Adding non-dealer accessories or making modifications to the vehicle can affect
vehicle performance and safety, including such things as airbags, braking, stability,
ride and handling, emissions systems, aerodynamics, durability, and electronic systems
like antilock brakes, traction control, and stability control...
Warning
It can be dangerous to work on your vehicle if you do not have the proper
knowledge, service manual, tools, or parts. Always follow owner’s manual procedures
and consult the service manual for your vehicle before doing any service work...
Other information:
If equipped, Hill Descent Control (HDC) sets and maintains vehicle speed while
driving down steep grades in a forward or reverse gear. The HDC switch is on the
center stack, below the climate controls. Press
to enable or disable HDC. Vehicle speed
must be below 50 km/h (31 mph)...
Voice Command Button
Blue OnStar Button
Red Emergency Button
This vehicle may be equipped with a comprehensive, in-vehicle system that can
connect to an OnStar Advisor for Emergency, Security, Navigation, Connections, and
Diagnostics Services...