Suburban 1/2 Ton 2WD V8-5.3L VIN T (2004)
Impact Sensor: Service and Repair
Front
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.
1. Disable the SIR system. Refer to SIR Disabling and Enabling Zone 1.
2. Disconnect the electrical connector.
3. Remove the connector position assurance (CPA) from the connector.
4. Remove the sensor bolt.
5. Remove the sensor (2) from the vehicle.
INSTALLATION PROCEDURE
1. Remove any dirt, grease, or other contaminants from the mounting surface (1).
IMPORTANT: Refer to SIR Service Precautions.
2. Point the arrow on the sensor toward the front of the vehicle.
NOTE: Refer to Fastener Notice in Service Precautions.
3. Install the sensor (2) horizontally to the radiator support.
Tighten the bolt to 9 N.m (79 lb in).
4. Connect the electrical connector to the sensor (2).
5. Install the CPA.
6. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 1.
