Sierra 1500 2WD V8-5.3L VIN Z Flex Fuel (2006)
4. Install the knee bolster.
5. Connect the negative battery cables.
6. Reprogram the BCM. Refer to Body Control Module (BCM) Programming/RPO Configuration.
7. Perform the Passlock Learn Procedure. Refer to Programming Theft Deterrent System Components in Theft Deterrent.