Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Install the lower left air temperature sensor (1) to the HVAC module (2).
Connect the electrical connector to the lower left air temperature sensor (1).

Fig 1: Install Lower Left Air Temperature Sensor To HVAC Module
Courtesy of GENERAL MOTORS CORP.