B1001 00 (2) Chevrolet Silverado 2500 HD

Program the body control module (BCM). Refer to Service Programming System (SPS) .

1. If the DTC remains current, replace the BCM.

B1001 45

1. Program the restraints ID into the BCM.
2. Retrieve DTCs from the BCM. DTC B1001 45 should change to a history DTC. If the DTC remains current, replace the BCM.

B1001 4B

1. Program the tire/axle RPO into the BCM.
2. Retrieve DTCs from the BCM. DTC B1001 4B should change to a history DTC. If the DTC remains current, replace the BCM.