GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the radio. Refer to Radio Replacement .

  2. Object Number: 1396629  Size: SH

    Important: Rotate the upper air temperature sensor counterclockwise to disengage from the heater outlet cover.

  3. Remove the upper right air temperature sensor from the center air duct.
  4. Disconnect the electrical connector from the upper right air temperature sensor.

Installation Procedure


    Object Number: 1396629  Size: SH

    Important: Rotate the upper air temperature sensor clockwise to engage the sensor to the heater outlet cover.

  1. Install the upper right air temperature sensor to the center air duct.
  2. Connect the upper right air temperature sensor electrical connector.
  3. Install the radio. Refer to Radio Replacement .