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Search results

  1. M

    Stock 4L80E WOT shift points

    Per sig. '94 L65HO/4L80EHD. Totally stock engine and trans, I think. A bit worried about the RPM at WOT shift. In all gears it shifts at 3750. That's in the shaded red on the tach and above the spec for max RPM for the engine. Shifts are solid, TCC locks firm in both third and fourth at...
  2. M

    brake lights notworking

    If the flashers work on the truck then it is either the brake switch or the flasher switch or even the EM flasher. When the flasher switch is in center it connects the brake circuit and EM flasher to the same lites. Hold the brake and cycle the turn signal and EM flashers to see if one of them...
  3. M

    brake lights notworking

    Do the brake, tail and flashers work on the truck with no trailer connected???
  4. M

    What's this QWP thing???

    This is silver with a paper tag similar to the ECM box but smaller.
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