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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1389 (ADJUSTABLE PEDAL SYSTEM)REPAIR INSTRUCTIONSACCELERATOR PEDAL ASSEMBLY REPLACEMENTREMOVAL PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: The electronic adjustable accelerator pedal, mounting bracket, return spring, and pedal position sensor are not serviced separately, but as a unit. The accelerator assembly is already set in the full forward position.
    IMPORTANT: The electronic adjustable pedal (EAP) must be moved to the full forward position whenever work is done on or around the pedal assembly.
  1. Adjust the brake pedal to the full forward position, toward the front of the vehicle.
  2. Remove the knee bolster trim panel. Refer to Trim Panel Replacement - Knee Bolster in Instrument Panel, Gages, and Console.
    Fig 1: Removing Knee Bolster Trim Panel
    GM712827Courtesy of GENERAL MOTORS CORP.
    3. Fig 2: Electrical Connector For Accelerator Pedal
    GM1218569Courtesy of GENERAL MOTORS CORP.
  3. Remove the electrical connector for the accelerator pedal.
    4. Fig 3: Mounting Nuts For Accelerator Pedal
    GM1218563Courtesy of GENERAL MOTORS CORP.
  4. Remove the mounting nuts for the accelerator pedal.
    5. Fig 4: Mounting Bolt Behind Accelerator Pedal
    GM1334507Courtesy of GENERAL MOTORS CORP.
  5. Remove the mounting bolt behind the accelerator pedal.
    6. Fig 5: Removing Accelerator Pedal Assembly
    GM1302012Courtesy of GENERAL MOTORS CORP.
  6. Remove the accelerator pedal assembly.
    7. Fig 6: Rotating Drive Cable Lock Collar
    GM1218545Courtesy of GENERAL MOTORS CORP.
  7. Rotate the drive cable lock collar at the accelerator pedal.
    8. Fig 7: Lifting Drive Cable Lock Collar From Accelerator Pedal
    GM1218552Courtesy of GENERAL MOTORS CORP.
  8. Lift the drive cable lock collar from the accelerator pedal.
    9. Fig 8: Depressing Locking Tabs On Drive Cable
    GM1218558Courtesy of GENERAL MOTORS CORP.
  9. Using a small pocket screwdriver or equivalent, depress the locking tabs on drive cable.
    10. Fig 9: Removing Drive Cable From Accelerator Pedal
    GM1218555Courtesy of GENERAL MOTORS CORP.
  10. Remove the drive cable from the accelerator pedal.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.