Our award-winning Service Department and Certified Technicians service all makes and models of vehicles. Schwan GM Auto Center is an authorized Cadillac, Buick, Pontiac and GMC repair facility serving Bismarck, Mandan and the surrounding areas.

Stop by to see how we make Customer Service and Satisfaction our #1 priority.

Call or e-mail us today to set up your next appointment!

Service Department Hours:   Monday - Friday: 7:30am - 6:00pm

                                              Saturday: 8:00am - 5:00pm

                                              Sunday: Closed