MGM GMC  909-229-7508  is the Southern California number one choice for GMC motor-home service and sales.  MGM GMC service all configurations and models of the legendary units built from 1973 to1978.  A complete inventory of replacement parts and updated components are in stock and  and ready for quick service

863 Alpha Street,  Duarte CA 91010


 MGM GMC has complete knowledge and ability to perform extensive repairs and basic maintenance to the distinctive brand  . Inventory include typical parts factory GMC components and many upgraded appliances and inovative updates that kept these vehicles in shape for the last 40 years.  The variety of choices and options are unparalleled for a family friendly one facility dealership. 

gmc2raw  MGM GMC was founded in 1992 with a desire to provide  customers with a quality RV experience. 27 years of experience in the RV industry allow us to set a new standard in customer satisfaction, and respect not found at typical dealerships. Repeat and referral business has moved our business forward. We push our team to make your purchase and service experience the very best it can be. If we can do that for you, we hope that you will tell friends and family about your experience so that we can do the same for them.

As a family owned and operated business, think of it as buying from the country store. The owners are present to help you with simple problems, or major issues, no item is too large or small for our help. We  go the extra mile to help you understand the best way to operate your coach, the items you need to  keep it running and operating smoothly.