Tune-up and Engine Performance Checks: Technical Service Bulletins

• Recalls
  • Recall 622 - PCV Harness and Reset Idle Speeds
    • Overview
    • Parts, Owner and Service Information
    • Service Procedure
    • Report/Reimburse, Parts Return, Vehicle Not Available
    • Owner Letter
  • Recall - PCV Harness and Reset Idle Speed
    • Overview
    • Parts, Owner and Service Information
    • Service Procedure
    • Report/Reimburse, Parts Return, Vehicle Not Available
    • Owner Letter
• Customer Interest
  • Engine - Idle Speed Low/Inconsistent
    • Overview
    • Adjustment Procedures
    • Ignition Timing
    • Fast Idle Speed
• By Symptom
  • Customer Interest
    • Engine - Idle Speed Low/Inconsistent
      • Overview
      • Adjustment Procedures
      • Ignition Timing
      • Fast Idle Speed
  • Driveability
    • Carburetor - Idle Mixture Adjustment
  • Erratic Operation
    • Recall 622 - PCV Harness and Reset Idle Speeds
      • Overview
      • Parts, Owner and Service Information
      • Service Procedure
      • Report/Reimburse, Parts Return, Vehicle Not Available
      • Owner Letter
    • Recall - PCV Harness and Reset Idle Speed
      • Overview
      • Parts, Owner and Service Information
      • Service Procedure
      • Report/Reimburse, Parts Return, Vehicle Not Available
      • Owner Letter
  • Recalls
    • Recall 622 - PCV Harness and Reset Idle Speeds
      • Overview
      • Parts, Owner and Service Information
      • Service Procedure
      • Report/Reimburse, Parts Return, Vehicle Not Available
      • Owner Letter
    • Recall - PCV Harness and Reset Idle Speed
      • Overview
      • Parts, Owner and Service Information
      • Service Procedure
      • Report/Reimburse, Parts Return, Vehicle Not Available
      • Owner Letter
• All Technical Service Bulletins
  • Engine Performance At High or Low Altitudes
    • Overview
    • 1.1985 Alliance/Encore 1.4L - 1.7L Engines and Fuego/Sportwagon 2.2L Engine
    • 2.1985 Cherokee/Wagoneer 70 Series 2.8L Gasoline and 2.1L Diesel Engines
    • 3.1985 Cherokee/Wagoneer 70 Series - CJ/Scrambler 2.46L Engine
    • 4.1985 Eagle - CJ/Scrambler - Grand Wagoneer/Truck 4.2L Engine
    • 5.1985 Grand Wagoneer/Truck 5.9L Engine
  • Engine - Idle Speed Low/Inconsistent
    • Overview
    • Adjustment Procedures
    • Ignition Timing
    • Fast Idle Speed
  • Recall 622 - PCV Harness and Reset Idle Speeds
    • Overview
    • Parts, Owner and Service Information
    • Service Procedure
    • Report/Reimburse, Parts Return, Vehicle Not Available
    • Owner Letter
  • Recall - PCV Harness and Reset Idle Speed
    • Overview
    • Parts, Owner and Service Information
    • Service Procedure
    • Report/Reimburse, Parts Return, Vehicle Not Available
    • Owner Letter
  • Carburetor - Idle Mixture Adjustment