700r4) in our shop. ) The only info I can find is that there is an orange/black wire on the C230 connector that gets the feed from the switch. It's a 1986 C10 2wd with a 700R4 trans. O. All forward gears OK. The trans fluid is red and clean, albeit it might be a tiny bit overfull. Brushed hi-tech aluminum knob. sorry no link. or part number - it was there when I bought the car. In the Reverse position, you cannot pull the lever into Neutral without depressing the button. Any input is welcome erik _____ 1972 GMC 2500 Sierra 350 1971 Pontiac LeMans Sport 400 GTO/Judge Clone 1970 Pontiac GTO 400 convertible restoproject I am installing a console in my originally-column shifted automatic 71 chevelle. So mine was a TH-350 to 700R4 conversion. Make sure your flex plate has the correct bolt circle for the new converter. Fordum 1 ton status 1984 700r4 has forward in every detent position, park, neutral, reverse, In other words, it is in forward ALL the time, park, neutral, reverse, and drive. Jason 1956 210 4dr Station Wagaon | 1957 Bel-Air Sport Sedan | 1967 GMC 1/2 ton short bed truck. The gentleman I got it from said he rebuilt the trans and it was his first ever rebuild, he talked about putting an upgraded forward sprag, and new low stall converter in it. With it having all forward gears the only problems can either be the seal rings at the pump or the clutches themselves. com Free App . With gear plate in Position 1: Depress the release button and hold it down while moving the shifter lever, and the Shifter will stop in Drive. Up until 1993 the trans used a TV cable for throttle input to the trans. They put a 2nd gear shift kit and a lock up converter in it when it was rebuilt. transmission is in the Neutral position. All I needed to do was adjust the switch (losen 2 attaching screws) and move to position where the neutral switch worked correctly, that done, the So I recently put in a new monster heavy duty 700r4 in my 1986 Silverado and just like the last transmission (which I got at a junk yard) after about 50 miles or so it wouldn't shift up or go in reverse. Any advise before I pull it would be greatly The 700R4 in my 92 OCC shifts super hard into every forward gear. Then I set it up so the backup lights would come on when it was in reverse. Even just putting it into drive while stepping on the brake causes a violent bang into gear. guess ill call tci today hopefully they will know. just because it has been rebuilt does not mean the individual work on it did a good job. 7 TBI, 1400 stall converter. For 700R-4 This button prevents accidental shifting from park into reverse, drive, and low gears. It is actually a second neutral. Just a heads up for you guys. Check Details. I get a slight change in tone when I put it Also, upon returning to my shop (only drove around the block) I find I have no reverse (car just acts like it's in neutral, just revs). com FREE DELIVERY possible on eligible purchases. In all used cars I purchase I like to go through them and replace needed parts (i. Now has No hosing means that I could drive and get reading and H. It can be overcome with a blip to the throttle. Seriously, does is have some sort of light that indicates which gear its in ? No, it tells the wiring harness that you are in reverse, therfore "backups" come on . STEP 1. Its only 50 deg here this morning so couldn't test. The initial problem with mine 700r4 was no forward gears and only revers and 1-2. Mine just shifts directly from park or neutral to reverse-no downward pressure needed. 99 (2) Ships Today Lowest Price Guarantee. If you click them and make a purchase, we may earn a small commission. He installed it and said it was a self adjusting cable and all that had to be done to adjust it was to press the gas pedal all the way down. Last time I do But when I put the vehicle in reverse it feels like neutral. (reverse or drive). Trans In Drive, Jumped On It To Merge Into Traffic, Rpm's Went Up, Hit Second And Imediately Heard A Loud Bang Noise!!!! Lost All Forward Gears. $1200. In any other shifter selection, the low/reverse doesn't apply in any of the forward gears. I got a 700r4 trans that was told was good. Jump to Latest 15K views 15 replies 6 participants last post by brainsboy Aug 24, 2004. Reverse ok. But then when i That is a very common problem with General Motors 700R4 transmission. re-manufactured 700R4 (1993 model). Neutral/Park Start Safety Switch For Hurst Quarter Stick® Shifters Rev 02/18/2020 2. You will need 2 4-40 screws 1 inch long to bolt them both togeth Don't know what year you are dealing with but on most GM column shift cars there is reverse light switch and neutral safety in one housing on the topside of the steering column close to the firewall. I have read it could be the Valve Body, I just purchased a AC DELCO BRAND VALVE BODY IS THERE ANYTHING I SHOULD LOOK OUT FOR WHEN REPLACING THE VALVE BODY? When you put it in reverse or manual 1st does it freewheel like its in neutral or does My 700R4 has 7 different positions, obviously the first 3 are park - reverse - neutral, but what are the rest? Casting #: 8663549 ID #: 9FMM060A What are the shift positions for this tranny? P R N D 1 2 3 or P R N OD D 1 2? Sent from AutoGuide. The noise is so loud you want to cover your ears. 700r4 Was Just Rebuilt Last Year W/ A Beast Hd Shell, Large Trans Cooler And Temp Gauge. When I look at Turned vehicle off and added 6 Qts fluid. Hi. Went to drive it, put it in drive, 1st gear is fine shifts to second and very unresponsive / slippage, shifts to 3rd, 4th and OD and those are good TH 350 to 700R4 Neutral Safety Switch. Part Number: 764-80175. Buy Backup Light Switch, Backup Light Neutral Safety Switch Kit BL 1400U for TH350 TH400 700R4 TH200 2004R 4L60: Neutral Safety - Amazon. The line pressure is 85-90 psi in park @idle. I got screwed by the guy who built it for me the first time. 93k original miles, had Buy MSCRP Backup Light Switch Neutral Safety Switch Kit for 350 400 700R4 200R4 4l60 - BL-1400U: Neutral Safety - Amazon. Reverse the idle goes up drifting to 1700 after about 30-60 seconds. The only thing from the ECM that tells the trans what to do is lock the TCC. GM TH-700R4, all, reverse shift pattern w/ full engine braking 376015 well i put it in got everything back together and i have no reverse. I would begin by replacing the filter if its not new, 2 possibility of issue, faulty shifting module or defective transmission rebuilt. It would almost seem likely there is two seperate issues. Truck is a 1995 Chevrolet Silverado 1500 Z71 4 x 4, with 103,000 miles. HELP PLEASE the 700r4 in my son's 89 chevy 1/2 ton is giving us fits. Cross them out. I was thinking about going with a mega shifter with my 700R4. It makes such a loud noise when in drive and reverse and no noise at all when in park and neutral. JKK-71K5 Registered Member. Installation Instructions Part No. Ideal for revamping and personalizing. Here Forward & reverse boost valves located in the front pump assembly. Never noticed any slipping. I am installing a console in my originally-column shifted automatic 71 chevelle. To set it up as a neutral safety switch it would be easiest to put the trans in reverse & then set it up so the the switch is located in the middle of the fort so it's deactivated, then it would be activated in both neutral & park. Look and see what is applied in reverse. I changed the fluid and filter and cleaned and lubed the low reverse value but no change. The vehicle will shift from 1’st gear to second gear with absolutely no issue whatsoever, but than it acts like it has shifted to neutral. Ok, my son parked his car overnight and when he - Nissan 1993 Maxima question. I had to drill out the mounting holes slightly. Work it thru the gears. Gm 4l60e Transmission Rebuild Kits. Save Share Reply Quote Like. You must depress the release button in the top of the shifter knob in order to shift out of Park or Neutral. I have a 1990 chevy k1500 4x4, 5. It is pretty easy to diagnose. Foot on the brake the whole time. ). MP C4 Tech/Performance - 85 700R4 will not shift out of first - Ok I have an 85 vette with 700r4 auto that will not shift out of first gear. Technical Support (866) 464-6553 1 . Anyone have any ideas on what I can do 700R4 will bolt up no problem. Just showing how to install the switches on the Pro Stick not how to hook up the electrical. I had to elongate the mounting slots. Fluid was ok, somewhat dirty, but not burnt. But then it will move in forward gears until it C3 Tech/Performance - 700r4 won't shift into 3rd/4th all of a sudden? HELP PLEASE - 1982 CORVETTE 700R4 transmission. It slowly got better and I was even able to just put it in reverse and the car would move backward without my foot on the pedal. I found the following during researching as I thought about this topic as well. Reverse and third are 1 to1 . Hey guys so my dads 50buick he got with a sbc350/th350 on the drive home th Trans kept falling out of gear from 3 dropping into 2 then next day it wouldn't shift out of 2nd into 3 we took the tranny out and put in a good Trans from a friend that we knew was good w a new torque converter and now it wont go out of first. GM did put them on 700r4 but no real way to put it on 200r4. I have nice firm engagement in to reverse, neutral, no engagement no reverse or neutral the forward gears grab but neutral will grab as a forward gear and reverse seams as a braked - Cars & Trucks question. Each Gearstar transmission is tailored to each individual application. That completes the neutral safety switch wiring. Usually found as part of the NSSS (neutral start safety switch). your 200r4 wont have the mounting points to mount tranny controlled neutral safety/ reverse switch. I put shift into neutral, then into reverse (automatic transmission) , truck backs up a foot or 2, then rear wheel(s) lock up again. I also did a quick test of checking the transmission fluid with the car off, then while the car is running, fluid level didn't seem to move a bit. There are two. This goes on forever, and then next time there is no problem. already hates me and how loud my truck is so I couldn't really rev. I am getting ready to call it a night,but when you have the input drum back out and recheck please post back. DTAIR 80629 Neutral/Reverse Safety Switch with Crimp Terminals Screws Replacement for B&M Automatic Shifter(Pack of 2) C3 Tech/Performance - Neutral Safety Switch/700r4 conversion? - I've changed to a 700r4. Install them using the two supplied #4-40 screws, nuts and lock washers, as shown in Figure Re: th400 vs 700R4 are the neutral switches different 01-19-05 04:21 AM - Post# 603335 In response to 57 ragtop Pardon me, "Back Up Lights". any help would be greatly appreciated. The neutral safety switch is a safety device that only allows you to start your engine when the automatic transmission is in either Park or Neutral. 2 of the check balls had wallored out the separator 700r4 no forward gears. Here's some light reading, ha ha. By going WOT, you're forcing the transmission into full throttle valve bias resulting in the truck dropping clear down to first or second gear (which feels like neutral at hiway speeds). I tried manually from 1st, 2nd but still nothing. In case you haven't already seen it, I have a 700R4 Information Thread the covers all aspects of that transmission including diagnosis/troubleshooting, parts selection and rebuilding information. I just rebuilt a 91 700R4 with the TCI kit, and installed a B&M RV heavy duty shift kit. and shifter in neutral position for proper switch installation. Perfect level but absolutely nothing happens in reverse. A. This tranny was just rebuilt with a corvette shift kit Kevlar band etc I had just filled it up with ATF and topped it off at idle. wypkft bgiy nnv mro ptvn ealmm lzynoz biv oytf omxvb