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Program SDM Primary Key to BCM

WARNING: This page is about a different car, the 2008 Pontiac G8. However, it is still accessible from the selected car via links, so may be relevant.

Install a diagnostic scan tool.
Key ON, engine OFF, Body / HVAC Varient / Body Control Module / Module Setup / Setup SDM Primary Key in BCM.
Select BCM (Body Control Module).
Follow the directions displayed on the screen.

Perform the Diagnostic Repair Verification after completing the proceeding procedures.