Welcome to On Site Auto Repair!
Gallery
- Real Results: View photos of our team in action.
- Quality Work: See the repairs that earned us 5-star reviews.
- Customer Trust: Trusted across Santa Rosa and Sonoma County.
Serving Santa Rosa Since 2011
★★★★★ 4.8/5 (100+ Reviews)
Auto Repair Brand
Toyota Repair
Honda Repair
Ford Repair
Chevrolet Repair
Nissan Repair
Hyundai Repair
Subaru Repair
Mazda Repair
Volkswagen Repair
BMW Repair
Mercedes Repair
Lexus Repair
Acura Repair
Infiniti Repair
Kia Repair
Contact Info
Location
363 W 9th St B & C
Santa Rosa, CA 95401
Phone
707-326-8655
Hours
- Monday-Friday: 8:00 AM - 5:30 PM
- Saturday: 8:00 AM - 4:00 PM
- 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
Latest News
Specialized Honda Repair in Santa Rosa – Ensure Your Vehicle's Performance
Repairing your Honda vehicle requires specialized attention to ensure optimal performance on the roads of Santa Rosa. Entrusting your car to knowledgeable professionals who understand the intricacies of Honda models can make a significant difference in maintaining its...
Chevy Repair Done Right – Professional Services in Santa Rosa, CA
Many Chevy owners in Santa Rosa, CA understand the importance of finding reliable and professional services for their vehicles. Pertaining to Chevy repair, entrusting your vehicle to skilled professionals is crucial to ensure it is done right the first time. In this...
Expert Brake Diagnosis and Repair in Santa Rosa, CA – Safe Travels Ahead
Repairing your vehicle's brakes is crucial for ensuring your safety on the road. Faulty brakes can lead to accidents and jeopardize the well-being of yourself and others. In Santa Rosa, CA, it is imperative to have a trusted professional who can accurately diagnose...
Seeking Stellar Honda Repair In Santa Rosa? Look No Further Than On-Site Auto Repair Shop!
If you own a Honda vehicle in Santa Rosa and are in need of top-notch repair services, look no further than On-Site Auto Repair Shop. Specializing in Honda repairs, their team of skilled technicians is dedicated to providing the highest quality of service to ensure...
Ready To Conquer Brake Issues Once And For All? Discover The Ultimate Brake Repair Shop In Santa Rosa!
Having properly functioning brakes is vital for the safety of you, your passengers, and others on the road. If you're experiencing any issues with your brakes, it's crucial to have them inspected and repaired by a professional as soon as possible. With so many auto...
Can Our Master Mechanics Revive Your Honda From The Brink? Explore Our Top-notch Honda Repair Services In Santa Rosa!
In terms of your Honda vehicle, you want nothing but the best in terms of repair and maintenance services. At our auto repair shop in Santa Rosa, we take pride in offering top-notch Honda repair services that can revive your vehicle from the brink of breakdown. Our...
State-of-the-Art Suspension Repair In Santa Rosa!
Concerning maintaining your vehicle, one of the most critical components to keep an eye on is your suspension system. The suspension system is responsible for keeping your car stable on the road, providing a smooth ride, and ensuring proper handling. Over time, wear...
Are Your Brakes Behaving Badly? Unleash The Power Of Brake Repair In Santa Rosa!
With respect to vehicle maintenance, the brakes are one of the most critical components that require regular attention and care. Your safety and the safety of others on the road depend on the proper functioning of your brakes. If you notice any signs of brake issues,...
Is Your Transmission In A State Of Disarray? Find Salvation In Santa Rosa's Transmission Repair Experts!
Concerning vehicle maintenance, one of the most critical components to keep in top shape is the transmission. The transmission is responsible for shifting gears and delivering power from the engine to the wheels. If your transmission is not functioning correctly, it...
Is Your Suspension Wreaking Havoc? Discover Top-tier Suspension Repair In Santa Rosa!
Regarding your vehicle's suspension system, ensuring it is in top shape is crucial for a smooth and safe ride. Over time, wear and tear can take a toll on your suspension, leading to issues such as poor handling, uneven tire wear, and a bumpy ride. If you suspect that...
Read More About Our Auto Mechanic Services
On Site Auto Repair in Santa Rosa is a full service auto mechanic shop. Our auto mechanics are certified and here to help you with all of your automotive repair needs. No auto repair job is too big or too small for On Site Auto Repair.We specialize in all types of auto repair, including: regular maintenance, break/fix, engine repair, troubleshooting and much more! If you are looking for honest and reliable auto mechanics, give us a call today. Ask us about our new customer specials
Vehicles are usually described as 5 or 6 “speed” meaning then have that many gear ratios to allow the vehicle to travel at the full range of speeds required and to make use of the engine’s output power as efficiently as possible. Due to their complexity, constant use and function within a vehicle’s operation, transmissions experience a lot of wear and tear. Add to this the fact that many owner’s forget to check and change the fluid on a regular basis and it’s easy to understand why so many people have transmission problems. At On Site Auto Repair in Santa Rosa, our transmission repair technicians can accurately diagnose, repair or replace your transmission. If your are looking for a reliable and honest transmission repair services company, give us a call today!
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
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.
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.
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.
We Service Clients From All Over Sonoma County
From Wine Country commuters to local families, we provide reliable auto repair services to Santa Rosa, Petaluma, Sebastopol, Rohnert Park, Windsor, Healdsburg, and communities throughout Sonoma County.
Things To Do In Santa Rosa, CA
From exploring the Charles M. Schulz Museum and Luther Burbank Home & Gardens to enjoying outdoor adventures at Spring Lake Regional Park and Annadel State Park, Santa Rosa offers endless opportunities for family fun, Wine Country experiences, and recreational activities that keep our community vibrant year-round.
Santa Rosa Transportation to On-Site Auto Repair
Conveniently located in the historic Railroad Square district with easy access from Highway 101, our auto repair shop is just minutes from downtown Santa Rosa, Santa Rosa Plaza, and all major neighborhoods, with nearby public transit options and walkable access to local shops and restaurants while your vehicle is being serviced.
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.









