About GM Door Lock Cylinder
Door lock cylinder is a tumbler that fits your GM car key. For most of cars, they have at least two door lock cylinders, one is for the driver and the other is for passenger’s door. After a longtime and frequent usage, the door lock cylinders will be worn one day. Here are some symptoms indicating you need to change your door lock cylinders: if your key cannot lock or unlock the door; if the key fails to open the door when turned in the lock; if the key is not able to turn once it’s locked; if the key gets stuck, you are supposed to change your door lock cylinders to avoid many problems. Here, we promise you that all we offer is GM genuine OEM door lock cylinders with an affordable price, and we will not let you down.