For 1990-2009 cars

### Introduction

The replacement of the inflatable restraint sensing and diagnostic module (SDM) will require that the SDM part number be relearned by other modules such as the body control module (BCM) and the powertrain control module (PCM). The following procedures are designed to setup the SDM correctly and must be performed.

Important: The Air Bag indicator may illuminate and DTC B1001 may set during the BCM reprogramming procedure.

1. With the Tech 2 navigate to Supplemental Inflatable Restraint> Module Setup and perform the Setup SDM Part Number in BCM Procedure.
2. Clear any diagnostic trouble codes (DTC).
3. Perform the Diagnostic System Check - Vehicle .