GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 493830  Size: SH

    Caution: When you are performing service on or near the SIR components or the SIR wiring, you must disable the SIR system. Refer to Disabling the SIR System. Failure to follow the correct procedure could cause air bag deployment, personal injury, or unnecessary SIR system repairs.

  1. Remove the defroster grille. Refer to Defroster Grille Replacement in Instrument Panel, Gauges and Console.
  2. Remove the sunload sensor (1) from the defroster grill by twisting ¼ turn.

Installation Procedure


    Object Number: 493830  Size: SH
  1. Install the sunload sensor (1) to the defroster grille and twist ¼ turn in order to retain the sunload sensor to the defroster grille.
  2. Install the defroster grille. Refer to Defroster Grille Replacement in Instrument Panel, Gauges and Console.