Our auto repair shop is conveniently located in Belfast, Maine. Our quality ASE (Automotive Service Excellence) certified mechanics at BJs Automotive Diagnostic Center, Inc. employ today’s latest automotive technology and are equipped to handle all major and minor auto repair services on foreign and domestic vehicles. Below are some of the many auto repair services that we offer:

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  • Air Conditioning
  • Air Filter Replacement
  • Axle Replacement
  • Battery Replacement
  • Belts & Hoses
  • Brake Systems
  • Clutch Repair
  • Computer Diagnostics
  • Electrical Diagnostics
  • Exhaust System
  • Fuel Injection
  • State Inspections
  • Hybrid Service
  • Light Replacement
  • Maine State Inspections
  • Oil Change
  • Power Steering
  • Preventative Maintenance
  • Radiator Service
  • Suspension Work
  • Tire Pressure
  • Tire Sales and Service
  • Wheel Alignment

Oil and Oil Filter Service
Vehicles are now going anywhere from 5k-10k miles between oil changes and it all depends on the manufacturers. It’s an essential way to maximize engine protection.

Cooling System Service
Our team will flush the cooling system, conduct a pressure test, check hoses and cap and check connections.

Air Conditioning Service
One of our trained air conditioning specialists will inspect your car’s air conditioner, all NC lines, evaporator and compressor for leaks and wear.

Driveline Service
We will remove old worn-out gear oil from the front and rear differential and transfer case.

Fuel/Air Induction Cleanup
Using specialized equipment, our technicians will quickly and effectively clean intake manifolds, ports, intake valves and combustion chambers and install injector cleaning additives in tanks. This service will restore lost power and performance and will reduce harmful exhaust emissions.

Power Steering Flush
See store for details

Transmission Service
See store for details

Preventative Service
Every vehicle requires different services at different times and it is hard to keep track of what you have done. We have all the manufacturer recommendations on every vehicle so the customer never has to worry about missing a service to keep their vehicle running in top condition.


219 Waldo Ave.
Belfast, ME 04915