Circuit/System Verification
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- For DTC B0091 39 or B0091 3A replace the the B59 center front impact sensor.
- For DTC B0091 00 or B0091 0F perform the Circuit/System Testing.