Visual/Physical Inspection

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.

Inspect for aftermarket devices which may affect the operation of the Steering Wheel Controls System. Refer to Checking Aftermarket Accessories .
Inspect for easily accessible or visible system components for obvious damage or conditions which may cause the symptom.