Get More. Don Larson is your full line GM dealership featuring Chevrolet Cadillac Buick GMC. We also feature a full line of c ... ertified used and used vehicles to choose from. With our certified service center, you can be assured your vehicle will be fixed right the first time. We specialize in GM vehicles but all makes and models are welcome. Our technicians are ASE and GM Master Certified. Home of the $24.95 oil change and Buy 3 Get 1 Free Tire offer. read more