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Search results

  1. B

    cloning speed sensor ?????? 4l80e with no rear tone ring

    So when i split the tcase vss it won't matter what 2 wires go to the toss connector correct.
  2. B

    cloning speed sensor ?????? 4l80e with no rear tone ring

    ok i have a question about cloning the t-case speed sensor because my 95 4l80e has no rear tone ring my question is do speed sensors have a polarity or will it mater what wire goes to what wire they use 2 wires ??
  3. B

    4l80e code 85 hard shifting

    would ussing the vss buffer from the 95 fix the confusion with the 21pulse vs the 40 pulse ?
  4. B

    4l80e code 85 hard shifting

    well i guess i will be manually shifting this for a while Vehicle Speed sensor Circuits As of start of production 1994, all 4L80E models underwent changes to their vehicle speed wiring circuits. These changes included dropping...
  5. B

    4l80e code 85 hard shifting

    the harness is the same as the 95 both transmissions had input and output speed sensors both towards the top of the transmission 1 towards the fron 1 towards the back tbi's were swapped
  6. B

    4l80e code 85 hard shifting

    im gonna check all connectors and grounds if the vss buffer in the suburban is the same im gonna swap it to be safe if all else failes im pulling the wiring harness and inspecting it all
  7. B

    4l80e code 85 hard shifting

    yes same engine same trans
  8. B

    4l80e code 85 hard shifting

    Hello all thanks for the add. i recently swaped a 7.4 enginge and a 4l80e from a 95 suburban to my 93 k3500 engine runs fine but i have a code 85 and it shifts hard which it did not do when it was in the suburban any ideas im thinking wiring or the vss buffer any insight would be greatly...
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