The XM Satellite Radio antenna is located on the roof or the rear of the vehicle. Keep the antenna clear of obstructions for clear radio reception.
Radio ReceptionChevrolet Cobalt Owners Manual. Running the Vehicle While Parked
It is better not to park with the engine running. But if you
ever have to, here are some things to know.
WARNING:
Idling a vehicle in an enclosed area with poor
ventilation is dangerous. Engine exhaust may
enter the vehicle. Engine exhaust contains
Carbon Monoxide (CO) which cannot be seen
or ...