GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 873348  Size: SH
  1. Remove the air induction system. (DOHC shown, SOHC similar.)

  2. Object Number: 889968  Size: SH
  3. Disconnect the electrical connector.
  4. Remove the switch.

Installation Procedure


    Object Number: 889968  Size: SH
  1. Apply sealant with Teflon® P/N 21485278 or equivalent on the threads before installing.
  2. Install the switch.
  3. Tighten
    Tighten the back-up lamp switch to 38 N·m (28 lb ft).

  4. Connect the electrical connector to the switch.

  5. Object Number: 873348  Size: SH
  6. Install the air induction system. (DOHC shown, SOHC similar.)