Miramar Automotive & Transmission
“Was able to get an appointment quickly and my service was completed in under half a hour.”
Best Radiator Repair in San Diego, CA
20 technicians listed · all 20 in San Diego · 5 open weekends · all 20 rated 4.5+
Data verified October 16, 2026
Japanese Car Masters
“Listened to my situation and developed a plan to service over time.”
Motec Auto Care
“My wife and I have been bringing our vehicles to Motec for years now.”
FTS Auto
“If you are looking for a mechanic who is honest, knowledgeable and genuinely cares about their customers look no further”
North Park Auto Repair
“I'm a girl and I'm always skeptical but he was honest and said if I wanted he could do the work but wouldn't recommend it as he highly thought there wasn't an issue with that specific thing .”
Morena Automotive
“They ensured that the parts that needed replaced were replaced and the engine was running well before finishing it, keeping me updated.”
Listed for drivers in and around San Diego, CA, these 20 shops repair and replace radiators and cooling system parts. What each one says about recoring, warranties and truck work comes from its own website; ratings and quotes come from public reviews.
Area overview: San Diego, CA
All 20 technicians we list here are in San Diego itself. We have 52 technicians in San Diego on file; this page shows the highest-rated 20. The technicians on this page are rated from 4.6 to 5.0 across 7,910 reviews; all 20 have 50 or more reviews. When customers rate these technicians on specific qualities, they most often praise professionalism (75%), value (68%) and quality (64%). The topics that come up most in reviews of the technicians on this page are "diagnosis", "communication" and "honest". 5 are open on Saturdays. The services the technicians on this page list most often on their websites are brake repair (3), engine repair (3), auto repairs (2), brake services (2) and oil change services (2). 9 list staff certifications (ASE) and 19 have a BBB rating of A or A+. Domain records put 16 websites of the technicians on this page at ten or more years old; the oldest dates from 1998. 4 offer financing; 2 give free estimates; 7 are family- or locally-owned and 12 list coupons or special offers. We count these figures across the technicians on this page; hours and prices change, so confirm the details with the technician before you visit.
Are the longer-established listed shops a safer bet?
15 of the 20 shops here have been trading ten years or more. Radiator work rewards that, since the places that still recore and pressure test in house tend to be long-established and often run commercial vehicle work alongside cars.
Wentworth Automotive
“As usual they were thorough with their recommendations and completed desired work quickly.”
Cass Street Automotive
“I love how Cass Street Automotive is linked to the technology and the follow up so that I can see what services have been done, and need to be done.”
Pacific Auto Service
“My cars were both done so quick and I had confidence that they were handled right and no issues will come up later.”
Convoy Auto Repair
“I am very pleased with this shop and the staff, and how fast they were able to help me, I will definitely use them again”
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John's Automotive Care
“A week later I called to get more info and Brian gave me plenty of time on the phone to explain in great detail my situation.”
Minsky Mercedes
“Super transparent about everything that was happening with my car and helped me with evaluating what to prioritize with such high cost repairs needed for my car.”
Ray Frey Auto Center Inc
“The work was done in a timely matter and no pressure to have any additional things done to my car.”
Sheens Auto Care
“I trust the owner/shop, and greatly appreciate their professional and quality approach that is equal parts great reliable service with courtesy/friendliness with everything they say and do”
Dragonfly Automotive
“I have trusted my car to the PCH crew for years and have always been delighted with the service.”
Mission Village Auto Care
“They were straightforward about what needed to be done, kept me updated throughout the process, and never tried to upsell me on anything unnecessary.”
Hong Auto Service
“Didn't try to upsell me on anything just told me what was wrong and what needed to be addressed.”
Greentech Autoworks
“Great experience they did a great job on my truck and even cleaned it”
Advantec Auto Repair
“The owner, Bob, has such high integrity that he paid for a replacement of my device at a high cost to his shop.”
Sawaya Automotive
“Great shop very honest, they are all very nice and would highly recommend getting your car checked at Sawaya Automotive they will treat you like family!”
Why these companies made our list
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