With a dedicated GM service center in Ontario, Mark Christopher Auto Center is your local source for quality car repair, GM maintenance, and general auto service. What makes us one of the best auto repair shops near Pomona? Our prices are very competitive, our monthly auto service coupons keep costs even lower, and our ASE-certified technicians are always eager to help. No matter your vehicle’s make and model, the technicians at Mark Christopher are qualified to work on it.
Need your Chevy Tahoe repaired? Ready for your recommended Buick Envision maintenance? Want to update an authentic GM part to your GMC Sierra? Offering a wide range of affordable auto services, we’re here to ensure your vehicle is running silky smooth, regardless of brand.
Schedule an appointment if you need any of the following services:
When you arrive at the Mark Christopher Auto Center GM repair center, you’ll be assisted by one of our friendly service advisors. Our technicians will examine your vehicle and prepare a comprehensive estimate, then get started with repairs as soon as you have approved the work. We use authentic GM parts and accessories for Chevy, Buick, and GMC repairs, as they are made specifically to maintain your car’s efficiency and performance. Once all work has been completed, we will update your car's service records and offer to set your next appointment so you don't miss any essential maintenance.
You can contact our Ontario GM dealership at (909) 321-5860 to make an auto service appointment, or simply follow the links below to schedule service at your preferred day and time:
We look forward to assisting our neighbors, so please drop in or contact us if you’re in need of auto repairs in the Corona, Chino Hills, or Rancho Cucamonga areas. Our GM service center is located at 2131 E Convention Center Way in Ontario, California.