The BCM stores the last four digits of the SDM part number, information also called restraints ID. After the BCM is reprogrammed the restraints ID is set to zero. A restraints ID relearn is need to be performed for the BCM. For more information on this procedure refer to Body Control Module (BCM) Programming/RPO Configuration .
This diagnostic procedure supports the following DTC:
B1001 Option Configuration Error
This vehicle has DTCs which include DTC Symptoms. For more information on DTC Symptoms, refer to DTC Symptom Description in Vehicle DTC Information.
Symptom  | Symptom Descriptor  | 
|---|---|
00  | No additional information  | 
Battery voltage is between 9-16 volts and data link communications operate normally.
The restraints ID value stored in the BCM memory is zero.
| • | A current DTC clears when the malfunction is no longer present. | 
| • | A history DTC clears when the module ignition cycle counter reaches the reset threshold, without a repeat of the malfunction. | 
Step  | Action  | Yes  | No  | 
|---|---|---|---|
1  | Did you perform the Diagnostic System Check - Vehicle?  | Go to Step 2  | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information  | 
2  | 
 Is DTC retrieved as a current DTC?  | Go to Step 3  | Go to Step 4  | 
3  | 
 Important: Perform the setup procedure for the BCM Replace the BCM. Refer to Body Control Module Replacement . Did you complete the replacement?  | Go to Step 4  | --  | 
4  | 
 Does the DTC reset?  | Go to Step 1  | System OK  |