Throttle Position Sensor: Removal
WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition off. Disconnect negative battery cable. See NEGATIVE BATTERY CABLE under MISCELLANEOUS. Remove throttle body. See THROTTLE BODY under AIR INDUCTION SYSTEMS. Remove the TP sensor mounting bolts. Remove the TP sensor from the throttle body. Discard the "O" ring.