Aamco Transmissions & Total Car Care
“Been using these guys for 10+ years they are professional as it gets.”
Best Coolant & Radiator Flush in San Rafael, CA
10 mechanics listed · 5 in San Rafael · 1 open weekends · 9 rated 4.5+
Data verified October 16, 2026
Auto Repair Specialist
“Nice folks, promptly did the work and left the car clean (no grease interior) price was competitive,”
Dana Meyer Auto Care
“You can trust to find good work and good people here, without fail”
Berkeley Radiator Works
“This is the only radiator shop in the area I could find who would recore my 1973 K5 blazer original heater core.”
All Autos
“When you drive an old beat-up Prius like mine, you want a mechanic like Yann who will give you an honest assessment and keep it running safely without trying to upsell you.”
R & I Automotive Repair
“They helped me with an oil change and some wear and tear repairs since my car is almost at 100,000 miles.”
Listed for drivers in and around San Rafael, CA, these 10 shops list coolant flushes and antifreeze service. What each one says about the coolant types it stocks, machine flushes and warranties comes from its own website; ratings and quotes come from public reviews.
Area overview: San Rafael, CA
5 of the 10 mechanics we list are based in San Rafael; the other 5 serve San Rafael from towns including Berkeley (16 mi), San Anselmo (2 mi) and Pinole (13 mi). The mechanics on this page are rated from 4.3 to 4.9 across 2,019 reviews; 8 have 50 or more reviews and 9 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "price" and "diagnosis". 1 is open on Saturdays. The services the mechanics on this page list most often on their websites are preventative maintenance (2), tire services (2) and wheel alignment (2). 6 list staff certifications (ASE) and 3 have a BBB rating of A or A+. 9 have ten or more years of experience, the longest 81 years. 1 offers financing; 3 are family- or locally-owned and 3 list coupons or special offers. We have a website on file for all 10 of the mechanics on this page; 6 publish a contact page; 4 list a public email and 3 take bookings online. We count these figures across the mechanics on this page; distances are straight-line, and hours and prices change, so confirm the details with the mechanic before you visit.
Which shops listed for San Rafael discount a coolant flush?
3 of the 10 shops on this page list a coupon. A discounted flush is worth taking if the service is due and worth skipping if it is not, so check the interval in your manual first. Ask which coolant the offer includes, because the cheap one may not be yours.
Holland Service
“Appreciate how Chris took the time to walk me through everything and answer my questions.”
MSI Automotive
“MSI professional services begin with Marty at the front desk and continue even after I drive away.”
Square Deal Garage
“I trust the professionals at Square Deal more than my medical doctors.”
Heynneman European
“Their work is exceptional, always on time, and extremely flexible when scheduling a service.”
Why these companies made our list
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