Computers and Control Systems: Technical Service Bulletins

• Recalls
  • Recall - PCM Integrated Circuit Chip Damage
    • Overview
    • Owner Letter
• Customer Interest
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • A/T - Harsh Shifts/Slipping/DTCs P0741/P0742/P0757/P842
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Engine Controls - Extended Hot Start Crank Time
  • Electrical - Hard or No Start/Warning Lamps ON/DTC's Set
  • Instruments - Security Lamp ON/False DTC B3055 Set
  • A/T - 4T65E Poor Performance/Harsh Shifts/DTC's Set
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • Electrical - Hard or No Start/Warning Lamps ON/DTC's Set
  • Customer Interest
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • A/T - Harsh Shifts/Slipping/DTCs P0741/P0742/P0757/P842
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Engine Controls - Extended Hot Start Crank Time
    • Electrical - Hard or No Start/Warning Lamps ON/DTC's Set
    • Instruments - Security Lamp ON/False DTC B3055 Set
    • A/T - 4T65E Poor Performance/Harsh Shifts/DTC's Set
  • Driveability
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Erratic Operation
    • Electrical - Hard or No Start/Warning Lamps ON/DTC's Set
  • Erratic Shifting
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • A/T - 4T65E Poor Performance/Harsh Shifts/DTC's Set
  • False instrument warning light/gauges
    • Electrical - Hard or No Start/Warning Lamps ON/DTC's Set
    • Instruments - Security Lamp ON/False DTC B3055 Set
  • Hard Shifting
    • A/T - Harsh Shifts/Slipping/DTCs P0741/P0742/P0757/P842
    • A/T - 4T65E Poor Performance/Harsh Shifts/DTC's Set
  • Recalls
    • Recall - PCM Integrated Circuit Chip Damage
      • Overview
      • Owner Letter
  • Slipping
    • A/T - Harsh Shifts/Slipping/DTCs P0741/P0742/P0757/P842
    • A/T - 4T65E Poor Performance/Harsh Shifts/DTC's Set
  • Starting problems
    • Engine Controls - Extended Hot Start Crank Time
    • Electrical - Hard or No Start/Warning Lamps ON/DTC's Set
• All Technical Service Bulletins
  • Engine - THIS BULLETIN HAS BEEN CANCELED
  • A/T Controls - Snapshot Data With Tech2(R) Information
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • A/T Control - DTC P0756 Diagnostic Tips
  • Electrical - Reducing Intermittent Electrical Concerns
  • A/T - Diagnostic Information for DTC's P0894/P1870
  • A/T - Harsh Shifts/Slipping/DTCs P0741/P0742/P0757/P842
  • Computers - Radio Fuse Removal Prior to Programming
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Emissions - OBDII I/M Readiness Testing
  • Engine Controls - Extended Hot Start Crank Time
  • Electrical - Hard or No Start/Warning Lamps ON/DTC's Set
  • Engine Controls - MIL Function During I/M Testing
  • Accessories - DTC's P0300, P1380, P1381
  • Engine, A/T Controls - Shared Diagnostic Trouble Codes
  • Engine Controls - DTC P0327/P0332 Information
  • Electrical - Harness Connection Inspection
  • Instruments - Security Lamp ON/False DTC B3055 Set
  • A/T - 4T65E Poor Performance/Harsh Shifts/DTC's Set
  • Recall - PCM Integrated Circuit Chip Damage
    • Overview
    • Owner Letter