Express 1500 RWD V8-5.3L VIN T (2004)
Air Bag(s) Arming and Disarming: Service and Repair
SIR Disabling and Enabling Zone 5
SIR DISABLING AND ENABLING ZONE 5
DISABLING PROCEDURE
IMPORTANT: Refer to SIR Service Precautions before disabling the SIR system.
1. Turn the steering wheel until the vehicle's wheels are pointing straight ahead.
2. Turn OFF the ignition.
3. Remove the key from the ignition.
IMPORTANT: With the SIR fuse removed and the ignition ON, the AIR BAG indicator illuminates. This is normal operation and does not indicate
an SIR system malfunction.
4. Remove the SIR fuse from the fuse block.
5. Remove the right knee bolster bracket.
6. Remove the connector position assurance (CPA) from the I/P module yellow 4-way connector (1) located behind the I/P support.
7. Disconnect the I/P module yellow 4-way connector (1).
ENABLING PROCEDURE
1. Remove the key from the ignition.
2. Connect the I/P module yellow 4-way connector (1) located behind the main I/P support.
3. Install the CPA to the I/P module yellow 4-way connector (1).
4. Install the right knee bolster bracket.
5. Install the SIR fuse to the fuse block.
6. Staying well away from all air bags, turn ON the ignition, with the engine OFF.
6.1.
The AIR BAG indicator will flash 7 times.
6.2.
The AIR BAG indicator will then turn OFF.
7. Perform the Diagnostic System Check - Restraint Systems if the AIR BAG indicator does not operate as described.
