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Search results

  1. M

    Hello!! Help please

    Or do I need to be looking at electrical I have read alot about the wiring harnesses on the 4l80e going bad and needing to replace it and the outside pigtail with a updated harness
  2. M

    Hello!! Help please

    To me when driving it only feels like 4 gears. So she goes through 123 just fine. I just changed the fluid and she seemed to hold in that last highway gear for a little longer but then it's lile you hit the gas goes into passing gear and then wont go back into that highway cruising gear I hope...
  3. M

    Hello!! Help please

    So I have a 93 Chevy suburban 2500 4x4 454 motor 4l80e trans. Problem no overdrive on the highway. I have replaced solenoids for gears 2&3 and the tcc solenoid changed filter but not fluid. Replaced the brake switch on the brake pedal and the tps sensor which had to be modified to sit right so...
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