I have a 1994 gmc sierra 1500 wont shift into 3rd or overdrive i replaced the seleniods for 1st an 2nd. And. 3rd. And overdrive. But only. 3rd an overdrive still dont work help ????

I have a 1994 gmc sierra 15oo. Wont shift into 3rd or overdrive i replaced the seleniods for 1st an 2nd. And 3rd and overdrive but still not shiftin 3rd or overdrive. HElp

Speedometer doesn't work and transmission doesn't shift gears. 5 answers

The speedometer stays at 0 all the time. When the transmission is in drive it won't come out of 1st gear. Reverse works fine, and if I manually put the transmission in 1st or 2nd it works fine. 199...

What size is my Tranny in my 1994 GMC Sierra 4.3 Litre Engine 3 answers

Hi Guys, I have a 1994 GMC Sierra with a 4.3 Litre Engine, and I just had my Tranny fall about on me while I was driving. First my Flywheel broke and then shortly after my Transmission started breaki...

1994 GMC 4l60e transmission shifting problems 4 answers

I've got a 1994 GMC Sierra 4X4 5.7 I purchased from an older couple. It has been sitting a year. She said years ago they had tranny trouble; it would stay in low. She took it to a shop where she said ...

Towing capacity/rpm's/tran temp while towing 19 Ft trailer? 5 answers

Hello, My husband and I recently purchased a 2011 GMC sierra 1500 series 2x4 V6. We bought a small trailer (19 Ft) and had a hitch/tow package, tranny cooler and electric brake control installed. We w...