Powertrain Management: Technical Service Bulletins

• Recalls
  • Emissions
    • Recall - Ignition Coil Wire Routing
      • Overview
      • Owner Letter
      • Canadian Version of Product Emissions Campagin 98007
      • Owner Letter For Canadian Customers
  • Generals
    • Campaign - Fuel Injector Sticking Closed
• Customer Interest
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Engine - SES Lamp ON/Misfire DTC' Set Towing Uphill
  • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • Fuel System - Rough Idle, Hard Start, No Start
  • Fuel System - MIL ON/Rough Idle on Start-Up
    • Overview
    • Cleaning Procedures
      • Information
      • S/T and C/K Truck
      • M/L, G Van and P Truck
    • Central SFI to MFI Conversion Instructions
  • Engine - No/Hard/Slow Start/Backfire/Kickback
  • Purge Solenoid - Excessive Ticking Noise
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Customer Interest
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Engine - SES Lamp ON/Misfire DTC' Set Towing Uphill
    • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
    • Fuel System - Rough Idle, Hard Start, No Start
    • Fuel System - MIL ON/Rough Idle on Start-Up
      • Overview
      • Cleaning Procedures
        • Information
        • S/T and C/K Truck
        • M/L, G Van and P Truck
      • Central SFI to MFI Conversion Instructions
    • Engine - No/Hard/Slow Start/Backfire/Kickback
    • Purge Solenoid - Excessive Ticking Noise
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Driveability
    • Engine - SES Lamp ON/Misfire DTC' Set Towing Uphill
    • Fuel System - Rough Idle, Hard Start, No Start
    • Fuel System - MIL ON/Rough Idle on Start-Up
      • Overview
      • Cleaning Procedures
        • Information
        • S/T and C/K Truck
        • M/L, G Van and P Truck
      • Central SFI to MFI Conversion Instructions
    • Campaign - Fuel Injector Sticking Closed
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Fuel System - TOP TIER Detergent Gasoline
    • Fuel System - TOP TIER Detergent Gasoline Information (Canada)
  • Erratic Shifting
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Hard Shifting
    • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • Noise
    • Purge Solenoid - Excessive Ticking Noise
  • Poor performance
    • Fuel System - TOP TIER Detergent Gasoline
    • Fuel System - TOP TIER Detergent Gasoline Information (Canada)
  • Recalls
    • Campaign - Fuel Injector Sticking Closed
    • Recall - Ignition Coil Wire Routing
      • Overview
      • Owner Letter
      • Canadian Version of Product Emissions Campagin 98007
      • Owner Letter For Canadian Customers
  • Starting problems
    • Fuel System - Rough Idle, Hard Start, No Start
    • Engine - No/Hard/Slow Start/Backfire/Kickback
    • Fuel System - TOP TIER Detergent Gasoline
    • Fuel System - TOP TIER Detergent Gasoline Information (Canada)
  • Sticking/Binding
    • Engine - SES Lamp ON/Misfire DTC' Set Towing Uphill
    • Campaign - Fuel Injector Sticking Closed
    • A/T - Park/Neutral Switch Connector Cannot Be Removed
• 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
  • A/T Control - DTC P0756 Diagnostic Tips
  • Engine Controls - MIL Function During I/M Testing
  • Engine Control - Revised Schematics
  • Electrical - Harness Connection Inspection
  • Engine - SES Lamp ON/Misfire DTC' Set Towing Uphill
  • A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
  • Fuel - Correct Solvent for CSFI Poppet Cleaning
  • Fuel System - Rough Idle, Hard Start, No Start
  • Fuel System - MIL ON/Rough Idle on Start-Up
    • Overview
    • Cleaning Procedures
      • Information
      • S/T and C/K Truck
      • M/L, G Van and P Truck
    • Central SFI to MFI Conversion Instructions
  • Campaign - Fuel Injector Sticking Closed
  • PCM Connector - Information on New Service Kits
  • Antitheft - Revised System Check and DTC B2958 Tables
  • A/T - Park/Neutral Switch Connector Cannot Be Removed
  • Engine - No/Hard/Slow Start/Backfire/Kickback
  • DTC P1404 (False Low EGR Valve Pintle Position) Signals
  • Engine Controls - OBD System Improvement/Correction
  • PROM - Powertrain Control Module Reprogramming
  • Purge Solenoid - Excessive Ticking Noise
  • Fuel Level Sensor - Replacement Procedure
  • Accessories - DTC's P0300, P1380, P1381
  • Warranty - Guidelines for I/M 240 Labor
  • EVAP System - Service of Connectors
  • EVAP System - Monitor Strategy
  • EVAP System - Special Tool Usage
    • Overview
    • Non-Enhanced EVAP System Diagnostic Procedure
    • Enhanced EVAP System Leak Detection Procedure
    • Fuel Tank Pressure (FTP) Sensor Check
    • Verification Procedure
  • PCM - Returned Product Feedback Program
  • Computer Controls - Diagnosing DTCs P0404, P0405, P1404
  • A/T - 4L60-E DTC P1870 Diagnosis
  • Crankcase Ventilation System - Revised Maintenance
  • A/T - New Transmission Calibrations
  • Ignition Lock Cylinder - Revised Replacement Procedure
  • Fuel - Top Tier Detergent Gasoline Information
  • Emissions - OBDII I/M Readiness Testing
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Recall - Ignition Coil Wire Routing
    • Overview
    • Owner Letter
    • Canadian Version of Product Emissions Campagin 98007
    • Owner Letter For Canadian Customers
  • Fuel System - E85 Fuel Usage Precautions
  • 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
  • Fuel System - TOP TIER Detergent Gasoline Information (Canada)