There's definitely no warranty on the work that was done. As far as I know it has been a little messed up since the rebuild. My friend that put the scan tool on it thinks it's probably a pressure issue due to contaminated fluid.
Thank you, I tried some of the things you said, Cruising and tapping the brakes I got mixed results, rpms went up, rpms stayed the same and rpms went down on different trys. I'm thinking I didn't perform the test right. I also removed the wiring connectors and they were quite dirty and I sprayed...
I recently purchased a 97 c2500 that had been sitting a few years. The transmission had been rebuilt less than 5000 miles ago but there is an issue with getting stuck in 3rd? gear, especially when going up mountain passes and won't go to overdrive or 4th even coming down the mountain. It's also...