Engine, Cooling and Exhaust: Technical Service Bulletins

• Recalls
  • Campaign - Engine Harmonic Balancer Not Seated
    • Overview
    • Service Procedure
    • Owner Letter
• Customer Interest
  • Engine - Whistle Type Noise on Acceleration/Cruise
  • Engine Controls - Engine Idle RPM Flare
  • Engine - Drive Belt, High RPM Squealing Noise
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Engine - Oil Leaks from Crankshaft Rear Main Seal
  • Engine - Oil Leaks From Front Crankshaft Seal
  • Engine, A/T - Knocking Noise From Engine/A/T Area
• By Symptom
  • Customer Interest
    • Engine - Whistle Type Noise on Acceleration/Cruise
    • Engine Controls - Engine Idle RPM Flare
    • Engine - Drive Belt, High RPM Squealing Noise
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Engine - Oil Leaks from Crankshaft Rear Main Seal
    • Engine - Oil Leaks From Front Crankshaft Seal
    • Engine, A/T - Knocking Noise From Engine/A/T Area
  • Driveability
    • Engine Controls - Engine Idle RPM Flare
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Erratic Shifting
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Leaks
    • Engine - Oil Leaks from Crankshaft Rear Main Seal
    • Engine - Oil Leaks From Front Crankshaft Seal
  • Noise
    • Engine - Whistle Type Noise on Acceleration/Cruise
    • Engine - Drive Belt, High RPM Squealing Noise
    • Engine, A/T - Knocking Noise From Engine/A/T Area
  • Odors
    • Engine - Drive Belt, High RPM Squealing Noise
  • Recalls
    • Campaign - Engine Harmonic Balancer Not Seated
      • Overview
      • Service Procedure
      • Owner Letter
• All Technical Service Bulletins
  • Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
  • Vehicle - Engine And Sub-Systems Flushing Recommendations
  • Engine - Revised Oil Pan Replacement Procedure
    • Overview
    • Oil Pan Replacement
  • Engine - Whistle Type Noise on Acceleration/Cruise
  • Engine Controls - Engine Idle RPM Flare
  • Campaign - Engine Harmonic Balancer Not Seated
    • Overview
    • Service Procedure
    • Owner Letter
  • Engine - Drive Belt, High RPM Squealing Noise
  • Cooling System - Coolant Recycling Information
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Engine - Sealant Usage/Procedures
  • Engine - Oil Leaks from Crankshaft Rear Main Seal
  • Engine - Oil Leaks From Front Crankshaft Seal
  • Cooling System - DEX-COOL(R) Coolant Leak Detection Dye
  • Exhaust System - Catalytic Converter Precautions
  • Engine, A/T - Knocking Noise From Engine/A/T Area
  • Engine/Fuel System - Oil/Fuel Additive Information
  • Cooling System, A/C - Aluminum Heater Cores/Radiators
  • Gasoline Engine - Oil Consumption Guidelines
  • Engine - Noise/Damage Oil Filter Application Importance
  • Engine - Drive Belt Misalignment Diagnostics
  • Engine, A/T - Identification Information
  • Engine - Use of 'Surface Conditioning Disks'
  • Engine - Intake Manifold Inspection/Replacement
  • Engine - GM Dexos 1(R) And 2(R) Oil Specifications
  • Engine - GM dexos 1(R) and dexos 2(R) Oil Specifications/Info.