Ignition System: Technical Service Bulletins

• Customer Interest
  • Engine - Power Loss, Hesitation, Roughness/Backfire
  • Engine - Miss, Hesitation, or Roughness
• By Symptom
  • Customer Interest
    • Engine - Power Loss, Hesitation, Roughness/Backfire
    • Engine - Miss, Hesitation, or Roughness
  • Driveability
    • Engine - Power Loss, Hesitation, Roughness/Backfire
    • Engine - Miss, Hesitation, or Roughness
  • Erratic Operation
    • Engine - Power Loss, Hesitation, Roughness/Backfire
    • Engine - Miss, Hesitation, or Roughness
• All Technical Service Bulletins
  • HEI System - Description and Diagnosis Chart
  • Igntion System - Revised Diagnostic Chart C-4B
  • Engine - Hard Cold Start Diagnostic Procedures
  • Engine - Power Loss, Hesitation, Roughness/Backfire
  • Engine - Miss, Hesitation, or Roughness
  • Ignition - Spark Plug Application & Gap
  • HEI Module - Testing Updated