Diagnostic Services in Larkspur
Advanced computer diagnostics and troubleshooting for all vehicle systems using professional-grade equipment.
Residents of Larkspur have relied on Rohnert Park Transmission & Auto Repair for comprehensive diagnostic services since 1990. Our conveniently located shop is only 35-40 minutes from Larkspur, making us the go-to choice for drivers throughout Sonoma County. Whether you're commuting from Historic Downtown Larkspur or the surrounding Larkspur neighborhoods, our team of ASE-certified technicians delivers honest, professional diagnostic services at competitive prices. We understand the importance of keeping your vehicle running safely and efficiently.
Need Immediate Service?
Need service today? We accept walk-ins and offer same-day appointments for most services. Call (707) 584-7727 to check availability.
Why Larkspur Drivers Choose Us
Trusted diagnostic services serving the Larkspur community
Convenient to Larkspur
Just 35-40 minutes from Historic Downtown Larkspur - easy access via US Highway 101.
35+ Years Experience
Family-owned and operated since 1990, serving Sonoma County with integrity.
ASE-Certified Technicians
Our mechanics undergo continuous training to stay current with automotive technology.
Honest Pricing
Upfront estimates with no hidden fees. We explain exactly what your vehicle needs.
Diagnostic Services Specialists
Expert diagnostics and repairs using professional-grade equipment.
Quality Parts
We use OEM and premium aftermarket parts backed by warranty.
Same-Day Service
Most repairs completed while you wait. Drop-off and pickup available.
Free Diagnostics
Complimentary inspection with repairs to identify all issues upfront.
Serving Larkspur
We understand the unique needs of Larkspur drivers and their vehicles.
Customer Reviews
4.8-star rating with hundreds of satisfied customers across Sonoma County.
Our Diagnostic Services Services Include
Warranty Protection
Our diagnostic services come with a guarantee: if we can't identify the problem, you don't pay for the diagnostic.
Common Diagnostic Services Issues We Fix
Check Engine Light
Dashboard warning requires OBD-II scan to retrieve fault codes and identify specific system problems.
ABS Warning Light
Anti-lock brake system fault needs computer diagnosis to locate sensor or module failures.
Airbag Light On
SRS system warning indicates crash sensor, airbag module, or wiring issues requiring immediate attention.
Transmission Warning Light
Transmission control module detects faults in sensors, solenoids, or internal components.
Electrical Problems
Intermittent electrical issues require systematic diagnosis to locate shorts, opens, or module failures.
Performance Issues
Poor acceleration, hesitation, or stalling requires comprehensive diagnostics to identify root cause.
Pricing & Service Time
Get Your Free Quote
(707) 584-7727Free diagnostic with most repairs. Upfront estimates with no hidden fees. We explain exactly what your vehicle needs before we begin work.
Fast Service
Most services completed same-day. Drop-off and pickup available for your convenience. We respect your time and get you back on the road quickly.
Serving Larkspur & Surrounding Areas
Larkspur residents trust us because we're part of the same community. With a population of 12,966, Larkspur deserves a local auto repair shop that puts customers first. Located just 35-40 minutes away, we've built relationships with families throughout Larkspur, near Historic Downtown Larkspur, Larkspur Ferry Terminal, Marin Country Mart, and beyond.
Directions from Larkspur
From Larkspur, take US-101 North through San Rafael for approximately 30 miles. Take the Rohnert Park Expressway exit and turn right. Our transmission and auto repair facility is located on the left side near the Costco shopping center.
Near These Larkspur Landmarks:
Ready for Expert Diagnostic Services?
Ready to get your vehicle back in top condition? Call us now for fast, professional diagnostic services just 35-40 minutes from Larkspur.
Serving Larkspur, Rohnert Park, and all of Sonoma County