GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 896490  Size: SH
  1. Remove lower I/P hush panel.

  2. Object Number: 893230  Size: SH
  3. Disconnect accelerator pedal position sensor electrical connector.

  4. Object Number: 891735  Size: SH
  5. Depress the accelerator pedal and remove the upper bracket-to-front of dash attachment nut.
  6. Remove the remaining accelerator pedal bracket-to-front of dash attachment nuts.
  7. Remove the APP assembly from the vehicle.

  8. Object Number: 893252  Size: SH

    Important: Do not remove the linkage arm from the APP sensor, as it will be difficult to orient the arm in the same position. Accelerator pedal travel will be affected.

  9. Remove the retainer and disconnect the linkage from the APP sensor.

  10. Object Number: 892341  Size: SH
  11. Remove the APP sensor from the bracket attachment fasteners and remove the APP sensor.

Installation Procedure


    Object Number: 892341  Size: SH
  1. Position the APP sensor in the bracket and install the bolts.
  2. Tighten
    Tighten the accelerator pedal position sensor bolts to 6 N·m (53 lb in).


    Object Number: 893252  Size: SH
  3. Connect the APP sensor to the accelerator pedal linkage.

  4. Object Number: 891735  Size: SH

    Important: Do not tighten fasteners at this time.

  5. Position the APP assembly in the vehicle and install the lower pedal to the front of the dash attachment nuts.
  6. Depress the accelerator pedal and install the upper pedal bracket to the front of the dash attachment nut.
  7. Tighten all 3 nuts.
  8. Tighten
    Tighten the accelerator pedal bracket-to-front of the dash nuts to 10 N·m (89 lb in).


    Object Number: 893230  Size: SH
  9. Connect the APP sensor harness connector.

  10. Object Number: 896490  Size: SH
  11. Install the hush panel.