Timing Belt Replacement in Marietta for Top Engine Performance

If your vehicle is approaching its manufacturer's recommended service interval, professional timing belt replacement in Marietta is one of the most important preventative repairs you can schedule. The timing belt synchronizes your engine's crankshaft and camshafts so the valves open and close at the right moment. When it fails, the damage is rarely small. On interference engines, a snapped belt can bend valves, damage pistons, and lead to a full engine rebuild. Our ASE-certified technicians handle timing belt replacement on Volvo, BMW, Mercedes, Toyota, Honda, and most domestic vehicles, and we've been doing it the right way since 1985.

When to Replace Your Timing Belt

Most manufacturers recommend timing belt replacement somewhere between 60,000 and 100,000 miles, but the exact interval depends on the make, model, and year of your vehicle. Driving conditions, age of the belt, and engine type all play a role. If your owner's manual is unclear or you've recently bought a used vehicle without service history, our technicians can verify the correct interval and inspect the current condition of the belt, tensioner, and water pump.


Common signs your timing belt may need attention:

  • A ticking or clicking sound from the engine
  • Engine misfires or rough idling
  • Oil is leaking from the front of the engine
  • The engine cranks but won't start
  • Visible cracks, fraying, or glazing on the belt


Contact Us For Your Timing Belt Services in Marietta

What's Included in a Professional Timing Belt Replacement

A proper timing belt service is more than swapping out the belt itself. Because the surrounding components share the same labor and wear at a similar rate, replacing them together saves money and prevents repeat failures. Our timing belt replacement typically includes the timing belt, tensioner, idler pulleys, and, where applicable, the water pump and front crankshaft seal. We use quality parts, follow factory torque specs, and verify timing alignment before returning the vehicle.

Honest Diagnostics, Fair Pricing, Quality Repairs

We've been serving Marietta drivers since 1985, and we built the shop on a simple idea: tell people the truth about their vehicles. When you bring your car in for timing belt replacement, our ASE-certified technicians inspect the related components and walk you through exactly what needs replacing now and what can wait. No upselling, no pressure, no surprise charges. Repairs are backed by our warranty on parts and labor.

What Our Marietta Customers Say


"“Professional Automotive is known for Volvo repair, but we have taken Jeep Grand Cherokees, a Suburban and a BMW 550i for service. We have been very pleased with the quality, cost and timeliness of service.


Phillip, the shop manager, will tell you exactly what is wrong with your car and what needs to be done. Then Bill or Matt will fix it right the first time.


Thanks guys!”

Service Area


We provide timing belt replacement and full automotive repair services to drivers across Marietta, East Cobb, Roswell, Kennesaw, Sandy Springs, and the greater Atlanta area. Our shop is located at 1770 Lower Roswell Road, Marietta, GA 30067, with a clean waiting area, free Wi-Fi, and a viewing window into the service bay.

Request A Quote

Don't wait for a snapped timing belt to turn into a full engine rebuild. Schedule your timing belt replacement with our Professional Auto Repair today and protect your engine before the damage is done. Call now or request an appointment online.

What Marietta Drivers Ask About Timing Belt Replacement

  • How Often Should a Timing Belt Be Replaced?

    Most manufacturers recommend replacement between 60,000 and 100,000 miles, though the interval varies by vehicle. Check your owner's manual or have our technicians verify the correct mileage for your make and model.

  • What Happens if a Timing Belt Breaks While Driving?

    On an interference engine, a broken timing belt usually causes the valves to collide with the pistons, leading to bent valves, damaged pistons, and significant internal engine damage. Replacing the belt at the recommended interval avoids the risk entirely.

  • Should the Water Pump Be Replaced With the Timing Belt?

    In most cases, yes. The water pump sits in the same area and shares the labor cost, so replacing both at the same time prevents future repeat failures and saves money on labor down the line.

  • How Long Does Timing Belt Replacement Take?

    Most timing belt replacements are completed within a single day, depending on the vehicle and which related components are being replaced. We provide a clear timeline once we've inspected your engine.

  • How Do I Know if My Timing Belt Is Failing?

    Common warning signs include a ticking sound from the engine, misfires, rough idling, oil leaks at the front of the engine, or the engine cranking without starting. If you notice any of these, schedule an inspection promptly.