Removal 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.

Remove the radiator grille from the vehicle. Refer to GRILLE REPLACEMENT (OLD STYLE) or GRILLE REPLACEMENT (NEW STYLE GMC) or GRILLE REPLACEMENT (NEW STYLE CHEVROLET) .
Remove the push pin retainer from the sensor mounted on the radiator support brace.
Disconnect the electrical connector from the sensor.

Fig 1: Removing Ambient Air Temperature Sensor
Courtesy of GENERAL MOTORS CORP.