Service Specials
Appointments now required for ALL service except Express
All service at Thelen Mazda Service Center in Bay City requires an appointment. Thelen Mazda Express Service Lane remains available for walk-in service for your convenience. However, an appointment is recommended and will be serviced first. Visit our Express Service page for more information on the maintenance services available.
Thelen Mazda
Coolant Flush
$20 Off
Helps protect your engine from overheating and corrosion by removing old coolant and replacing it with fresh fluid.
Thelen Mazda
Wild Card
Savings Up To
$150
