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 PlayersReporting 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 ...
Vehicle Identification Number (VIN)
This legal identifier is in the front corner of the instrument panel, on the
left side of the vehicle. It can be seen through the windshield from outside. The
VIN also appears on the Vehicle Certification and Service Parts labels and certificates
of title and registration.
Engine Identifi ...
Cleaning High Gloss Surfaces and Vehicle Information and Radio Displays
For vehicles with high gloss surfaces or vehicle displays, use a microfiber cloth
to wipe surfaces.
Before wiping the surface with the microfiber cloth, use a soft bristle brush
to remove dirt that could scratch the surface. Then use the microfiber cloth by
gently rubbing to clean. Never use ...