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.
Chevrolet Cobalt Service & Repair Manual. Relearn Procedures
Keyless Entry Transmitter Or DIC Method
1.
On models with standard ignition
switch, place ignition switch in ON position.
2.
On models with keyless ignition
switch, place ignition switch in ACCY position.
3. ...