See also:

Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's temperature and state of charge. It then adjusts the voltage for best performance and extended life of the battery. ...

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 ...

Features
The Denali comes with a long list of standard equipment to please passengers: Heated leather front seats, a Bose stereo with a six-disc CD changer, XM Satellite Radio and a three-zone air-conditio ...