Engine: Technical Service Bulletins

• Customer Interest
  • Engine - Oil Leaks from Crankshaft Rear Main Seal
  • Fuel - Pump Related Driveability Issues, Codes 32, 44
  • Engine - Oil Odors
  • Engine - Miss, Hesitation, or Roughness
  • Engine - Diagnosing Intermittent Idle Speed Increases
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Engine - Oil Leaks From Front Crankshaft Seal
• By Symptom
  • Customer Interest
    • Engine - Oil Leaks from Crankshaft Rear Main Seal
    • Fuel - Pump Related Driveability Issues, Codes 32, 44
    • Engine - Oil Odors
    • Engine - Miss, Hesitation, or Roughness
    • Engine - Diagnosing Intermittent Idle Speed Increases
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Engine - Oil Leaks From Front Crankshaft Seal
  • Driveability
    • Fuel - Pump Related Driveability Issues, Codes 32, 44
    • Engine - Miss, Hesitation, or Roughness
    • Engine - Diagnosing Intermittent Idle Speed Increases
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Erratic Operation
    • Engine - Miss, Hesitation, or Roughness
    • Engine - Diagnosing Intermittent Idle Speed Increases
  • 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
    • Fuel - Pump Related Driveability Issues, Codes 32, 44
  • Odors
    • Engine - Oil Odors
  • Poor performance
    • Fuel - Pump Related Driveability Issues, Codes 32, 44
• 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 - Oil Leaks from Crankshaft Rear Main Seal
  • 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 - Revised Fastener Tightening Specifications
  • Fuel - Pump Related Driveability Issues, Codes 32, 44
  • Igntition - New Design Spark Plug
  • Spark Plug - Revised, Service Information
  • Ignition - Revised Spark Plug Usage & Gap Information
  • Engine - Oil Odors
  • Engine - Recycling Used Oil Filters
  • Engine - Miss, Hesitation, or Roughness
  • Instruments - Oil Pressure Indicator & Gauge Information
  • Engine Oil Cooler Quick Connect Fitting - Revised
  • Engine Oil Cooler Lines - Revivsed Connect & Disconnect
  • Engine - New Prelube Tool
  • Engine - Diagnosing Intermittent Idle Speed Increases
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Engine - Oil Leaks From Front Crankshaft Seal
  • 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.