Starter & Alternator Repair in Sonoma
Expert starter motor and alternator diagnostics, repair, and replacement for reliable vehicle operation.
Looking for reliable starter & alternator repair in Sonoma? Rohnert Park Transmission & Auto Repair has been serving Sonoma residents for over 35 years with expert automotive services. Located just 25 minutes away from Sonoma, our ASE-certified technicians specialize in starter & alternator repair for all makes and models. Whether you're near Sonoma Plaza or anywhere in the Sonoma area, we provide fast, affordable, and professional starter & alternator repair backed by our satisfaction guarantee.
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 Sonoma Drivers Choose Us
Trusted starter & alternator repair serving the Sonoma community
Convenient to Sonoma
Just 25 minutes from Sonoma Plaza - easy access via State Route 12.
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.
Starter & Alternator Repair 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 Sonoma
We understand the unique needs of Sonoma drivers and their vehicles.
Customer Reviews
4.8-star rating with hundreds of satisfied customers across Sonoma County.
Our Starter & Alternator Repair Services Include
Warranty Protection
All repairs backed by our satisfaction guarantee and comprehensive warranty coverage.
Common Starter & Alternator Repair Issues We Fix
Clicking When Starting
Rapid clicking sound when turning key indicates weak battery or failing starter solenoid.
Grinding Noise on Startup
Grinding when starting suggests worn starter drive gear or flywheel ring gear damage.
Battery Keeps Dying
Repeatedly dead battery often indicates failing alternator not properly charging the system.
Dim or Flickering Lights
Headlights dimming at idle or flickering suggests alternator output problems.
Battery Warning Light On
Dashboard charging light indicates alternator not producing sufficient voltage.
Whining Noise from Engine
High-pitched whine that changes with RPM often from worn alternator bearings.
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 Sonoma & Surrounding Areas
Sonoma residents trust us because we're part of the same community. With a population of 10,739, Sonoma deserves a local auto repair shop that puts customers first. Located just 25 minutes away, we've built relationships with families throughout Sonoma, near Sonoma Plaza, Mission San Francisco Solano, Sonoma Valley Hospital, and beyond.
Directions from Sonoma
From Sonoma, take Highway 12 West toward Santa Rosa. Continue for about 15 miles, then merge onto US-101 South. Take the Rohnert Park Expressway exit and turn right. Our shop is on the left near Costco.
Near These Sonoma Landmarks:
Ready for Expert Starter & Alternator Repair?
Don't let starter & alternator repair issues compromise your safety. Sonoma drivers trust us for reliable repairs at honest prices.
Serving Sonoma, Rohnert Park, and all of Sonoma County