Throttle Position Sensor: Installation

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.

Install the new TP sensor "O" ring on the TP sensor. Install the TP sensor on the throttle body assembly. Install the 2 TP sensor screws, using Loctite® 262 Thread-Locking Compound (12345493), or equivalent on the screws. Tighten the TP sensor attaching screws to specification. See TORQUE SPECIFICATIONS . Connect the TP sensor electrical connector. Connect the fuel lines. Install the air intake duct. Reconnect the IAT sensor connector.

Fig 1: Locating IAC Valve & TP Sensor (3.1L & 3.4L)

Courtesy of GENERAL MOTORS CORP.

Install the TP sensor "O" ring on the TP sensor. Install the TP sensor on the throttle body assembly. Install the 2 TP sensor screws, using Loctite® 262 Thread-Locking Compound (12345493), or equivalent on the screws. Tighten the TP sensor attaching screws to specification. See TORQUE SPECIFICATIONS . Connect the TP sensor electrical connector. Connect the EVAP purge line. Connect the fuel lines. Install the air intake duct.

Install the TP sensor. Apply Loctite® 262 Thread-Locking Compound (12345493) or equivalent to the TP sensor screws. Install the 2 TP sensor screws. Tighten the screws to specification. See TORQUE SPECIFICATIONS . Connect the TP sensor electrical connector. Install the fuel injector sight shield.