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When it comes to diagnosing and resolving issues with your vehicle, Harbor Brakes is your trusted partner. Our diagnostic services utilize advanced equipment and the expertise of our skilled technicians to identify any problems with your vehicle's systems and get you back on the road with confidence.

Engine bay with open hood

Diagnostics are free if the work is performed by us! Make an appointment:

The Many Diagnostics We Do:

  • Brake System Diagnostic: Our expert technicians conduct a thorough examination of your brake system, including the brake pads, rotors, calipers, hardware, and brake fluid, to diagnose potential issues that could compromise your braking efficiency.
  • Engine Diagnostic: Engine troubles can often be complex and difficult to pinpoint. Our cutting-edge technology identifies any faults within your engine. This could include issues with the fuel injection system, ignition system, the engine's computer, and more.
  • Suspension System Diagnostic: Ensuring your car provides a smooth and stable ride is crucial. Our experts examine the shocks, struts, and springs in your vehicle's suspension system to diagnose any potential issues that could lead to a bumpy ride or affect the control of your vehicle.
  • Electrical System Diagnostic: From the battery to the alternator, we perform a thorough diagnostic on your vehicle's electrical system. We inspect the battery's health, check the alternator for proper functioning, and assess the entire electrical circuit to ensure your vehicle's various systems get the power they need.
  • Exhaust System Diagnostic: Our technicians examine your vehicle's exhaust system, including the muffler, exhaust pipes, and catalytic converter. This service helps identify any leaks or blockages that could affect engine performance or lead to harmful emissions.
  • Air Conditioning System Diagnostic: We offer comprehensive diagnostics for your vehicle's AC system to ensure your comfort during hot weather. This includes checking the compressor, refrigerant levels, condenser, and overall AC performance.
Blue Tacoma on rack, mechanic diagnosing rear driver's side
White sedan with open front hood, mechanic performing diagnostics

Is your car making a weird noise? We can fix it:

Why Choose Harbor Brakes

  • Expert Technicians: Our expert technicians are extensively trained and experienced in dealing with various brake repair matters.
  • Comprehensive Brake Services: We offer a wide range of brake repair services, covering everything from brake pad replacement to brake line repair and master cylinder replacement.
  • High-Quality Replacements: Your safety is our top priority. That's why we use only high-quality brake components that meet or exceed OEM standards.
Harbor Brakes

Over 500 Satisfied Customers:

The employees at Harbor Brakes and Auto Repair are one of the most rare and honest people you can find out there in the automotive industry. They're very accommodating, helpful, and trustworthy. The mechanics also have experience with working on modified cars as well! Definitely my go-to shop for all my automobile needs.

__ Ceejay M.

My truck broke down at Disneyland and I had it towed there. They did a diagnostic and figured out what was wrong and fixed it up quickly and ready to go. Great job guys ! Thank you.

__ Abdul A.

The folks at Harbor brakes are super knowledgeable and experienced. They fixed my mother's car which had major braking problems nobody else could figure out and the prices are very reasonable. I Highly recommend them for any services you may need.

__ Steve N.

Discover What All Customers Are Saying - Get a Free Quote Instantly!

Questions? Check out our FAQs Page