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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 ...

How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can calculate the next engine oil change. To reset the system: If the vehicle does not have Driver Information Center (DIC) butt ...

Cleaning the Video Screen
Use only a clean cloth dampened with clean water. Use care when directly touching or cleaning the screen, as damage could result. ...