Diagnostic Aids
WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
DTC is an indication that restraints identification stored in BCM and SDM DO NOT match. If either BCM or Powertrain Control Module (PCM) were replaced, modules will need to be reprogrammed.