GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: Handle the electronic throttle control components carefully. Use cleanliness in order to prevent damage. Do not drop the electronic throttle control components. Do not roughly handle the electronic throttle control components. Do not immerse the electronic throttle control components in cleaning solvents of any type.


    Object Number: 1935684  Size: SH
  1. Remove the connector position assurance (CPA) retainer.
  2. Disconnect the electrical connector from the accelerator pedal position (APP) sensor.
  3. Remove the accelerator pedal bolt (1).

  4. Object Number: 1935685  Size: SH
  5. Remove the accelerator pedal assembly (1) from the dash panel.

Installation Procedure


    Object Number: 1935685  Size: SH
  1. Install the accelerator pedal assembly (1) to the dash panel.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1935684  Size: SH
  3. Install the accelerator pedal bolt (1) and tighten to 33 N·m (24 lb ft).
  4. Connect the electrical connector to the APP sensor.
  5. Install the CPA retainer.
  6. Connect a scan tool in order to test for proper throttle-opening and throttle-closing range.
  7. Operate the accelerator pedal and monitor the throttle angles. The accelerator pedal should operate freely, without binding, between a closed throttle, and a wide open throttle (WOT).
  8. Verify that the vehicle meets the following conditions:
  9. • The vehicle is not in a reduced engine power mode.
    • The ignition is ON.
    • The engine is OFF.