See also:

Transportation Options
Warranty service can generally be completed while you wait. However, if you are unable to wait, GM helps to minimize inconvenience by providing several transportation options. Depending on the circums ...

AM
The range for most AM stations is greater than for FM, especially at night. The longer range can cause station frequencies to interfere with each other. For better radio reception, most AM radio stati ...

Transmission Messages
SERVICE TRANSMISSION This message displays if there is a problem with the transmission. See your dealer. SHIFT TO PARK This message displays when the transmission needs to be shifted to P (Park). ...