San Ramon Valley's Trusted Mechanic

Precision Engineering for Your Vehicle

From routine maintenance to complex diagnostics, we combine old-school craftsmanship with modern technology to keep your engine running at peak performance.

Schedule Service View Services
Locally Owned
Certified Mechanics
Professional mechanic working on premium vehicle

20+ Years Experience

Serving San Ramon with integrity and precision.

Our Expertise

Comprehensive Auto Care

We treat every vehicle as if it were our own. Whether it's a European import or a domestic workhorse, our state-of-the-art diagnostic tools ensure accurate repairs.

Engine Diagnostics

Advanced computer diagnostics to pinpoint check engine lights, performance issues, and electrical faults accurately.

Scheduled Maintenance

Oil changes, fluid checks, and filter replacements performed according to manufacturer specifications to preserve your warranty.

Brake & Suspension

Complete brake overhaul, rotor resurfacing, and suspension repair to ensure safe handling and a smooth ride.

Electrical Systems

Battery testing, alternator repair, and wiring diagnostics for modern vehicle electronics.

Transmission Service

Fluid exchanges, filter replacements, and complex transmission repairs for both automatic and manual vehicles.

HVAC & Heating

Keep your cabin comfortable with AC recharging, heater core repairs, and climate control diagnostics.

Close up of mechanic hands working on engine

About Golden State Company

San Ramon's Destination for Honest Repair

Located on San Ramon Valley Blvd, we have built our reputation on transparency and technical excellence. We understand that your vehicle is an investment, and we approach every repair with the same precision and care you would expect from a luxury dealership—without the dealership price tag.

Our facility is equipped with the latest diagnostic technology, allowing us to service all makes and models with confidence. We believe in fixing it right the first time.

  • ASE Certified Master Technicians
  • 24-Month / 24,000-Mile Warranty
  • Detailed Estimates Before Work Begins
Schedule Appointment

Get In Touch

Visit Our Shop

Ready to schedule your service or have questions about your vehicle? Call us or stop by our facility in San Ramon.

Address

2017 San Ramon Valley Blvd
San Ramon, CA 94583-1281

Hours

Mon - Fri: 8:00 AM - 6:00 PM

Sat - Sun: Closed

Is this your business?This is my business