Mazda 1 Welcome to On Site Auto Repair!

Mazda Auto Repair in Santa Rosa, CA

  • Precision Mazda Service: Certified repairs for all models (Mazda3, CX-5, Miata, etc.).
  • Expert Care: Uses the latest diagnostic technology and genuine care.
  • Serving Sonoma County: Trusted Mazda owners since 2010.

Serving Santa Rosa Since 2011

★★★★★ 4.9/5 (117 Google Reviews)

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On Site Auto Repair: Santa Rosa’s Leading Mazda Service and Repair Specialist

Mazda: A Blend of Thrilling Performance and Practical Affordability

Mazda, renowned for its engaging driving experience and cost-effective ownership, has made a significant mark in the American automotive market. The introduction of the Miata in the 1990s, which continues to be celebrated as the world’s premier roadster, was a pivotal moment for Mazda. Today, the brand captivates a new generation with models like the Mazda 2 and CX-9, solidifying its reputation for producing cars that excite and satisfy.

Reliable Mazda Service at On Site Auto Repair

At On Site Auto Repair in Santa Rosa, our commitment goes beyond just repairing your vehicle. We focus on ensuring that your Mazda remains safe and reliable for all your journeys. Our team is dedicated to providing a service experience that is both enjoyable and efficient. We emphasize the importance of regular maintenance for your Mazda, not only to save you money but also to extend the lifespan of your car.

Choosing On Site Auto Repair for Your Mazda: The Smart Decision

  • Our technicians bring extensive, combined experience with Mazda vehicles, enabling us to diagnose and resolve issues with precision and efficiency.
  • We don’t back down from tough challenges and are equipped to handle complex repairs.
  • We treat all Mazda models, both new and older, with the same level of professionalism and care.

Each visit to On Site Auto Repair includes a thorough evaluation of your Mazda, tailored to ensure your safety and avoid unexpected issues. Based on your driving style, needs, and objectives for your Mazda, we craft a personalized maintenance plan.

Visit Us for Comprehensive Mazda Care

If you’re in Santa Rosa, CA, and looking for dependable maintenance or repair for your Mazda, On Site Auto Repair is your go-to destination. Trust our skilled team to service your vehicle with the utmost professionalism and courtesy, ensuring you leave with a smile.

Frequently Asked Questions (FAQs) at On Site Auto Repair

What Mazda Models Do You Service?

We expertly service all Mazda models, including the iconic Miata, versatile Mazda 2, and the family-friendly CX-9.

What Kind of Services Do You Offer for Mazda Vehicles?

Our services encompass everything from basic maintenance, like oil changes and tire alignments, to more extensive repairs, such as engine diagnostics and brake services.

Why Choose On Site Auto Repair for Your Mazda?

Our team’s extensive experience, commitment to customer satisfaction, and deep understanding of Mazda vehicles make us the top choice for Mazda owners in Santa Rosa.

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What Our Clients Say

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Mazda 3  Brands We Service

Auto Repair Brand

Toyota Auto Repair Santa Rosa

Toyota Repair

Honda Auto Repair Santa Rosa

Honda Repair

Ford Auto Repair Santa Rosa

Ford Repair

chevrolet Auto Repair Santa Rosa

Chevrolet Repair

Nissan Auto Repair Santa Rosa

Nissan Repair

Mercedes Auto Repair Santa Rosa

Mercedes Repair

Lexus Auto Repair Santa Rosa

Lexus Repair

Acura  Auto Repair Santa Rosa

Acura Repair

Infiniti Auto Repair Santa Rosa

Infiniti Repair

Kia Auto Repair Santa Rosa

Kia Repair

Hyundai Auto Repair Santa Rosa

Hyundai Repair

Subaru Auto Repair Santa Rosa

Subaru Repair

Mazda Auto Repair Santa Rosa

Mazda Repair

Volkswagen Auto Repair Santa Rosa

Volkswagen Repair

Contact Info

Location

363 W 9th St B & C
Santa Rosa, CA 95401

Phone

707-326-8655

Hours

  • Monday-Thursday: 7:30 AM - 4:30 PM
  • Friday: 7:30 AM - 12:00 PM
  • Saturday: Closed
  • Sunday: Closed

New Customer Special:

$25 Off First Service Over $100

Oil Change Special:

Full Synthetic Oil Change – $69.9

Free Brake Inspection

Complete brake system check at no charge

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Our Blog

Latest News

Why Is My Car’s Cabin Air Filter Clogged in Sebastopol? What Wildfire Smoke and Dusty Roads Do to Your Interior Air Quality

Why Is My Car’s Cabin Air Filter Clogged in Sebastopol? What Wildfire Smoke and Dusty Roads Do to Your Interior Air Quality

If your car’s AC feels weak, smells musty, or your windows fog up faster than usual near Sebastopol or the West County, a clogged cabin air filter might be to blame. Here’s what wildfire smoke, dusty rural backroads, and Sonoma County’s seasonal conditions do to your cabin air filter — and when it’s time to replace it.

Why Are My Brakes Fading on the Hills Around Oakmont and Fountaingrove? What Brake Fade Actually Means for Sonoma County Drivers

Why Are My Brakes Fading on the Hills Around Oakmont and Fountaingrove? What Brake Fade Actually Means for Sonoma County Drivers

If your brakes feel soft or less responsive after driving downhill in Oakmont, Fountaingrove, or Bennett Valley, you may be experiencing brake fade — and it’s more serious than most drivers realize. This guide explains what causes brake fade, why hilly Sonoma County terrain makes it more likely, and when to get your brakes inspected before a small issue becomes a dangerous one.

Why Is My Car’s Radiator Failing in Windsor? What Sonoma County Drivers Need to Know About Cooling System Repairs

Why Is My Car’s Radiator Failing in Windsor? What Sonoma County Drivers Need to Know About Cooling System Repairs

A failing radiator can turn a normal drive through Windsor or anywhere in Sonoma County into a roadside emergency — especially during hot North Bay summers. Here’s how to spot the warning signs early, what a cooling system repair actually involves, and why catching it now can save you from a much bigger engine bill later.

Why Is My Car Pulling to One Side on Highway 101 Near Cotati? What Uneven Tire Wear and Alignment Problems Actually Mean

Why Is My Car Pulling to One Side on Highway 101 Near Cotati? What Uneven Tire Wear and Alignment Problems Actually Mean

If your car drifts or pulls to one side while driving Highway 101 near Cotati or anywhere in Sonoma County, it’s not something to brush off. Alignment issues and uneven tire wear often go hand-in-hand, and catching them early can save you hundreds in tire replacements and prevent a dangerous blowout. Here’s what’s really going on under your vehicle.

Why Is My Car Taking Forever to Warm Up in Rohnert Park? What a Slow-Warming Engine Actually Means

Why Is My Car Taking Forever to Warm Up in Rohnert Park? What a Slow-Warming Engine Actually Means

If your car is taking unusually long to reach normal operating temperature in Rohnert Park or anywhere in Sonoma County, it’s not just an inconvenience — it’s often a sign that your thermostat or cooling system needs attention. A slow-warming engine can hurt fuel economy, trigger the check engine light, and cause long-term engine wear. Here’s what’s actually going on and when to get it looked at.

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Our Services

Read More About Our Auto Mechanic Services

Auto Repair In Santa Rosa

On Site Auto Repair in Santa Rosa is a full service auto mechanic shop. Our auto mechanics are certified and are here to help with all of your repair needs. No auto repair job is too big or too small for On Site Auto Repair. We handle all types of auto repair, including regular maintenance, engine repair, brake work, and troubleshooting. If you are looking for honest and reliable auto mechanics, give us a call today. Ask us about our new customer specials.

Transmission Repair In Santa Rosa

Vehicles are usually described as 5 speed or 6 speed, meaning they have that many gear ratios. Those gears let the vehicle travel across the full range of speeds and use the engine's power efficiently. Transmissions are complex and are in constant use, so they take a lot of wear and tear. Many owners also forget to check and change the fluid on a regular schedule. That is why transmission problems are so common. At On Site Auto Repair in Santa Rosa, our transmission technicians can diagnose, repair, or replace your transmission. If you are looking for an honest transmission repair shop, give us a call today.

Transmission Repair In Santa Rosa
Brake Service In Santa Rosa

There are several warning signs that your vehicle can give you before your brakes may reach the point of potential failure or extensive repair. Whether composed of ceramic, semi-metallic, or organic materials, brake pads erode each time you depress the brake pedal. If the pads wear down too much without being replaced, the metal housing for the pads will make contact with the metal rotors (or drums), which may produce not only a safety issue but a situation where the rotors/drums are required to be replaced as a result of the prolonged contact of metal parts without the pad buffer. If you are in need of an affordable brake repair mechanic in Santa Rosa, please do not hesitate to schedule an appointment today!

Vehicle Inspection In Santa Rosa

Vehicle Inspection In Santa Rosa

The key to top notch automotive repair and troubleshooting lies in a thorough understanding of what’s actually going on under the hood. Sure, you know that a radiator keeps your engine cool, but understanding how it keeps it cool is the key to solving technical problems efficiently. If you know which parts perform what function, your powers of diagnosis will be much more powerful.

Vehicle Inspection In Santa Rosa
Radiator Inspection Service In Santa Rosa

Radiator Inspection Service In Santa Rosa

Ensuring that your vehicle’s engine cooling system is in proper operating condition is extremely essential to engine life and performance. Operating at excessive temperatures can lead to premature engine wear. Your vehicle’s engine cooling system should be checked periodically, and a radiator coolant flush is also recommended to prohibit radiator corrosion. On Site Auto Repair will thoroughly drain and power flush the old coolant and particulates, and refill the cooling system with your vehicle manufacturer’s recommended coolant.

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Our Santa Rosa Service Area – Directions to On Site Auto

Proudly serving drivers throughout Santa Rosa neighborhoods, from Railroad Square to Bennett Valley, and extending our trusted auto repair services to Petaluma, Sebastopol, Windsor, and all of Sonoma County.

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Auto Repair Services We Offer in Santa Rosa, CA

Our shop at 363 W 9th St B & C handles a wide range of repairs and maintenance for drivers across Santa Rosa and Sonoma County.

Engine Diagnostics and Check Engine Light

A check engine light means your car is reporting a fault. We connect an OBD-II scanner, read the fault codes, and explain what they mean in plain language. We diagnose the problem first, then tell you what the repair will cost.

Oil Change Service

We do full-synthetic and conventional oil changes. We use the viscosity grade your manufacturer specifies, such as 5W-30, 5W-20, or 0W-20, and we replace the oil filter every time.

Brake Repair and Replacement

Worn brake pads squeak. Worn rotors grind. A soft brake pedal is a warning. We inspect and replace brake pads, rotors, and calipers using OEM-quality and aftermarket parts, depending on your budget.

Battery, Alternator, and Starter Repair

We test your battery with a load tester, not just a voltage check. We also test the alternator and starter, because a failing alternator will kill a new battery quickly.

AC and Heating Repair

If your AC is not blowing cold, we recharge the refrigerant and check for leaks. If your heat is not working, we diagnose the cause and repair it.

Scheduled Maintenance and Tune-Ups

We handle spark plug replacement, belt inspection and replacement, air and cabin filter replacement, fuel system service, coolant flushes, and transmission fluid service. If you are not sure what your car is due for, we look it up by make, model, and mileage.

Tire Rotation and Inspection

Uneven tire wear affects handling, fuel economy, and tire life. We rotate your tires, measure tread depth, inspect the sidewalls, and check the pressure.

Pre-Purchase Inspection

Thinking about buying a used car? We check the brakes, belts, fluids, undercarriage, and suspension, and we run a diagnostic scan for hidden fault codes. Call for current pricing.

Why Santa Rosa Drivers Choose On Site Auto Repair

Free estimates. You know the cost before we start any work.

Same-day appointments available. Call and we will tell you what we can fit in today.

ASE Certified mechanics. Credentialed professionals with real diagnostic tools.

Convenient location. We are in Railroad Square, minutes from downtown Santa Rosa, with shops and restaurants in walking distance while you wait.

Ready to Book?

Call (707) 326-8655 or send us a message with your vehicle and what is going on with it. We will give you a free estimate before we schedule anything.

On Site Auto Repair — 363 W 9th St B & C, Santa Rosa, CA 95401. Serving Santa Rosa, Petaluma, Rohnert Park, Sebastopol, Windsor, Healdsburg, and Sonoma County.

Contact On-Site Auto Repair Today

Ready to experience honest, reliable auto repair in Santa Rosa?

Whether you're dealing with a check engine light, need routine maintenance, or facing an unexpected breakdown, our ASE-certified mechanics are here to help. We serve drivers throughout Santa Rosa and Sonoma County with the same commitment to quality and honesty that has made us the area's most trusted auto repair shop.

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