PSI
Hours:
3930 W Costco Dr, Tucson AZ 85741 Hours
About PSI
PSI is a highly regarded, family-owned Mercedes-Benz dealership that has been serving the community for over 20 years. Customers consistently praise the dealership's exceptional service, professionalism, and honesty. The sales advisors, such as Allen Pollack and Mark Weiss, are described as trusted, knowledgeable, and dedicated to helping customers find the right vehicle. They go above and beyond to ensure a smooth and enjoyable buying experience. The service department is also commended for its excellence. Customers appreciate the personalized attention from service advisors, the proficiency of the mechanics, and the transparent communication, including video updates on the vehicle's condition. The work is completed efficiently, and the vehicles are returned clean and in top shape. Overall, PSI is a highly recommended dealership for both new and used Mercedes-Benz vehicles, as well as for service and repairs. Customers consistently rate their experience as exceptional, with great emphasis on the dealership's commitment to professionalism, care, and customer satisfaction.
Most Recent Reviews
January 2026
Steve was outstanding! My whole experience from calling the dealership to picking up my car was done with great professionalism. Thanks you!
January 2026
Unfortunate experience with pack rats in my engine, MB and Mark Schofield put my engine back together like brand new!
January 2026
It is a great dealership to shop at for new and used Mercedes automobiles and, if necessary, have your vehicle repaired. Mark is my adviser and keeps me informed throughout the process. If you have a Mercedes that needs work, this is the only place to go.
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