Inflatable Restraint Sensing and Diagnostic Module (SDM) Replacement
WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
If the sensing and diagnostic module (SDM) is replaced, learning the restraints ID procedure needs to be performed. Refer to Body Control Module (BCM) Programming/RPO Configuration in Computer/Integrating Systems.