FixVault

Stop Lamp Switch Adjustment

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Disconnect the negative battery cable.
  2. Disconnect the stop lamp switch electrical connector.
  3. Fig 1: Stop Lamp Switch, Locknut And Brake Pedal Bracket
    GM819282Courtesy of GENERAL MOTORS CORP.
  4. Loosen the locknut (2) for the stop lamp switch (1).
  5. Connect the stop lamp switch electrical connector.
  6. Connect the negative battery cable.
  7. Fig 2: Stop Lamp Switch Components
    GM240729Courtesy of GENERAL MOTORS CORP.
  8. Turn the stop lamp switch (2) until the switch lightly contacts the pedal stopper.
  9. Turn the stop lamp switch back one turn.
  10. Verify the distance between the end of the stop lamp switch plunger and the end of the threaded portion of the stop lamp switch is within 0.5-2.4 mm (0.02-0.094 in).
  11. NOTE: Refer to Fastener Notice in Cautions and Notices.
  12. Tighten the locknut (1) for the stop lamp switch.

    Tighten:  Tighten the locknut to 10 N.m (89 lb in).

  13. Inspect the brake pedal height. Adjust the brake pedal height if necessary. Refer to Brake Pedal Travel Measurement and Inspection .
  14. Inspect the operation of the brake lights in order to verify the adjustment of the stop lamp switch.
    • If the brake lights illuminate when the assistant depresses the brake pedal, the operation is normal.
    • If the brake lights do not illuminate when the assistant releases the brake pedal, the operation is normal.