GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Allure 🢒 Engine 🢒 Engine Electrical 🢒 Brake Pedal Position Sensor Replacement

Removal Procedure

    Object Number: 1204640 Size: SH
  1. Remove the instrument panel (I/P) insulator. Refer to Instrument Panel Insulator Panel Replacement - Left Side.
  2. Disengage but do not remove the connector position assurance (CPA) on the connector.

    3. Disconnect the electrical connector (2).


    Object Number: 1204637 Size: SH
  3. Remove the bolt and discard.
  4. Remove the brake pedal position sensor. Discard the sensor.

Installation Procedure

    Object Number: 1204637 Size: SH
  1. Apply adhesive GM P/N 12345493 (Canadian P/N 10953488) to the screw.
  2. Position the NEW sensors fork to the pin.
  3. Rotate the sensor in order to align the sensor locator to the hole in the extension bracket.

    4. Caution: Refer to Fastener Caution in the Preface section.

  4. Install a NEW brake pedal position sensor bolt.

    5. Tighten
    Tighten the bolt to 2.0 N·m (18 lb in).


    Object Number: 1204640 Size: SH
  5. Connect the electrical connector (2).

    6. Engage the CPA. The CPA will not engage if the connector is not attached properly.

  6. Calibrate the sensor. Refer to Brake Pedal Position Sensor Calibration.
  7. Install the I/P insulator. Refer to Instrument Panel Insulator Panel Replacement - Left Side.