Throttle Position Sensor: Service and Repair

REMOVAL PROCEDURE




1. Remove the fuel injector sight shield.




2. Remove the TP sensor electrical connector from the TP sensor.




3. Remove the two Throttle Position (TP) sensor attaching screws from the throttle body.




4. Remove the TP sensor from the throttle body.

INSTALLATION PROCEDURE




1. With the throttle valve in the normal closed position, install the TP sensor in to the throttle body assembly.




2. Apply thread-locking compound on the screws. Loctite 262(R), GM Part No. 1052624, or equivalent should be used.

NOTE: Refer to Fastener Notice in Service Precautions.

3. Install the two TP sensor attaching screws.

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




4. Install the TP sensor electrical connector to the TP sensor.




5. Install the fuel injector sight shield.