Rain, hail, dust storm, a sudden, horrendous odor – all things that cause you to diligently scramble to get your vehicle’s windows in an upright and locked position. Well, without a properly functioning GMC Sierra window regulator, your chances of success against getting drenched or catching the stench are dramatically reduced. Window regulators are a part of every vehicle, regardless of whether your truck has manual or power windows.

A manual GMC Sierra window regulator is comprised of a worm gear (allowing for more torque), several spur gears, a mechanical plate that facilitates the up-and-down movement of the window, as well as a bar for supporting the actual weight of the window glass. The manually powered window rises and falls with the turning of the classic hand crank, a temperamental piece that’s been known to break off in a hand or two throughout automotive history.

An electric GMC Sierra window regulator controls the power windows in a vehicle, with an electric motor controlling the worm gear and its accomplices during the movement of the windows to the desired height, all at the mere push of a button. Some features include the “touch and release” function that brings the desired window down with one tap, as well as the driver’s ability to maintain total control over the raising and lowering of all of the vehicle’s windows. Considering how frequently your windows are raised and lowered during the day – everyday – your window regulator, be it manual or electric, does an enormous amount of “hauling glass” and should be properly maintained, or replaced, to ensure its continuous functionality.Find the GMC Sierra window regulator that suits your needs right here.