Transmission Control Systems: Technical Service Bulletins

• Customer Interest
  • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
• By Symptom
  • Customer Interest
    • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • Hard Shifting
    • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • Sticking/Binding
    • A/T - Park/Neutral Switch Connector Cannot Be Removed
• All Technical Service Bulletins
  • A/T Controls - Revised Text for all DTC Tables
  • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • A/T - Park/Neutral Switch Connector Cannot Be Removed
  • Drivetrain - Transfer Case Control Module Replacement
  • Drivetrain - Updated Transfer Case Speed Sensor Conn.