Test Description

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers on the diagnostic table.

9. Determines if it is the headlamp on indicator circuit or the BCM.
10. Determines if it is the headlamp on indicator circuit or the BCM.
15 . After replacement of the BCM you must calibrate the new module for proper operation.

Fig 1: DTC B0951 (1 Of 2)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC B0951 (2 Of 2)

Courtesy of GENERAL MOTORS CORP.