The multi-band antenna is on the roof of the vehicle. The antenna is used for the AM-FM radio, OnStar, the SiriusXM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle has these features. Keep the antenna clear of obstructions for clear reception.
Radio Reception
Audio PlayersAdditional Factors Affecting System Operation
Safety belts help keep the passenger in position on the seat during vehicle maneuvers
and braking, which helps the passenger sensing system maintain the passenger airbag
status. See “Safety Belts” and “Child Restraints” in the Index for additional information
about the importance of proper res ...
Remote Keyless Entry (RKE) System
For vehicles with the RKE transmitter, it may work up to 60m (195 ft) away from
the vehicle.
Press the key release button to extend the key blade. The key can be used for
the ignition and all locks.
Press to unlock the driver door
or all doors and the liftgate.
Press to lock all doors ...
Reporting Safety Defects to the United States Government
If you believe that your vehicle has a defect which could cause a crash or could
cause injury or death, you should immediately inform the National Highway Traffic
Safety Administration (NHTSA) in addition to notifying General Motors.
If NHTSA receives similar complaints, it may open an investig ...