H3 V8-5.3L (2008)
Impact Sensor: Service and Repair
Inflatable Restraint Front End Sensor Replacement
Inflatable Restraint Front End Sensor Replacement
Removal Procedure
Caution: Do not strike or jolt the inflatable restraint front end sensor. Before applying power to the front end sensor make sure that it is securely
fastened. Failure to observe the correct installation procedure could cause SIR deployment, personal injury, or unnecessary SIR system repairs.
Caution: Refer to SIR Caution (See: Restraint Systems/Service Precautions/Technician Safety Information/SIR Caution) .
1. Disable the SIR system. Refer to SIR Disabling and Enabling (See: Body and Frame/Interior Moulding / Trim/Dashboard / Instrument Panel/Air
Bag(s) Arming and Disarming/Service and Repair) .
2. Remove the engine shield. Refer to Engine Shield Replacement (See: Body and Frame/Frame/Skid Plate/Service and Repair/Engine Shield
Replacement) .
3. Loosen the fasteners (1) retaining the front discriminating sensors to the radiator support.
4. Remove the sensor assembly from the radiator support.
5. Position the sensor assembly, to gain access to the electrical connector.
6. Remove the connector-position assurance (CPA) from the sensor electrical connector.
7. Disconnect the sensor electrical connector.
8. Remove the sensor (1) from the vehicle.
Installation Procedure
1. Remove any dirt, grease, or other impurities from the mounting surfaces.
