Throttle Position Sensor: Installation

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

With the throttle closed, install TP sensor onto throttle shaft. Rotate TP sensor in order to align mounting holes. Install and tighten TP sensor mounting screws to specification. See TORQUE SPECIFICATIONS . Connect TP sensor harness connector.

Fig 1: Locating Throttle Position Sensor & Idle Air Control Valve (4.3L)

Courtesy of GENERAL MOTORS CORP.

With the throttle closed, install TP sensor and "O" ring seal onto throttle shaft. Rotate TP sensor in order to align mounting holes. Install and tighten TP sensor mounting screws to specification. See TORQUE SPECIFICATIONS . To complete installation, reverse removal procedure.