GM Service Manual Online
For 1990-2009 cars only

Important: The Air Bag indicator light may remain ON after the instrument panel module (IPM) or sensing and diagnostic module (SDM) is replaced and during the programming procedure for the IPM until after the procedure is completed and the ignition key is cycled OFF and ON.

If the SDM is replaced, perform the Learning the Restraints ID procedure, for the IPM. Refer to Body Control Module (BCM) Programming/RPO Configuration for Learning the Restraints ID procedure.