STG Auto Service In Garden Grove, Ontario & Montclair, CA

Professional Service Team

Everyone deserves automotive service that they can trust. If you're looking to schedule service in Ontario, Garden Grove, or Montclair, CA, now is the time. We make it easy for those who need access to premium car care to get it through our dealers. You need to keep that used car of yours in tip-top shape and we want to help you do that with our services. Contact our service department to learn more about the various offerings at STG Auto Group.

Schedule Automotive Service Today

Need assistance? Get in touch! Our team of experts will gladly get your car on the road to recovery with the help of our services.

Listed below are some of the many types of services we offer to our customers. Sorry, we cannot provide pricing due to the hundreds of different makes and models for which we offer service. If you would like an estimate, please call us at (855) 965-2166. We would be pleased to provide you with an estimate over the phone.

Oil Change
Tire Mounting, Rotation and Balance
Transmission Service
30K, 60K, 90K Service
Engine Diagnostic (Check engine light, fluid light, service light, etc)
Brake System (Pads, rotor, lines, etc)
Heating/Cooling Systems

Head Gasket/Valves
Exhaust Systems
Electronic Motors (Windows, fan, etc.)
Engine Replacement or Rebuild
Fuel Systems (Filters, hoses, pumps, etc)
Steering Systems
Belts (Timing, alternator, etc)

Electrical Systems
Ignition System
Emission Control System
Suspension System (Axle, mounts struts, etc)
Clutch Repair/replacement
Warranty Repairs

Sales
Service
Parts
Collision