Engine: Technical Service Bulletins

• Customer Interest
  • Engine - Vibration in the 1100 to 1300 RPM Range
  • Engine - Belt Chirp or Squeal
  • Engine No Start, DTC 41 (Cam Sensor Circuit) Set
  • Engine - Oil Leak At Rear Main Bearing Cap Side Seal
  • Engine - Does Not Stay Running On Initial Cold Start
  • Engine - Chuggle At 35-45 MPH
  • Engine - Miss, Hesitation, or Roughness
  • Engine - Knocking Noise Just Above Idle
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
• By Symptom
  • Abnormal wear/deterioration
    • Engine No Start, DTC 41 (Cam Sensor Circuit) Set
    • Engine - Knocking Noise Just Above Idle
  • Customer Interest
    • Engine - Vibration in the 1100 to 1300 RPM Range
    • Engine - Belt Chirp or Squeal
    • Engine No Start, DTC 41 (Cam Sensor Circuit) Set
    • Engine - Oil Leak At Rear Main Bearing Cap Side Seal
    • Engine - Does Not Stay Running On Initial Cold Start
    • Engine - Chuggle At 35-45 MPH
    • Engine - Miss, Hesitation, or Roughness
    • Engine - Knocking Noise Just Above Idle
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Driveability
    • Engine - Does Not Stay Running On Initial Cold Start
    • Engine - Chuggle At 35-45 MPH
    • Engine - Miss, Hesitation, or Roughness
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Erratic Operation
    • Engine - Miss, Hesitation, or Roughness
  • Erratic Shifting
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • False instrument warning light/gauges
    • Engine - Does Not Stay Running On Initial Cold Start
  • Leaks
    • Engine - Oil Leak At Rear Main Bearing Cap Side Seal
  • Noise
    • Engine - Belt Chirp or Squeal
    • Engine - Knocking Noise Just Above Idle
  • Starting problems
    • Engine No Start, DTC 41 (Cam Sensor Circuit) Set
  • Vibration
    • Engine - Vibration in the 1100 to 1300 RPM Range
• 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 - Vibration in the 1100 to 1300 RPM Range
  • Engine - Belt Chirp or Squeal
  • Engine No Start, DTC 41 (Cam Sensor Circuit) Set
  • Engine - Oil Leak At Rear Main Bearing Cap Side Seal
  • Engine - Does Not Stay Running On Initial Cold Start
  • Engine - Chuggle At 35-45 MPH
  • Cranshaft Main/Rod Bearing - Revised Clearances
  • Engine - Miss, Hesitation, or Roughness
  • Engine - Knocking Noise Just Above Idle
  • 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.