Computers and Control Systems: Technical Service Bulletins

• Recalls
  • Campaign - Reprogram ECM/TCM to Enhance Driveabiltiy
    • Overview
    • Owner Letter
• Customer Interest
  • Engine Controls - MIL ON/DTC P1254 Set
  • Engine Controls - MIL ON/DTC P0121 Stored
  • Electrical - MIL ON/Misfire DTC's Set
  • Ignition System - MIL ON/DTC's P0341/P1341
  • Fuel System - Driveabiltiy and Starting Issues
  • Emissions - MIL ON, False DTC P0456 EVAP Leak
• By Symptom
  • Customer Interest
    • Engine Controls - MIL ON/DTC P1254 Set
    • Engine Controls - MIL ON/DTC P0121 Stored
    • Electrical - MIL ON/Misfire DTC's Set
    • Ignition System - MIL ON/DTC's P0341/P1341
    • Fuel System - Driveabiltiy and Starting Issues
    • Emissions - MIL ON, False DTC P0456 EVAP Leak
  • False instrument warning light/gauges
    • Engine Controls - MIL ON/DTC P0121 Stored
  • Recalls
    • Campaign - Reprogram ECM/TCM to Enhance Driveabiltiy
      • Overview
      • Owner Letter
• All Technical Service Bulletins
  • Engine Controls - MIL ON/DTC P1254 Set
  • Engine Controls - MIL ON/DTC P0121 Stored
  • Electrical - MIL ON/Misfire DTC's Set
  • Ignition System - MIL ON/DTC's P0341/P1341
  • Fuel System - Driveabiltiy and Starting Issues
  • Campaign - Reprogram ECM/TCM to Enhance Driveabiltiy
    • Overview
    • Owner Letter
  • Engine Control - Diagnostic Flow Charts
    • Overview
    • Engine Management System Flowcharts
      • P-1 Through P9
      • P10 Through P12A
  • Emissions - MIL ON, False DTC P0456 EVAP Leak
  • Engine Controls - Removal of Seized Oxygen (O2) Sensors