Auto Diagnostic & Repair
“Communication was great from start to finish customer service amazing and pricing reasonable I am very much Happy with the services I was provided”
Best Radiator Repair in Antioch, CA
15 technicians listed · 6 in Antioch · 8 open weekends · 11 rated 4.5+
Data verified October 16, 2026
360 Auto Repair Services
“Real good people, very helpful excellent customer service… hands down to 360 Auto”
Golden State Auto Repair & Tires
“No time waste at all they give awesome service and best repair shop and tire change shop in antioch any car excellent and responsible service from all employees.”
J & B Automotive
“He's honest with his prices and doesn't oversell you on what you don't need.”
Steves Kustoms & Restorations
“An artist 30 years can restore any thing and his custome work unsurpast”
Antioch Convertibles & Auto
“Inexpensive does as good as professional dealer would so I give them over 5 stars”
Listed for drivers in and around Antioch, CA, these 15 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: Antioch, CA
Of the 15 technicians we list here, 6 are in Antioch itself and 9 come from Concord (5, 11 mi), Pittsburg (3, 6 mi) and Brentwood (1, 5 mi). The technicians on this page are rated from 4.3 to 5.0 across 2,086 reviews; 6 have 50 or more reviews and 11 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price" and "fair". 8 are open on Saturdays. 3 list staff certifications (ASE) and 5 have a BBB rating of A or A+. 9 have ten or more years of experience, the longest 72 years. 3 are family- or locally-owned and 4 list coupons or special offers. 1 has Spanish-speaking staff. We have a website on file for 11 of the technicians on this page; 9 publish a contact page; 2 list a public email and 1 takes bookings online. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Which radiator shops listed for Antioch open on Saturdays or Sundays?
8 of the 15 shops on this page open on weekends. Overheating does not wait for Monday, so if nobody is open, the safe move is still the same: leave the car parked and have it towed rather than drive it hot.
BAC Automotive
“Jimmy is to die for as a mechanic, he is extremely honest which is very RARE.”
Acme Auto Repair
“Outstanding customer service and quality of work.”
Solano Way Auto Repair
“Excellent work as always, upfront and honest about what is safe and needed for the longevity of all four of our family cars.”
Triple S Auto Repair
“They thoroughly communicated and fixed my car in an efficient manner.”
Concord Tire Center
“Simon is the best and very consistent with excellent service”
Monument Auto Masters
“They fixed the AC in my car when all other shops said I need a new compressor”
A & A Auto Parts and Service
“That's the only place in brentwood that I kno that does certified ( break & lights ) inspection.”
O'Briens Auto Repair
“At the time of estimating I noted Shane's knowledge and felt free to ask questions, so it gave me confidence.”
Pramros Auto & Forklift
“Super reliable work and professional I have compared this shop to others and this is the best and the lowest cost around.”
Why these companies made our list
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