Transmission Control Systems: Technical Service Bulletins

• Customer Interest
  • A/T - Fault Code 48, TCC Solenoid
  • A/T - Firm/Harsh Shifting
  • A/T - GM5, No 1st to 2nd Gear Upshift/Erratic Upshifts
  • A/T - Erratic Shifting/Trans Light ON/FC 60 Set
  • A/T - Shift Indicator Error
  • A/T - Warning Lamp ON/Fail-Safe Mode/DTC's 059/065
• By Symptom
  • Customer Interest
    • A/T - Fault Code 48, TCC Solenoid
    • A/T - Firm/Harsh Shifting
    • A/T - GM5, No 1st to 2nd Gear Upshift/Erratic Upshifts
    • A/T - Erratic Shifting/Trans Light ON/FC 60 Set
    • A/T - Shift Indicator Error
    • A/T - Warning Lamp ON/Fail-Safe Mode/DTC's 059/065
  • Driveability
    • A/T - Firm/Harsh Shifting
  • Erratic Shifting
    • A/T - GM5, No 1st to 2nd Gear Upshift/Erratic Upshifts
    • A/T - Erratic Shifting/Trans Light ON/FC 60 Set
  • Hard Shifting
    • A/T - Firm/Harsh Shifting
    • A/T - Erratic Shifting/Trans Light ON/FC 60 Set
  • No shift/Incorrect gear engagement
    • A/T - GM5, No 1st to 2nd Gear Upshift/Erratic Upshifts
• All Technical Service Bulletins
  • A/T - Fault Code 48, TCC Solenoid
  • A/T - Firm/Harsh Shifting
  • A/T - GM5, No 1st to 2nd Gear Upshift/Erratic Upshifts
  • A/T - Erratic Shifting/Trans Light ON/FC 60 Set
  • A/T - Shift Indicator Error
  • A/T - Warning Lamp ON/Fail-Safe Mode/DTC's 059/065