Engine, Cooling and Exhaust: Technical Service Bulletins

• Recalls
  • Emissions
    • Recall - Federal Emissions Campaign
      • Overview
      • Campaign Description
      • Inspection and Repair Procedures
        • Getting Started
        • Enlarging the Secondary Air Port
        • Replacing the Primary Main Air Jet
        • Installing the Choke Shim Cap
        • Cleaning the SUB-EGR Valve
        • Resetting the Ignition Timing
        • Completing the Procedures
      • Warranty Information
  • Safety
    • Recall 91V225000: Secondary Air Injection System Defect
• Customer Interest
  • Engine - Knocking Noise When Using Aftermarket Oil Filters
  • Engine - Overheating Diagnosis (M/T Only)
  • A/T - Harsh 4-3 Downshift When Decelerating
  • Heater Core - Leakage
  • Engine - Low Power/Poor Acceleration/Erratic Idle
  • Radiator/Radiator Hose - Coolant Leaks
  • A/T - Engine Stalls When Shifted Into Reverse
  • Exhaust System - Excessive Sulfur Odors
• By Symptom
  • Customer Interest
    • Engine - Knocking Noise When Using Aftermarket Oil Filters
    • Engine - Overheating Diagnosis (M/T Only)
    • A/T - Harsh 4-3 Downshift When Decelerating
    • Heater Core - Leakage
    • Engine - Low Power/Poor Acceleration/Erratic Idle
    • Radiator/Radiator Hose - Coolant Leaks
    • A/T - Engine Stalls When Shifted Into Reverse
    • Exhaust System - Excessive Sulfur Odors
  • Hard Shifting
    • A/T - Harsh 4-3 Downshift When Decelerating
  • Inoperative
    • A/T - Engine Stalls When Shifted Into Reverse
    • Cooling System - Thermo Switch Repair Kit
  • Leaks
    • Heater Core - Leakage
    • Radiator/Radiator Hose - Coolant Leaks
    • Radiator - Upper Tank Seam Repair Due to Leakage
    • Oil Filter Seal - Modified
    • Engine - Oil Drain Plug Leaks
  • Noise
    • Engine - Knocking Noise When Using Aftermarket Oil Filters
    • Engine - Knocking Noise When Using Non-OE Oil Filter
  • Odors
    • Exhaust System - Excessive Sulfur Odors
  • Overheating
    • Engine - Overheating Diagnosis (M/T Only)
    • Engine - Overheating (A/T Only)
  • Recalls
    • Recall - Federal Emissions Campaign
      • Overview
      • Campaign Description
      • Inspection and Repair Procedures
        • Getting Started
        • Enlarging the Secondary Air Port
        • Replacing the Primary Main Air Jet
        • Installing the Choke Shim Cap
        • Cleaning the SUB-EGR Valve
        • Resetting the Ignition Timing
        • Completing the Procedures
      • Warranty Information
    • Recall 91V225000: Secondary Air Injection System Defect
• All Technical Service Bulletins
  • Engine - Knocking Noise When Using Aftermarket Oil Filters
  • Sealants - Applications and Usage
  • Hot Weather Cooling Kits - Availability
  • Engine - Overheating Diagnosis (M/T Only)
  • A/T - Harsh 4-3 Downshift When Decelerating
  • Spark Plug - Fouling
  • Heater Core - Leakage
  • Connecting Rod Cap Bolts - Vendor/Supplier/Part Changed
  • Engine - Low Power/Poor Acceleration/Erratic Idle
  • Engine - Piston Height Relative to Block
  • Tool - Piston Pin Installer/Remover Applications
  • Piston - Additional Vendor Added
  • Engine - Valve Cover Modified
  • Engine Valve Stem - Seal Revision
  • Water Pump Seal - Changed
  • Engine - Overheating (A/T Only)
  • Radiator/Radiator Hose - Coolant Leaks
  • Radiator - Upper Tank Seam Repair Due to Leakage
  • Recall - Federal Emissions Campaign
    • Overview
    • Campaign Description
    • Inspection and Repair Procedures
      • Getting Started
      • Enlarging the Secondary Air Port
      • Replacing the Primary Main Air Jet
      • Installing the Choke Shim Cap
      • Cleaning the SUB-EGR Valve
      • Resetting the Ignition Timing
      • Completing the Procedures
    • Warranty Information
  • A/T - Engine Stalls When Shifted Into Reverse
  • Engine Coolant Temperature Sensor - Diagnosis
  • Engine Fault Code - Diagnostic Manual Correction
  • Engine Fault Code - Diagnostic Manual Update
  • Distributor - Vendor and Part Changed
  • Exhaust System - Rotten Egg Odor Explanantion
  • Oil Filter Seal - Modified
  • Engine Oil Filter - Improved Design
  • Engine - Oil Filter Information/Applications
  • Engine - Knocking Noise When Using Non-OE Oil Filter
  • Engine - Cold Starting Precautions
  • Thermo-Switch - Design Changed
  • Cooling System - Thermo Switch Repair Kit
  • Radiator Cooling Fan - Circuit Modification
  • Vehicle Identifiication Number - Decoder
  • Recall 91V225000: Secondary Air Injection System Defect
  • Exhaust System - Excessive Sulfur Odors
  • Diagnostic Scanner - Parts Replacement Numbers
  • Diagnostic System Adapter Cables - Ordering
  • Engine - Oil Selection Recommendations
  • Engine Oil - New and Long Term Storage
  • Front Engine Support - Heat Shield Added
  • Engine - Accessory Drive Belt Tension
  • Engine - Oil Drain Plug Leaks
  • Engine - Oil Consumption Test Procedure
  • M/T - Updated Recommendation For Fluid
  • VIN - Identification Decoder
  • Engine - Unnecessary Crankcase Flushing
  • Engine, Drivetrain - Gray RTV Sealer Update Information
  • Engine - Oil Pump Replacement Guidelines