See also:

Vehicle Overview
The GMC Sierra 1500 and Chevrolet Silverado share the same platform, but the GMC product is often positioned as a more upscale offering. Mechanically, the trucks are the same. There might be sligh ...

Overheated Engine Protection Operating Mode
This emergency operating mode lets the vehicle be driven to a safe place in an emergency situation. If an overheated engine condition exists, an overheat protection mode which alternates firing groups ...

Interior
Depending on their configurations, Savana passenger vans can carry eight, 12 or 15 occupants. Cargo vans seat only two people up front. The restyled interiors feature an upgraded climate-control s ...