GM Service Manual Online
For 1990-2009 cars only

    Object Number: 738593  Size: SH
  1. Remove the left instrument panel insulator. Refer to Instrument Panel Insulator Replacement in Instrument Panel, Gauges and Console.
  2. Disconnect the wiring harness connector(s) from the brake release switch.
  3. Pull the brake release switch rearward in order to remove the switch from the retainer.

Installation Procedure


    Object Number: 738593  Size: SH
  1. Install the brake release switch retainer into the bracket (from the forward side).
  2. With the brake pedal depressed, insert the switch into the retainer until the switch seats on the retainer. You may hear audible "clicks" as the ribbed portion of the switch pushes forward through the retainer.
  3. Connect the wiring harness connector(s) to the brake release switch.

  4. Object Number: 738588  Size: SH
  5. Adjust the brake release switch in the following manner:
  6. 4.1. Pull the brake pedal fully rearward against the pedal stop until you can not hear audible "clicks". The brake release switch moves in the retainer. This movement provides adjustment.
    4.2. Release the brake pedal. Repeat the above steps in order to ensure that you have properly adjusted the switch.
  7. Install the left instrument panel insulator. Refer to Instrument Panel Insulator Replacement in Instrument Panel, Gauges and Console.