Installation Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Install the upper air temperature sensor (1) to the air duct (2).

Fig 1: Installing Air Temperature Sensor-Upper Left
Courtesy of GENERAL MOTORS CORP.
Connect the electrical connector (2) to the upper air temperature sensor (1).
Install the upper air temperature sensor.
Install the HVAC control module. Refer to HVAC CONTROL MODULE REPLACEMENT .
Install the radio. Refer to RADIO REPLACEMENT in Entertainment.