GMC Sierra

GMC Sierra

GMC Sierra

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Engine Power Messages
ENGINE POWER IS REDUCED This message displays and a chime sounds when the cooling system temperature gets too hot and the engine further enters the engine coolant protection mode. See Engine Overhea ...

How to Add Coolant to the Radiator
WARNING An electric engine cooling fan under the hood can start up even when the engine is not running and can cause injury. Keep hands, clothing, and tools away from any underhood electric fan. WAR ...

Inserting a CD (Single CD Player)
Insert a CD partway into the slot, label side up. The player pulls it in and the CD should begin playing. ...