Engine Performance System Adjustments - 4.3L

• Model Identification
• Engine Mechanical
• Valve Clearance
• Ignition Timing
  • Notes
  • Camshaft Retard Offset
    • Notes
    • Checking Retard Offset
    • Adjusting Retard Offset
• Idle Speed & Mixture
  • Idle Speed & Mixture
    • Notes
    • Controlled Idle Speed Check
• Throttle Position (TP) Sensor