See also:

Engine Overheating
If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information. The vehicle has several indicators to warn of engine overheating. There is a coolant temperatu ...

Infotainment System Overview
The infotainment system is controlled by using the buttons on the faceplate and the touch screen. See “Infotainment Control Buttons” in this section for more information. ...

Interior
Base-model SL G1500 vans have vinyl high-back front buckets and a pair of rear bench seats for eight-passenger capacity. A dozen people fit into the G2500/3500 vans, seated on twin three-passenger ...