GMC Sierra

Sierra is a 4-door, up to 6-passenger full size pickup.

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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 ...

Cruise Control
With cruise control, a speed of about 40 km/h (25 mph) or more can be maintained without keeping your foot on the accelerator. Cruise control does not work at speeds below about 40 km/h (25 mph). Whe ...

Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer. If your vehicle has a diesel engine, see the Duramax diesel supplement for more informa ...