Reporting Safety Defects

See also:

Different Size Tires and Wheels
If you add wheels or tires that are a different size than your original equipment wheels and tires, this may affect the way your vehicle performs, including its braking, ride and handling characte ...

Introduction
Important: Keep engine oil at the proper level and change as recommended. Have you purchased the GM Protection Plan? The Plan supplements your new vehicle warranties. See your Warranty and Owner ...

Traction Control System (TCS)
The traction control system limits wheel spin. The system turns on automatically every time the vehicle is started. • To turn off traction control, press and release the Traction Control ...