GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: When installing the brake pedal switches it is very important that the brake pedal remain in the full up or at rest position or damage to the brake system and/or switch misadjustment may occur.


    Object Number: 161421  Size: SH
  1. Remove the instrument panel sound insulator as needed.
  2. Remove the IP sound insulators, as needed.
  3. Twist the lower switch (4) counter-clockwise and remove.
  4. Disconnect the lower switch electrical connectors.

Installation Procedure


    Object Number: 161421  Size: SH
  1. Connect the lower switch electrical connectors.
  2. Install the lower switch into the lower retainer.
  3. Slide the lower switch into the retainer until the switch plunger is fully depressed into the switch barrel.
  4. Twist the switch  (4) clockwise until travel has stopped and it fully locks into position.
  5. Install sound insulator.