Engine, Cooling and Exhaust: Technical Service Bulletins

• Customer Interest
  • A/C - Poor Cooling At Idle In Hot Temperatures
    • Overview
    • Service Procedure
      • Step A Confirm If the Vehicle Requires ECM Reprogramming
      • Step B Reprogram the ECM
      • Step C Replace the Engine Cooling Fan Coupling (Fan Clutch)
      • Step D Replace the Condenser & Fan Motor Assembly
      • Step E Install the Plastic Air Dam
  • Engine Controls - Idle Speed 25 RPM Too High
  • Fuel System - Low Power On Wide Open Acceleration
  • Engine - Oil Leak Behind Alternator
  • Exhaust System - Heat Shield Rattling Noises
• By Symptom
  • Customer Interest
    • A/C - Poor Cooling At Idle In Hot Temperatures
      • Overview
      • Service Procedure
        • Step A Confirm If the Vehicle Requires ECM Reprogramming
        • Step B Reprogram the ECM
        • Step C Replace the Engine Cooling Fan Coupling (Fan Clutch)
        • Step D Replace the Condenser & Fan Motor Assembly
        • Step E Install the Plastic Air Dam
    • Engine Controls - Idle Speed 25 RPM Too High
    • Fuel System - Low Power On Wide Open Acceleration
    • Engine - Oil Leak Behind Alternator
    • Exhaust System - Heat Shield Rattling Noises
  • Driveability
    • Fuel System - Low Power On Wide Open Acceleration
  • Leaks
    • Engine - Oil Leak Behind Alternator
  • Noise
    • Engine - MIL ON/Multiple DTC's Set
    • Exhaust System - Heat Shield Rattling Noises
  • Poor performance
    • A/C - Poor Cooling At Idle In Hot Temperatures
      • Overview
      • Service Procedure
        • Step A Confirm If the Vehicle Requires ECM Reprogramming
        • Step B Reprogram the ECM
        • Step C Replace the Engine Cooling Fan Coupling (Fan Clutch)
        • Step D Replace the Condenser & Fan Motor Assembly
        • Step E Install the Plastic Air Dam
• All Technical Service Bulletins
  • A/C - Poor Cooling At Idle In Hot Temperatures
    • Overview
    • Service Procedure
      • Step A Confirm If the Vehicle Requires ECM Reprogramming
      • Step B Reprogram the ECM
      • Step C Replace the Engine Cooling Fan Coupling (Fan Clutch)
      • Step D Replace the Condenser & Fan Motor Assembly
      • Step E Install the Plastic Air Dam
  • Engine Controls - Idle Speed 25 RPM Too High
  • Fuel System - Low Power On Wide Open Acceleration
  • Engine - MIL ON/Multiple DTC's Set
  • Engine - Engine Cover Removal Procedure
  • Engine - Reman Engine Start Up Lubrication Information
  • Engine - Drive Belt Noise Diagnostics
  • Engine - Engine Mounting Bolt Size Change
  • Engine - Revised Upper Oil Pan/Timing Cover Service
  • Engine - Oil Leak Behind Alternator
  • Exhaust System - Heat Shield Rattling Noises