See also:

How OnStar Service Works
: This blue button connects you to a specially trained OnStar advisor to verify your account information and to answer questions. : Push this red emergency button to get priority help fro ...

Bluetooth Controls
Use the buttons located on the steering wheel to operate the in-vehicle Bluetooth system. See Audio Steering Wheel Controls for more information. (Push To Talk): Press to answer incoming cal ...

Buying New Tires
GM has developed and matched specific tires for the vehicle. The original equipment tires installed were designed to meet General Motors Tire Performance Criteria Specification (TPC Spec) system r ...