TrailBlazer 2WD L6-4.2L VIN S (2003)
5. Loosen the bolts (1) retaining the sensor to the frame.
6. Remove the sensor assembly from the frame (1).
7. Position the sensor assembly above the front bumper.
8. Remove the retaining bolts and protective cover (1) from the sensor.
9. Remove the connector-position assurance (CPA) from the sensor electrical connector.
10. Disconnect the sensor (2) electrical connector.
11. Remove the sensor from the vehicle.
INSTALLATION PROCEDURE
1. Remove any dirt, grease, or other impurities from the mounting surface.
