Removal Procedure

1. Disable the SIR system. Refer to Disabling the SIR System.
2. Remove the Connector Position Assurance (CPA) from the inflatable restraint front end discriminating sensor harness connector.
3. Disconnect the inflatable restraint front end discriminating sensor harness connector from the sensor.
4. Remove the inflatable restraint front end discriminating sensor mounting fasteners (4).
5. Remove the inflatable restraint front end discriminating sensor (3) from the front end lower tie bar (1).

IMPORTANT: If the sensor mounting holes or fasteners are damaged to the extent that the sensor can no longer be properly mounted, use the following repair.

1. Remove the stripped fastener and discard it.
2. Chisel off the damaged weld nut and discard it.
3. Condition the front end lower tie bar surface where the new weld nut is to be installed.

Description:

4. Install new weld nut GM P/N 11514034 into position.
5. Migweld the new weld nut to the front end lower tie bar surface in the correct location.
6. Install sensor with new fastener GM P/N 11515926.
7. Tighten
Tighten fastener to 10 N.m (89 lb. in). Refer to Fastener Notice in Vehicle Damage Warnings.