Fiat 1 Welcome to On Site Auto Repair!

Fiat Auto Repair in Santa Rosa, CA

  • Fiat Experts: Certified diagnostics and maintenance for all models (500, Spider, 500X, etc.).
  • Expert Care: Services needed to keep your compact and efficient Fiat running at its best.
  • Local Trust: Serving Santa Rosa, Windsor, and Sebastopol since 2010.

Serving Santa Rosa Since 2011

★★★★★ 4.9/5 (117 Google Reviews)

better-business-bureau-logo
Fiat 2
Fiat

On Site Auto Repair: Santa Rosa’s Premier Expert in Fiat Vehicle Service and Repair

Fiat: The Perfect Blend of Style and Efficiency

Fiat has carved out a niche in the urban automotive market with its unique combination of retro charm, compact design, and lively performance. The brand’s diverse customization options, stellar safety ratings, and exceptional fuel efficiency have made it a favorite among trendsetters. The Fiat 500 series, with its range including stylish convertibles and eco-friendly all-electric models, is the flagship of Fiat’s innovative lineup. On Site Auto Repair in Santa Rosa is the ideal service provider for all your Fiat repair and maintenance needs, ensuring your vehicle stays in prime condition.

Reliable Fiat Service at On Site Auto Repair

At On Site Auto Repair, we are committed to maintaining the safety and reliability of your Fiat. Our goal is to address all your automotive needs, making your service experience both enjoyable and convenient. We also emphasize the importance of regular Fiat servicing to our customers, highlighting how it can significantly reduce costs and extend the lifespan of your vehicle.

Why Choose On Site Auto Repair for Your Fiat?

  • Our technicians bring extensive experience with Fiat vehicles, ensuring accurate diagnosis and effective repairs for any issue.
  • We excel in tackling and resolving even the most challenging problems.
  • We handle both the latest and older Fiat models with equal care and expertise.

Each visit to On Site Auto Repair includes a thorough evaluation of your Fiat, focusing on ensuring safety and preventing potential breakdowns. Based on your driving style and vehicle requirements, we develop a customized maintenance plan tailored specifically for your Fiat.

Your Trusted Fiat Service Center in Santa Rosa, CA

For comprehensive Fiat repair and maintenance services in Santa Rosa, On Site Auto Repair is your go-to destination. We are dedicated to becoming your preferred choice for Fiat care and look forward to welcoming you as one of our many satisfied customers.

Frequently Asked Questions (FAQs) at On Site Auto Repair

What Fiat models does On Site Auto Repair service?

We service all Fiat models, including the full 500 series, convertibles, and electric variants.

What kind of services do you offer for Fiat vehicles?

Our range of services includes everything from routine maintenance to complex repairs, covering engine diagnostics, electrical repairs, and more.

Why should Fiat owners choose On Site Auto Repair in Santa Rosa?

Our blend of experienced technicians, commitment to quality service, and focus on customer education make us a superior dealership alternative for Fiat owners in the Santa Rosa area.

Fiat 3  Reviews

What Our Clients Say

Google reviews for On Site Auto Repair Santa Rosa
Yelp reviews for On Site Auto Repair Santa Rosa
Facebook reviews for On Site Auto Repair Santa Rosa
Fiat 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

Fiat 2
Our Blog

Latest News

Why Is My Car’s Brake Fluid Dark or Contaminated in Windsor? What Sonoma County Drivers Need to Know About Brake Fluid Service

Why Is My Car’s Brake Fluid Dark or Contaminated in Windsor? What Sonoma County Drivers Need to Know About Brake Fluid Service

Brake fluid doesn’t last forever — and in Sonoma County’s hilly terrain, contaminated fluid can quietly undermine your stopping power before you ever notice a problem. Here’s what dark or dirty brake fluid actually means, why it matters more than most drivers realize, and when to get it serviced in Windsor or anywhere across the North Bay.

Why Is My Check Engine Light On in Healdsburg? What That Warning Light Is Actually Trying to Tell You

Why Is My Check Engine Light On in Healdsburg? What That Warning Light Is Actually Trying to Tell You

If your check engine light just came on somewhere between Healdsburg and Santa Rosa, don’t panic — but don’t ignore it either. That little amber light can mean anything from a loose gas cap to a misfiring engine, and knowing how to tell the difference can save you from a costly breakdown. Here’s what Sonoma County drivers actually need to know.

Fiat 2
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.

SANTA ROSA WEATHER
Fiat 2

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.

Fiat 2

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.

Send Us A Message