LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 1994 >> C3500 HD 7.4 N, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - Electronic Transmission >> Trouble Code Charts >> Code 39, TCC Stuck Off >> Notes
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Code 39, TCC Stuck Off: Notes

NOTE: Test numbers refer to numbers on diagnostic chart.
  1. Checks the mechanical status of the TCC. When PCM commands the TCC solenoid off, TCC slip speed should increase.
scientia non olet · About LEMON Manuals