Tune-up and Engine Performance Checks: Technical Service Bulletins

• Customer Interest
  • ECM - Rough Engine Idle/Poor Throttle Response
  • Engine - Misfire/Rough Idle Under Heavy load
  • Fuel System - Damage Caused By Fuel Contaminants
• By Symptom
  • Abnormal wear/deterioration
    • Fuel System - Damage Caused By Fuel Contaminants
  • Customer Interest
    • ECM - Rough Engine Idle/Poor Throttle Response
    • Engine - Misfire/Rough Idle Under Heavy load
    • Fuel System - Damage Caused By Fuel Contaminants
  • Driveability
    • ECM - Rough Engine Idle/Poor Throttle Response
    • Engine - Misfire/Rough Idle Under Heavy load
    • Fuel - Hesitation On Warm-Up/Rough Idle
    • Electrical - Check Engine, Temp Gauge, Long Crank, Idle
  • False instrument warning light/gauges
    • Electrical - Check Engine, Temp Gauge, Long Crank, Idle
  • Poor performance
    • Fuel - Hesitation On Warm-Up/Rough Idle
  • Shorted/Open circuit
    • Engine - Misfire/Rough Idle Under Heavy load
  • Starting problems
    • Electrical - Check Engine, Temp Gauge, Long Crank, Idle
• All Technical Service Bulletins
  • ECM - Rough Engine Idle/Poor Throttle Response
  • Engine - Misfire/Rough Idle Under Heavy load
  • Fuel - Hesitation On Warm-Up/Rough Idle
  • Ignition - Spark Plug Applications
    • Overview
    • Attachment Spark Plug Application Chart
  • Ignition - Spark Plug Application
  • Ignition - Spark Plug Application Charts
  • Ignition - Spark Plug Application Chart
  • Spark Plug/Engine Oil Capacity Reference Chart
  • 1203851085 - 04/01/91 Adds Information to 1990/10/01
  • Electrical - Check Engine, Temp Gauge, Long Crank, Idle
  • Fuel System - Damage Caused By Fuel Contaminants