TrailBlazer 4WD L6-4.2L VIN S (2002)
Impact Sensor: Service and Repair
Front End Discriminating Sensor Replacement
REMOVAL PROCEDURE
1. Disable the SIR system. Refer to Air Bag(s) Arming and Disarming.
2. Remove the grille. Refer to Grille Replacement (GMC) or Grille Replacement (Chevrolet) or Grille Replacement (Oldsmobile) in Exterior Trim.
3. Remove the headlamp wire harness from the retaining clip (1).
4. Raise and support the headlamp wire harness (1) to gain access to the front end discriminating sensor.