Diagnostic Aids

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

This DTC may be stored as a history DTC without affecting the operation of the control module.
Do not replace a control module based only on DTC B101D being set in history with the exception of the following control modules:
- Sensing and Diagnostic Module (SDM)
- Passenger Presence System Module
If DTC B101D is set as current, replace the appropriate control module.