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Stop Lamp Switch Adjustment

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to BATTERY DISCONNECT CAUTION .
  1. Disconnect the negative battery cable.
  2. Disconnect the stop lamp switch electrical connector.
  3. Loosen the locknut (2) for the stop lamp switch (1).
    Fig 1: Identifying Stop Lamp Switch
    G01433431Courtesy of GENERAL MOTORS CORP.
  4. Connect the stop lamp switch electrical connector.
  5. Connect the negative battery cable.
  6. Turn the stop lamp switch (2) until the switch lightly contacts the pedal stopper.
  7. Turn the stop lamp switch back one turn.
  8. 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).
    NOTE: Refer to FASTENER NOTICE .
  9. Tighten the locknut (1) for the stop lamp switch.

    Tighten 

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

    Fig 2: Identifying Stop Lamp Switch Lock Nut
    G01433432Courtesy of GENERAL MOTORS CORP.
  10. Inspect the brake pedal height. Adjust the brake pedal height if necessary. Refer to TRAVEL MEASUREMENT & INSPECTION .
  11. 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.
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