Vehicle Care
See also:
Vehicle Overview
GM says the Sierra 1500 Hybrid's gasoline V-8 and electric motors team up for
an overall mileage improvement compared with the regular Sierra. The Sierra
Hybrid is only available as a rear- or fou ...
Auxiliary Battery
The auxiliary battery provision can be used to supply electrical power to additional equipment that may be added, such as a slide-in camper.
If the vehicle has this provision, this relay will be loca ...
Radio Messages
Calibration Error: The audio system has been calibrated for the vehicle from the factory.
If Calibration Error displays, it means that the radio has not been configured properly for the vehicle and i ...





