Engine: Technical Service Bulletins

• Customer Interest
  • Fuel System - Over Oiled Aftermarket Air Filter Concerns
  • Ignition System - MIL ON/Misfire DTC's/Rough Idle
• By Symptom
  • Customer Interest
    • Fuel System - Over Oiled Aftermarket Air Filter Concerns
    • Ignition System - MIL ON/Misfire DTC's/Rough Idle
  • Driveability
    • Fuel System - Over Oiled Aftermarket Air Filter Concerns
    • Ignition System - MIL ON/Misfire DTC's/Rough Idle
  • Erratic Shifting
    • Fuel System - Over Oiled Aftermarket Air Filter Concerns
  • Leaks
    • Ignition System - MIL ON/Misfire DTC's/Rough Idle
• All Technical Service Bulletins
  • Engine - GM Engine Sealant Usage
  • Engine - GM Liquid Gasket/Engine Sealants
  • Fuel System - Over Oiled Aftermarket Air Filter Concerns
  • Ignition System - MIL ON/Misfire DTC's/Rough Idle
  • Engine - Cylinder Head Bolt/Main Bolt Extraction
  • Engine - HVLA/Rocker Arm Removal Tool
  • Engine - Oil Usage Testing and Reporting
  • Engine - In Vehicle Cylinder Head Service Procedures
    • Overview
    • Service Procedure
      • Engine Cylinder Head Removal
      • Engine Cylinder Head Installation
  • Engine - Replacement Cylinder Head Changes