We make buying from Royal an easy choice with Benefits at Royal including: Non-commission consultants, 72-hr buyback policy, no fuzzy math & no pressure to buy before you are ready. You will get a highly competitive price without any of the dealership negotiation games. Read what other shoppers think of Royal by visiting www.dealerrater.com.Royal Buick GMC Cadillac, 815 W. Auto Mall Drive, Tucson AZ 85705. Welcome to the Royal Family, The Dealership That's Different.