Engine, Cooling and Exhaust: Technical Service Bulletins

• Recalls
  • Campaign - Engine Oil Cooler Inspection/Replacement
    • Overview
    • Dealer Letter
    • Attachment I - Administrative Information
    • Attachment II - Labor and Parts Information
    • Attachment III - Technical Information
    • Owner Letter
• Customer Interest
  • Cooling System - Intake Manifold Gasket Leak
  • Engine - Rough Idle/Noise When Cold
  • Engine - Oil Leak From R/H Cylinder Head Gasket
  • Bi-Fuel System - No Start Condition
  • CNG Fuel System - Rough Idle/No Start Condition
  • CNG Fuel System - Hard Start/DTC's Set/Low Power
  • A/C - Heater Core Electrolysis/Leakage
• By Symptom
  • Abnormal wear/deterioration
    • CNG Fuel System - Hard Start/DTC's Set/Low Power
    • A/C - Heater Core Electrolysis/Leakage
  • Customer Interest
    • Cooling System - Intake Manifold Gasket Leak
    • Engine - Rough Idle/Noise When Cold
    • Engine - Oil Leak From R/H Cylinder Head Gasket
    • Bi-Fuel System - No Start Condition
    • CNG Fuel System - Rough Idle/No Start Condition
    • CNG Fuel System - Hard Start/DTC's Set/Low Power
    • A/C - Heater Core Electrolysis/Leakage
  • Driveability
    • CNG Fuel System - Rough Idle/No Start Condition
    • CNG Fuel System - Hard Start/DTC's Set/Low Power
  • Erratic Operation
    • CNG Fuel System - Hard Start/DTC's Set/Low Power
  • Leaks
    • Cooling System - Intake Manifold Gasket Leak
    • Engine - Oil Leak From R/H Cylinder Head Gasket
    • A/C - Heater Core Electrolysis/Leakage
  • Noise
    • Engine - Rough Idle/Noise When Cold
  • Recalls
    • Campaign - Engine Oil Cooler Inspection/Replacement
      • Overview
      • Dealer Letter
      • Attachment I - Administrative Information
      • Attachment II - Labor and Parts Information
      • Attachment III - Technical Information
      • Owner Letter
  • Starting problems
    • Bi Fuel - Intermittent Starting or Driveability Tip
• All Technical Service Bulletins
  • Driveability - Vacuum Leak Detection
  • Aluminum Engine - New Cleaners/Service Tips
  • Cooling System - Intake Manifold Gasket Leak
  • Engine - Rough Idle/Noise When Cold
  • Engine - Aluminum Block/Head Machining
  • Engine - Cylinder Head Straightedge Surface Check
  • Engine - Oil Leak From R/H Cylinder Head Gasket
  • Campaign - Engine Oil Cooler Inspection/Replacement
    • Overview
    • Dealer Letter
    • Attachment I - Administrative Information
    • Attachment II - Labor and Parts Information
    • Attachment III - Technical Information
    • Owner Letter
  • Bi-Fuel System - No Start Condition
  • CNG Fuel System - Rough Idle/No Start Condition
  • CNG Fuel System - Hard Start/DTC's Set/Low Power
  • Emissions/Engine Controls - Driveability Diagnosis
    • Overview
    • Index
      • Information
      • A. Description of Terms and Acronyms
      • B. HO2S Location Diagrams
      • C. Heated Oxygen Sensor (HO2S) Monitor
      • D. Catalyst Efficiency Monitor
      • E. Fuel System Monitor
      • F. Diagnostic Service Tips
  • Engine Head Gasket - Approved Replacement Procedures
    • Overview
    • Service Procedure
      • Aluminum Cylinder Head - Removal From Engine
      • Inspection For Damage and Cleaning Procedure
      • Installation Onto the Cylinder Block Surface
  • Engine Oil - Oil Recommendations/Applications
    • Overview
    • Veh. App. Listing Approved For SAE 5W-20 Motor Oil
  • Engine - Oil System Priming Procedures
  • Bi Fuel - Intermittent Starting or Driveability Tip
  • Engine - Reman Engine Head Gasket Identification
  • A/C - Heater Core Electrolysis/Leakage
  • Engine - Spark Plug Hole Thread Repair Procedure