GM Service Manuals SIR Disabling and Enabling Zone 2

Disabling Procedure
Important: Refer to SIR Disabling and Enabling Zones on page 2-81 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 (1) located in the underhood fuse block.
5. Remove the left door trim panel.
6. Remove the connector position assurance (CPA) (3) from the side impact sensor yellow 2-way connector (5) located near the middle of the door.
7. Disconnect the side impact sensor yellow 2-way connector (5) located near the middle of the door.
8. Remove the trim panel.
9. Remove the connector positive assurance (CPA) from the seat belt pretensioner-left connector.
10. Disconnect the seat belt pretensioner-left connector from the vehicle harness connector.
11. Remove the garnish molding.
12. Disconnect the roof rail module connector (1) from the vehicle harness.
Enabling Procedure
1. Remove the key from the ignition.
2. Connect the roof rail module connector (1) and install the garnish molding.
3. Connect the seat belt pretensioner-left and install the CPA.
4. Install the trim panel.
5. Connect the side impact sensor yellow 2-way connector (5) located near the middle of the door.
6. Install the CPA (3) to the side impact sensor yellow 2-way connector (5) located near the middle of the door.
7. Install the left door trim panel.

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