Fuel Delivery and Air Induction: Technical Service Bulletins

• Customer Interest
  • Pump Relay - Remains Energized With Ignition Off
  • Battery - Discharged
  • Engine Performance - Loss of Power Under Load/Misfire
  • Electric Fuel Pump - Humming/Buzzing Noise from Rear
  • Engine - Long Cranking Time In Hot Weather
  • Fuel Gauge - Displays Empty
  • Fuel Gauge - Inaccurate Reading
  • Fuel Tank Sending Unit - Noisy and Erratic Reading
  • Engine - Excessive Cranking Time, Rough Idle
• By Symptom
  • Customer Interest
    • Pump Relay - Remains Energized With Ignition Off
    • Battery - Discharged
    • Engine Performance - Loss of Power Under Load/Misfire
    • Electric Fuel Pump - Humming/Buzzing Noise from Rear
    • Engine - Long Cranking Time In Hot Weather
    • Fuel Gauge - Displays Empty
    • Fuel Gauge - Inaccurate Reading
    • Fuel Tank Sending Unit - Noisy and Erratic Reading
    • Engine - Excessive Cranking Time, Rough Idle
  • Driveability
    • Engine Performance - Fuel Quality and Carbon Deposits
    • Engine Performance - Loss of Power Under Load/Misfire
    • Engine - Excessive Cranking Time, Rough Idle
    • Idle Speed - Fluctuation Troubleshooting
      • Overview
      • Possible Causes
      • Troubleshooting Tip:
  • False instrument warning light/gauges
    • Fuel Gauge - Inaccurate Reading
  • Noise
    • Electric Fuel Pump - Humming/Buzzing Noise from Rear
  • Starting problems
    • Engine - Long Cranking Time In Hot Weather
  • Won't turn off
    • Pump Relay - Remains Energized With Ignition Off
• All Technical Service Bulletins
  • Gasoline - Fuel Containing Detergents Recommended
  • Engine Performance - Fuel Quality and Carbon Deposits
  • Pump Relay - Remains Energized With Ignition Off
  • Battery - Discharged
  • Engine Performance - Loss of Power Under Load/Misfire
  • Electric Fuel Pump - Humming/Buzzing Noise from Rear
  • Engine - Long Cranking Time In Hot Weather
  • Metal Tipped Fuel Injectors - Checking/Cleaning
  • VITON Tipped Fuel Injectors - Checking, Cleaning
  • Fuel Injection - Quantity, Comparative Measurement
  • Special Tool - Fuel Injection Cleaner Adapter Kit
  • Fuel System - Injection Cleaner Adapter Kit
  • Airflow Sensor Plate - Height Adjustment
  • Fuel Tank - Capacity Insufficient
  • Fuel Tanks - Flushing/Neutralization
  • Throttle Body - Basic Adjustment
  • Fuel Gauge - Displays Empty
  • Fuel Gauge - Inaccurate Reading
  • Fuel Tank Sending Unit - Noisy and Erratic Reading
  • Loctite 325 - Proper Procedures For Obtaining
  • Engine - Excessive Cranking Time, Rough Idle
  • Idle Speed - Fluctuation Troubleshooting
    • Overview
    • Possible Causes
    • Troubleshooting Tip: