C 2500 Suburban 2WD V8-454 7.4L VIN J SFI (1998)
Impact Sensor: Service and Repair
Front End Discriminating Sensor
Important Preliminary Precautions
CAUTION: Be careful when you handle a sensor Do not strike or jolt a sensor Before applying power to a sensor:
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Remove any dirt, grease, etc. from the mounting surface.
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Position the sensor horizontally on the mounting surface.
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Point the arrow on the sensor toward the front of the vehicle.
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Tighten all of the sensor fasteners and sensor bracket fasteners to the specified torque value.
Failure to follow the correct procedure could cause air bag deployment, personal injury, or unnecessary SIR system repairs.
Removal Procedure
Description
1. Disable the SIR system. Refer to Disabling the SIR System.
2. Remove the Off Road Skid Plate (if equipped).
3. Remove the Connector Position Assurance (CPA) from the inflatable restraint front end discriminating sensor harness connector.
Description
4. Disconnect the inflatable restraint front end discriminating sensor harness connector from the sensor.