GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Open the hood.
  2. Remove the left headlamp. Refer to Headlamp Assembly or Headlamp Bulb and/or Cornering, Sidemarker, Park, Turn Signal Bulb Replacement.

  3. Object Number: 881691  Size: SH
  4. Reach behind the grille and release the ambient air temperature sensor from the front valance panel.
  5. Disconnect the electrical connector from the ambient air temperature sensor.
  6. Remove the sensor from the vehicle.

Installation Procedure


    Object Number: 881691  Size: SH
  1. Connect the electrical connector to the ambient air temperature sensor.
  2. Push the ambient air temperature sensor through the hole in the front valance panel until the sensor is seated.
  3. Install the left headlamp. Refer to Headlamp Assembly or Headlamp Bulb and/or Cornering, Sidemarker, Park, Turn Signal Bulb Replacement.
  4. Close the hood.