Removal & Installation (3.1L)
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix, 2003 Chevrolet Monte Carlo, 2003 Chevrolet Impala, 2003 Buick Regal, and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
The Intake Air Temperature (IAT) sensor is located in the air intake duct between the air cleaner assembly and the throttle body. See Fig 1. Disconnect the IAT sensor harness connector. Carefully grasp the sensor and with a twisting and pulling motion, remove the IAT sensor from air intake duct. To install, reverse removal procedure.