Powertrain Management: Technical Service Bulletins

• Customer Interest
  • Fuel Pump - Whine Heard Through Radio Speakers
  • Flexible Fuel Vehicle - Improper Fuel Gauge Operation
  • Audio System - Whining/Buzzing Noise From Speakers
    • Overview
    • Service Procedure
  • PFE EGR System - MIL ON/DTC's 327/332 Set
  • Engine - Lean Driveability Symptoms
  • PCM - Hesitation/Surge At 35 to 45 MPH
  • Exhaust System - Buzzing/Rattling Noise
  • A/T - AX4S/AX4N Codes Stored After Replacement
  • Fuel System - Fuel Odor Inside Passenger Compartment
  • Fuel Pump - Gurgles After Hot Restart
• By Symptom
  • Abnormal wear/deterioration
    • Flexible Fuel Vehicle - Improper Fuel Gauge Operation
  • Customer Interest
    • Fuel Pump - Whine Heard Through Radio Speakers
    • Flexible Fuel Vehicle - Improper Fuel Gauge Operation
    • Audio System - Whining/Buzzing Noise From Speakers
      • Overview
      • Service Procedure
    • PFE EGR System - MIL ON/DTC's 327/332 Set
    • Engine - Lean Driveability Symptoms
    • PCM - Hesitation/Surge At 35 to 45 MPH
    • Exhaust System - Buzzing/Rattling Noise
    • A/T - AX4S/AX4N Codes Stored After Replacement
    • Fuel System - Fuel Odor Inside Passenger Compartment
    • Fuel Pump - Gurgles After Hot Restart
  • Driveability
    • Engine - Lean Driveability Symptoms
  • False instrument warning light/gauges
    • Flexible Fuel Vehicle - Improper Fuel Gauge Operation
    • PFE EGR System - MIL ON/DTC's 327/332 Set
  • Hard Shifting
    • A/T - AX4S/AX4N Codes Stored After Replacement
  • Loose
    • Connector, DIS Ignition Revised
  • Noise
    • Fuel Pump - Whine Heard Through Radio Speakers
    • Audio System - Whining/Buzzing Noise From Speakers
      • Overview
      • Service Procedure
    • Exhaust System - Buzzing/Rattling Noise
    • Fuel Pump - Gurgles After Hot Restart
  • Odors
    • Fuel System - Fuel Odor Inside Passenger Compartment
• All Technical Service Bulletins
  • Throttle Position Sensor - Function and Diagnostic Tips
    • Overview
    • General Information
    • Description
    • Background
      • Overview
      • (A1) - Diagnostic Trouble Codes (DTC)
      • (A2) - EEC-IV Diagnostic Trouble Codes (DTC)
      • (B) - Troubleshooting the TPS
      • (C) - Application Charts
  • Fuel Pump - Whine Heard Through Radio Speakers
  • Flexible Fuel Vehicle - Improper Fuel Gauge Operation
  • Audio System - Whining/Buzzing Noise From Speakers
    • Overview
    • Service Procedure
  • Warranty - Exhaust Manifolds Update
    • Overview
    • Dealer Letter
    • Attachment I - Administrative Information
    • Owner Letter - Kit A
    • Owner Letter - Kit B
  • Fuel Injectors - Non Warranty Reimbursement Testing
  • PFE EGR System - MIL ON/DTC's 327/332 Set
  • Mass Air Flow Sensor - Assembly Replacement
  • Engine - Lean Driveability Symptoms
  • Connector, DIS Ignition Revised
  • PCM - Hesitation/Surge At 35 to 45 MPH
  • Flex Fuel Vehicle Throttle Body - Replacement
  • Accelerator Cable - Diagnostic Procedure
  • Exhaust System - Buzzing/Rattling Noise
  • A/T - AX4S/AX4N Codes Stored After Replacement
  • A/T - AX4S/AX4N TSS Sensor Air Gap Measurements Change
  • Fuel Economy - Customer Expectation vs. Vehicle Usage
  • Fuel System - Fuel Odor Inside Passenger Compartment
  • Fuel Pump - Gurgles After Hot Restart
  • Fuel - California Reformulated Gasoline
  • Fuel - Volatility Related Driveability Concerns