Sierra 1500 2WD V8-5.3L Hybrid (2004)
6. Push down the flex lock button (3) and slide the connector locking cover (4) to the close position.
7. Install the connector position assurance (CPA) (1) to the inflatable restraint sensing and diagnostic module (SDM) wiring harness connector (2).
8. Position the carpet to cover the inflatable restraint sensing and diagnostic module (SDM).
9. Install the door sill plate.
10. Install the driver seat.
IMPORTANT: The AIR BAG indicator may remain ON after the SDM has been replaced. DTC B1001 may set requiring the SDM part number to
be set in multiple modules. If the indicator remains ON after enabling the SIR system, perform the diagnostic system check and follow the steps
thoroughly to ensure that the SDM is set properly.
11. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 7.
