Engine: Technical Service Bulletins

• Recalls
  • Campaign - Tune-up Label Schematic Drawing Error
    • Overview
    • General Information
    • Service Procedure
    • Customer Notification Letter
    • Label Installation Instructions
• Customer Interest
  • Engine - Noise, Updated Exhaust Manifolds
  • Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
  • Oil Pressure Gauge - Erratic Reading Concerns
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
• By Symptom
  • Abnormal wear/deterioration
    • Engine - Noise, Updated Exhaust Manifolds
  • Customer Interest
    • Engine - Noise, Updated Exhaust Manifolds
    • Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
    • Oil Pressure Gauge - Erratic Reading Concerns
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Driveability
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Erratic Operation
    • Oil Pressure Gauge - Erratic Reading Concerns
  • Erratic Shifting
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • False instrument warning light/gauges
    • Oil Pressure Gauge - Erratic Reading Concerns
  • Leaks
    • Engine - Noise, Updated Exhaust Manifolds
  • Noise
    • Engine - Noise, Updated Exhaust Manifolds
    • Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
    • Oil Filters - Enhanced Anti-Drainback Valves
  • Recalls
    • Campaign - Tune-up Label Schematic Drawing Error
      • Overview
      • General Information
      • Service Procedure
      • Customer Notification Letter
      • Label Installation Instructions
• All Technical Service Bulletins
  • Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
  • Vehicle - Engine And Sub-Systems Flushing Recommendations
  • Engine - Intake Manifold Inspection/Replacement
  • Engine - Use of 'Surface Conditioning Disks'
  • Engine - Drive Belt Misalignment Diagnostics
  • Engine - Noise/Damage Oil Filter Application Importance
  • Engine - Sealant Usage/Procedures
  • Engine - AC Delco Remanufactured Engines
    • Overview
    • Warranty Coverage
    • New Warranty Registration
    • Warranty Claim Submission Requirements
    • Claim Submission Details
  • Engine - Surface Conditioning Discs Precautions
  • Engines - ACDelco Remanufactured
    • Overview
    • Warranty Coverage
    • Warranty Claim Submission Procedures
  • Engine - Noise, Updated Exhaust Manifolds
  • Engine - Use of Wacker RTV Sealant for Intake Manifold
  • Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
  • Parts - OE and Aftermarket Oil Filters Revised
  • Oil Filters - Enhanced Anti-Drainback Valves
  • Oil Pressure Gauge - Erratic Reading Concerns
  • Crankshaft Balancer - Removal/Installation Tool
  • Campaign - Tune-up Label Schematic Drawing Error
    • Overview
    • General Information
    • Service Procedure
    • Customer Notification Letter
    • Label Installation Instructions
  • Engine - Serpentine Drive Belt Wear Information
  • Ignition - Timing Connector Location Change
  • Ignition Set Timing Connector Location - Revised
  • Engine - New Prelube Tool
  • Idle Speed - Specification Revised
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Engine/Fuel System - Oil/Fuel Additive Information
  • Engine - GM Dexos 1(R) And 2(R) Oil Specifications
  • Engine - GM dexos 1(R) and dexos 2(R) Oil Specifications/Info.