Powertrain Management: Technical Service Bulletins

• Recalls
  • Recall - Fuel Tank Leak
    • Overview
    • Defect & Vehicle Involved; Owner, Dealer, Parts Information
    • Service Procedure, Label & Claim Information
    • Owner's Letter
  • Recall 88V189000: Fuel Tank Defect
• Customer Interest
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • Fuel System - Factors That Affect Economy/Mileage
  • ECM - Keep Alive Memory Updating
  • Engine Controls - Crankshaft Sensor Replacement Caution
  • PROM - Occasional Engine Stall
  • Engine Controls - Hard Start, False Start, or No Start
  • Engine - Miss, Hesitation, or Roughness
  • MIL ON, Intermittent or No TCC, DTC's 62, 26 Set
  • Fuels - Effect of Volatility on Driveability
  • Engine - Diagnosing Intermittent Idle Speed Increases
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • A/T - Blown Fuses Due to Shorted TCC Wiring
    • Recall - Fuel Tank Leak
      • Overview
      • Defect & Vehicle Involved; Owner, Dealer, Parts Information
      • Service Procedure, Label & Claim Information
      • Owner's Letter
  • Customer Interest
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • Fuel System - Factors That Affect Economy/Mileage
    • ECM - Keep Alive Memory Updating
    • Engine Controls - Crankshaft Sensor Replacement Caution
    • PROM - Occasional Engine Stall
    • Engine Controls - Hard Start, False Start, or No Start
    • Engine - Miss, Hesitation, or Roughness
    • MIL ON, Intermittent or No TCC, DTC's 62, 26 Set
    • Fuels - Effect of Volatility on Driveability
    • Engine - Diagnosing Intermittent Idle Speed Increases
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Driveability
    • ECM - Keep Alive Memory Updating
    • Engine Controls - Crankshaft Sensor Replacement Caution
    • PROM - Occasional Engine Stall
    • Engine - Miss, Hesitation, or Roughness
    • Fuels - Effect of Volatility on Driveability
    • Engine - Diagnosing Intermittent Idle Speed Increases
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Fuel System - TOP TIER Detergent Gasoline
  • Erratic Operation
    • Engine - Miss, Hesitation, or Roughness
    • Engine - Diagnosing Intermittent Idle Speed Increases
  • Erratic Shifting
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • High emissions
    • I/M 240 Repairs - Obtaining Technical Assistance
  • Inoperative
    • MIL ON, Intermittent or No TCC, DTC's 62, 26 Set
  • Leaks
    • Recall - Fuel Tank Leak
      • Overview
      • Defect & Vehicle Involved; Owner, Dealer, Parts Information
      • Service Procedure, Label & Claim Information
      • Owner's Letter
  • Loose
    • MIL ON, Intermittent or No TCC, DTC's 62, 26 Set
  • Poor performance
    • Fuels - Effect of Volatility on Driveability
    • Fuel System - TOP TIER Detergent Gasoline
  • Recalls
    • Recall - Fuel Tank Leak
      • Overview
      • Defect & Vehicle Involved; Owner, Dealer, Parts Information
      • Service Procedure, Label & Claim Information
      • Owner's Letter
    • Recall 88V189000: Fuel Tank Defect
  • Starting problems
    • Engine Controls - Hard Start, False Start, or No Start
    • Fuels - Effect of Volatility on Driveability
    • Fuel System - TOP TIER Detergent Gasoline
• All Technical Service Bulletins
  • Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
  • Vehicle - Engine And Sub-Systems Flushing Recommendations
  • Engine - THIS BULLETIN HAS BEEN CANCELED
  • Fuel System - Fuel Injector Maintenance Cleaning
  • Fuel System - GM Fuel System Treatment PLUS(R) Info.
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • Engine Controls - Driveability Diagnostics Guide
    • Overview
    • Introduction
    • Section I
    • Section II
    • Section III
  • Fuel System - Factors That Affect Economy/Mileage
  • I/M 240 Repairs - Obtaining Technical Assistance
  • TPS - Adjustment/Replacement Information
  • Tools - Idle Air Control (IAC) Driver Service
  • Fuel - Pump Replacement Caution, Strainer
  • A/T - Blown Fuses Due to Shorted TCC Wiring
  • MAP - Revised Check Chart for DTC's 33, 34, 63, 64
  • Tools - Introduction Of The Fuel Injector Tester
  • Multec Port Fuel Injectors - Cleaner Precautions
  • ECM/PCM - Damaged and/or Misdiagnosed
  • ECM - Keep Alive Memory Updating
  • ECM - Packard 32 Way Connector Identification
  • ECM/PCM - Damage Prevention
  • Oxygen Sensors - Silica Contamination
  • Engine Controls - Crankshaft Sensor Replacement Caution
  • PROM - Occasional Engine Stall
  • Fuel - Revised Throttle Body/Fuel Rail Torque
  • Fuel - Feed/Return Pipe Repair
  • Recall - Fuel Tank Leak
    • Overview
    • Defect & Vehicle Involved; Owner, Dealer, Parts Information
    • Service Procedure, Label & Claim Information
    • Owner's Letter
  • Recall 88V189000: Fuel Tank Defect
  • Engine Controls - Hard Start, False Start, or No Start
  • Engine Controls - Update Add Code 32, EGR Circuit
  • No MIL Diagnostic Chart A-1 Revision
  • Engine - Miss, Hesitation, or Roughness
  • Ignition - Correct Use of Spark Tester
  • State Emissions Testing Information
  • Enhanced IM240 Program - Implementation Plan
  • Emission - Enhanced Inspection Maintenance Programs
  • I/M 240 Program - Equipment Purchase
  • I/M Emissions Diagnostic Manual -Program
  • Enhanced Emission I/M - Program Update
  • Enhanced Emission Inspection Maintenance - Equipment
  • Warranty - Guidelines for I/M 240 Labor
  • Emissions Inspection/Maintenance - Labor Operations
  • EVAP System - Service of Connectors
  • ECM - Idle Re-Learn Procedure
  • Engine Controls - Crank Sensor Voltage Specifications
  • Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
  • MIL ON, Intermittent or No TCC, DTC's 62, 26 Set
  • PROM/MEMCAL - Identification Marks
  • Fuels - Effect of Volatility on Driveability
  • Fuel - How Fuel Economy Is Determined
  • Engine - Diagnosing Intermittent Idle Speed Increases
  • Fuel - Reformulated/Oxygenated Gasolines
  • Fuel - Use of Gasoline Containing 15 Percent MTBE
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Fuel System - E85 Fuel Usage Precaution
  • Engine/Fuel System - Oil/Fuel Additive Information
  • Fuel System - TOP TIER Detergent Gasoline (Canada)
  • Fuel System - TOP TIER Detergent Gasoline