07 tralblazer lt
Sounds like it gone, but should be taken to a transmission shop for proper diagnosis.
Transmission. Slips third. And. Overdrive. Broke or not
Nothing. Was wrong with. It until line piped leak fixed. It and. Put. Fluid. In it never went in third or overdrive ist and. Second. Work. Fine
Then it has to be something simple for a transmission guy, just stop at a trany shop for proper diagnosis.
After. Fixing. Leak in tranny line would ent shift into third overdrive. Worked fine before. Don't. Understand
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