GM Service Manual Online
For 1990-2009 cars only

Notice: Proper stoplamp switch adjustment is essential. Improper stoplamp switch adjustment may cause brake drag, heat buildup and excessive brake lining wear.

Important: Adjust the stoplamp switch and cruise control release at the same time. The adjustment procedures for the stoplamp switch and the cruise control release switch are identical.


    Object Number: 165309  Size: SH
  1. Insert the stop lamp switch (3) into the retainer until the switch body is seated on the retainer.

  2. Object Number: 240492  Size: SH
  3. Pull the brake pedal (4) upward against the internal pedal stop.
  4. Turn the switch (3) 90 degrees clockwise in order to lock the switch into position.