GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1228690  Size: SH
  1. Raise the hood.
  2. Remove the push-in retainers (1) from the hood latch closeout panel.

  3. Object Number: 1228692  Size: SH
  4. Remove the hood latch closeout panel from the vehicle.

  5. Object Number: 1228352  Size: SH
  6. Access the outside air temperature sensor through the hood latch opening.
  7. Pull the outside air temperature sensor from the radiator air baffle.
  8. Disconnect the electrical connector from the sensor.
  9. Remove the sensor (1) from the vehicle.

Installation Procedure


    Object Number: 1228352  Size: SH
  1. Position the sensor (1) to the vehicle.
  2. Connect the electrical connector to the sensor.
  3. Install the outside air temperature sensor to the radiator air baffle.

  4. Object Number: 1228692  Size: SH
  5. Position the hood latch closeout panel to the vehicle.

  6. Object Number: 1228690  Size: SH
  7. Install the push-in retainers (1) to the hood latch closeout panel.
  8. Close the hood.
  9. Drive the vehicle at a speed of 32 km/h (20 mph) for approximately one and a half minutes or at a speed of 72 km/h (45 mph) for approximately one minute in order to obtain the outside air update.