See also:

Safety
All-disc antilock brakes and daytime running lights are standard, but side-impact airbags are not available. ...

Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail GMC, the letter should be addressed to: United States GMC Customer Assistance ...

Storing XM Channels
Drivers are encouraged to store XM channels while the vehicle is parked; see Defensive Driving on page 9‑3. Tune to stored radio stations using the presets, favorites button, and steering wheel ...