Transmission Control Systems: Technical Service Bulletins

• Customer Interest
  • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • A/T - 4L80E Engine Stalls and/or Surges at Stop
  • Transfer Case Switch - `Service 4WD' Indicator ON
• By Symptom
  • Customer Interest
    • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
    • A/T - 4L80E Engine Stalls and/or Surges at Stop
    • Transfer Case Switch - `Service 4WD' Indicator ON
  • Hard Shifting
    • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • Hunting-Surging
    • A/T - 4L80E Engine Stalls and/or Surges at Stop
• All Technical Service Bulletins
  • A/T - DTCs P0716 And P0717 Procedure Revised
  • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • A/T - 4L80E Engine Stalls and/or Surges at Stop
  • Drivetrain - Transfer Case Control Module Replacement
  • Transfer Case Switch - `Service 4WD' Indicator ON
  • Drivetrain - Updated Transfer Case Speed Sensor Conn.