Unable to Connect to OnStar Message
If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push 
to try the call again or try again after driving a few miles into another cellular area.
See also:
Customer Assistance Offices (Mexico)
To contact the Customer Assistance Center (CAC), use the phone numbers listed in this section.
Customer assistance is available Monday through Friday, 08:00 to 20:00 hours, and Saturdays from 08:00 t ...
Weight of the Trailer
How heavy can a trailer safely be?
It depends on how the rig is used.
Speed, altitude, road grades, outside temperature, and how much the vehicle is used to pull a trailer are all important. It can ...
Pairing Information
• A Bluetooth phone with MP3 capability cannot be paired to the vehicle as a phone and an MP3 player at the same time.
• Up to five cell phones can be paired to the Bluetooth system.
• The pai ...