Throttle Position Sensor: Service and Repair

REMOVAL PROCEDURE




1. Remove the throttle body.
2. Remove the mounting screws from the throttle position (TP) sensor.

NOTE: The TP sensor is an electrical component. Do not soak the TP sensor in any liquid cleaner or solvent as damage may result.




3. Remove the TP sensor from the throttle body assembly.

INSTALLATION PROCEDURE




1. Place the TP sensor over the throttle shaft and align the TP mounting holes with their corresponding holes in the throttle body assembly.

NOTE: Refer to Fastener Notice in Service Precautions.

IMPORTANT: The screws used to attach the TP sensor are coated with thread locking adhesive. Clean the attaching screw threads and apply thread locking material GM P/N 1052624 or equivalent.




2. Install the TP sensor mounting screws.

Tighten
Tighten the screws to 2 N.m (18 lb in).

3. Install the throttle body.




4. Connect the TP sensor harness connector.