GM Service Manual Online
For 1990-2009 cars only

    Important: The cruise control release switch and the stop lamp switch are adjusted together. Incorrect adjustment of either of these switches may cause premature brake lining wear or the cruise control system to not work properly.

  1. Remove the left side insulator panel. Refer to Instrument Panel Insulator Replacement knee bolster panel.

  2. Object Number: 301726  Size: SH
  3. Press the brake pedal fully.
  4. Push the switches into the retainers until the switches are fully seated.

  5. Object Number: 301723  Size: SH
  6. Pull the brake pedal rearward against the pedal stop until the audible clicks can no longer be heard.
  7. The following brake pedal travel distances can be used to validate the proper cruise control release switch and stop lamp switch adjustment.
  8. Cruise control release switch and the stop lamp switch contacts must actuate at 3.5 to 12.5 mm (1/8 to 1/2 in) of the brake pedal travel measured at the centerline of the brake pedal pad. Nominal actuation of the stop lamp switch contacts is about 4.5 mm (3/16 in) after the cruse control release switch actuation.

  9. Install the left side insulator panel. Refer to Instrument Panel Insulator Replacement .