Did you know that even if you have power windows, your vehicle uses the same mechanism for raising and lowering your windows as it would if you had manual windows? Inside your door panel you will find your GMC K1500 window regulator, which is a series of gears and arms that is mechanically responsible for moving your windows up and down. The K1500 window regulator also locks in place to keep your windows from being forced down, which is an important safety feature. If you do have power windows, your window motor controls the movement of the window regulator, where in the case of manual windows, the gears of the regulator are turned through the operation of the hand crank.

When you are having problems with your windows, it is important to determine whether the failure lies with your GMC K1500 window regulator or with one of your electrical components. You can usually tell this just by listening when you press your window switch.

If you hear no sound coming from your windows, you are likely to find a blown fuse, faulty wiring, or a burned-out window motor. However, if there is a humming or grinding sound, chances are your K1500 window regulator is stuck or misaligned. You may be able to restore your GMC K1500 window regulator by spraying the mechanism with a penetrating lubricant and allowing it to sit for a few hours or overnight. If this does not free your stuck K1500 window regulator, you can order a new, inexpensive replacement window regulator right here from our extensive online catalogue.Call our toll-free service number six days a week, or place your order any time through our secure online server.