Engine, Cooling and Exhaust: Technical Service Bulletins

• Customer Interest
  • Engine Controls - Engine Oil Level Low Message Displayed
  • Engine - Low Or Uneven Idle/Various Low Oil Level Concerns
    • Overview
    • Table of Contents
      • Overview
      • Step 1. Spark Plugs - All Engine Types
      • Step 2. Engine 94/96 - MY 2010-Si6 Pzev Only
      • Step 3. PCV Channel
      • Step 4. Valve Guides
      • Step 5. Cam Cover
    • TJ Attachments Part 1
    • TJ Attachments Part 2
• By Symptom
  • Customer Interest
    • Engine Controls - Engine Oil Level Low Message Displayed
    • Engine - Low Or Uneven Idle/Various Low Oil Level Concerns
      • Overview
      • Table of Contents
        • Overview
        • Step 1. Spark Plugs - All Engine Types
        • Step 2. Engine 94/96 - MY 2010-Si6 Pzev Only
        • Step 3. PCV Channel
        • Step 4. Valve Guides
        • Step 5. Cam Cover
      • TJ Attachments Part 1
      • TJ Attachments Part 2
  • False instrument warning light/gauges
    • Engine Controls - Engine Oil Level Low Message Displayed
  • Leaks
    • Engine/Drive Train - Best Before Date Use For Gasket Sealants
• All Technical Service Bulletins
  • Engine - Required Engine Oil Information
  • Engine - Required Oil Requirements
  • Engine - Prior Approval Process For Oil Consumption Claim
  • Engine Controls - Engine Oil Level Low Message Displayed
  • Cooling System - Fault Tracing Guidelines
  • Engine - Low Or Uneven Idle/Various Low Oil Level Concerns
    • Overview
    • Table of Contents
      • Overview
      • Step 1. Spark Plugs - All Engine Types
      • Step 2. Engine 94/96 - MY 2010-Si6 Pzev Only
      • Step 3. PCV Channel
      • Step 4. Valve Guides
      • Step 5. Cam Cover
    • TJ Attachments Part 1
    • TJ Attachments Part 2
  • Engine/Drive Train - Best Before Date Use For Gasket Sealants
  • Engine - Updated Cylinder Head Replacement Procedure