Removal (5.7L)
WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition off. Disconnect the TP sensor electrical connector. Remove the TP sensor attaching screws. Remove the TP sensor. Remove the TP sensor "O" ring seal.