The original and best. We proudly sell the GMC Sierra 1500 between OAK LAWN, Orland Park and Naperville and for good reason. This truck can do everything, take on anything and will keep on going no matter what you throw at it. You can't beat the reliability and versatility for the GMC Sierra 1500. Whether you need a short bed, a long bed, a crew cab or special edition, you'll be able to find a Sierra 1500 that meets your needs right here in OAK LAWN. Stop by today and check out our incredible selection of new Sierra 1500 trucks in OAK LAWN at Mike Haggerty Buick GMC.