Our GM Service department is staffed with the most qualified technicians ready to answer your questions and address your service needs. Use our online form to schedule an appointment or contact our service department if you have any additional questions. Your vehicle represents a significant investment, and taking an active role in maintaining your vehicle will help you protect this investment. Proper maintenance will help extend the life of your GM and preserve its value. In addition to helping you avoid costly repairs down the road, regular maintenance will optimize your GM's performance, safety and fuel efficiency. Since it is important to follow your GM Warranty and Maintenance plan, schedule your GM service appointment today. Our qualified and factory-trained technicians only use Genuine GM Parts and OEM parts at Berlin City GM.