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Automotive Transmission Forum

Professional automotive forum for discussion of system analysis, diagnosis, and repair of vehicle transmissions, transaxles, and drivetrains. This forum is for experienced automotive repair professionals only, membership required.

Continue to the description of our next automotive discussion forum, the Classifieds Forum.

Recent Automotive Discussions in the Automotive Transmission Forum

Looking for a new scan tool
07/19/2018 in the Transmission Forum
Posting for my transmission shop. They are looking for a new scanner and have not found one that has enough transmission data. I know it is impossible to cover all makes and models but does anyone here have something to recommend? I would post in tools an...
Ford 4r100
07/17/2018 in the Transmission Forum
Subject transmission was installed in a 1998 ford f250 Econoline. Door tag trans letter "E". Wanna guess how long it lasted? About 500 miles from Albuquerque to here. It would still drive but had been blowing fluid out and it smells burnt. Our first clue ...
2012 gm 2500 6.0 6l90 clutch
07/17/2018 in the Transmission Forum
Working on this 6l90, the trans clutches are gone for 1-2-3-4. Down to the steel. Other clutches are very dark from the plugged filter. The oil pump has 0.003 missing from rotor, bell housing has .005 missing and scored where the rotor runs. The stater/pu...
1989 JEEP Flexplate search
06/27/2018 in the Transmission Forum
[Transmission: 89 Jeep Cherokee Sport 4.0L] Need a source for a good flexplate. OE is Obsolete. I have tried 2 Pioneer brand wheels and the CKP will not operate correctly. Out of round by .080" any other brand I could try?
4R70W Pump Failure
06/22/2018 in the Transmission Forum
[Transmission: 97 Ford F-150 4.6L] Posting this to see if anyone has seen it before, and also as a "hey, look at this!" Above truck came in with no forward movement, customer stated it had a delayed forward engagement, after making an appointment to have...

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