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 ...

Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. WARNING Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine exhau ...

Exterior Lighting
The exterior lamps control is located on the instrument panel, to the left of the steering wheel. : Turns the automatic light control on or off. AUTO: Automatic operation of the headlamps at norm ...