Preventative Maintenance Special
Get 10% off any Preventative Maintenance service. This includes any fluid service, tune-ups, fuel injection/intake ... [More] cleaning and timing belt replacement. This discount does not apply to standard oil changes but will be allowed to be used for full synthetic oil changes! Please call Dan at 651-459-9052 with any questions. You must mention this coupon when scheduling your appointment by phone or online. ... [Hide]

Light Duty Diesel Vehicles

If you own a diesel engine vehicle, you know that only an experienced auto repair shop can handle services and repairs for your vehicle. At Duffy’s Auto Service in St Paul Park, MN, our ASE certified technicians are trained and experienced to work on all makes and models of light duty diesel vehicles. We service Ford F & E Series, GMC/Chevrolet, Dodge, Powerstroke, Duramax, and more. Our mechanics are diesel engine experts and we have all the necessary equipment to properly handle your vehicle.

Diesel engine vehicles require regular maintenance and inspections in order to perform in top condition. Our St. Paul Park auto repair shop has the latest, state-of-the-art computer diagnostic equipment to accurately diagnose and repair your vehicle. Light duty diesel engines do much more than a standard sedan and therefore require specialized service and maintenance. If you’re experiencing a problem with your light duty diesel vehicle or are due for a service, our experts can help.

At Duffy’s Auto Service in St. Paul Park, MN, we are a family owned and operated auto repair shop with a passion for cars, our customers, and our community. We’ve been providing professional auto repair and friendly customer service since 1961 and counting. Our mechanics are ASE certified with over 30 years of combined experience in the automotive industry. We offer free shuttle service for local customers and warranty covered repairs with Napa AutoCare 24 month/24,000 mile warranty.

If your light duty diesel vehicle needs a service or repair, visit the experts here at Duffy’s Auto Service.

Duffy's Auto Service is committed to ensuring effective communication and digital accessibility to all users. We are continually improving the user experience for everyone, and apply the relevant accessibility standards to achieve these goals. We welcome your feedback. Please call Duffy's Auto Service (651) 459-9052 if you have any issues in accessing any area of our website.