Auto Repair Santa Rosa

Complete vehicle service for all makes and models. Santa Rosa's most trusted independent auto repair shop since 1969.

55+ Years Serving Santa Rosa
ASE Certified Technicians
Solar Powered Facility
Family Owned & Operated

Santa Rosa's Most Trusted Independent Auto Repair Shop

When your vehicle needs service in Santa Rosa, Hahn Automotive offers the combination of experience, honesty, and expertise that keeps Sonoma County drivers coming back for over five decades. Located at 940 N Dutton Avenue, we're conveniently positioned to serve drivers from across Santa Rosa and throughout the county.

As an independent shop, we're accountable to you — not to manufacturer quotas or corporate service benchmarks. Our ASE-certified technicians service all makes and models, from everyday commuters to diesel trucks, hybrid vehicles, and European luxury cars. We follow manufacturer specifications for every service, use quality parts, and stand behind our work.

Owner Billy Coughlan has built Hahn Automotive on a foundation of honesty and quality. When you bring your vehicle to us, you receive a truthful assessment of what it needs — and what it doesn't. We never recommend unnecessary services, and we always call before proceeding with any work beyond the original estimate.

Why Santa Rosa Drivers Choose Hahn Automotive

We've earned a 4.9-star rating from hundreds of verified reviews by consistently delivering on three promises: honest assessments, expert repairs, and fair prices. Our solar-powered facility, comfortable waiting area, free Wi-Fi, and friendly shop dog Maggie make every visit as pleasant as it can be.

All Auto Repair Services in Santa Rosa

From routine maintenance to complex repairs, we handle every vehicle service need:

Oil Change

Oil Change

Conventional and synthetic oil changes for all vehicles. Includes multi-point inspection.

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Brake Repair

Brake Repair

Pads, rotors, calipers, brake lines, and ABS system service. Full system inspection.

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Transmission

Transmission Repair

Automatic and manual transmission service, repair, and replacement.

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Engine Diagnostics

Engine Diagnostics

Advanced computerized diagnostics for check engine lights and performance issues.

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Electrical

Electrical Repair

Battery, alternator, starter, wiring harness, and complex electrical diagnostics.

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Suspension

Suspension & Steering

Shocks, struts, control arms, ball joints, and complete steering system service.

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Wheel Alignment

Wheel Alignment

Precision computerized alignment for optimal handling and tire wear.

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AC Repair

AC Repair

Refrigerant recharge, compressor replacement, leak detection, and full AC service.

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Hybrid Repair

Hybrid Repair

Specialized hybrid vehicle service for Toyota, Honda, Ford, and all major hybrids.

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Diesel Repair

Diesel Repair

Power Stroke, Duramax, Cummins, and all diesel vehicle service and repair.

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Radiator Repair

Radiator & Cooling

Cooling system flush, radiator replacement, thermostat, and water pump service.

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Timing Belt

Timing Belt

Timing belt and water pump replacement before catastrophic failure occurs.

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Tune Up

Tune Up

Spark plugs, ignition system, filters, and complete engine performance restoration.

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Fleet

Fleet Services

Preventive maintenance programs and priority service for commercial fleets.

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RV Repair

RV Repair

Class A, B, and C motorhome chassis and drivetrain service.

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Trailer

Trailer Repair

Trailer brakes, wiring, bearings, and structural repairs for all trailer types.

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Maintenance

Preventative Maintenance

Comprehensive scheduled maintenance following manufacturer specifications.

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Pre-Purchase

Pre-Purchase Inspection

Know exactly what you're buying before making an offer on a used vehicle.

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Boat

Boat Repair

Inboard and outboard marine engine service. Get back on the water.

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The Hahn Advantage

Why Choose Hahn Automotive Over a Dealership?

No Upsell Pressure

Dealership service advisors work on commission and have monthly quotas. We don't. We only recommend what your vehicle genuinely needs.

Lower Overhead = Fair Prices

Without the cost of a dealership facility and corporate margins, we deliver genuinely competitive pricing on parts and labor.

Personal Accountability

Billy Coughlan stands behind every repair personally. You're dealing with the owner, not a rotating cast of service managers.

Multi-Make Expertise

All your vehicles — different makes, different years — serviced at one trusted shop. We handle everything.

Serving All of Sonoma County from Santa Rosa

Located at 940 N Dutton Avenue in Santa Rosa, Hahn Automotive is your local shop for auto repair serving Windsor, Rohnert Park, Sebastopol, Healdsburg, Petaluma, Sonoma, Cotati, Forestville, Kenwood, Glen Ellen, Fulton, and surrounding communities.

Windsor Rohnert Park Sebastopol Healdsburg Petaluma Sonoma Cotati Forestville Kenwood Glen Ellen Fulton

Schedule Your Auto Repair in Santa Rosa

Call us at (707) 544-5080 or use our online form to schedule service. Walk-ins welcome during business hours at 940 N Dutton Ave, Santa Rosa.

Call (707) 544-5080 Schedule Service