Enjoying Mechanics
“Had to get my brakes overhauled and service was fast and friendly.”
Best Coolant & Radiator Flush in Huntington Beach, CA
15 mechanics listed · 10 in Huntington Beach · 5 open weekends · 14 rated 4.5+
Data verified October 16, 2026
HB Auto & AC
“In fact his follow ups are so on point it's prompted me to get the necessary work done on my vehicle when normally I would forget or put it off.”
Karta Motorwerks
“Definitely would recommend coming here to get your automotive repairs/work done here”
Doctor J Automotive
“They do Great work Friday n my Kia and keep me update on my car needs !”
Automotive Excellence
“They have been working on our Mercedes and my Tacoma for years and they've always done a fantastic job.”
Expertec Automotive
“When it comes to communication about the repairs that need to be done to your car they explain with every details that is needed along pictures before and after so that you are involved with every step of the way!”
Listed for drivers in and around Huntington Beach, CA, these 15 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: Huntington Beach, CA
10 of the 15 mechanics we list are based in Huntington Beach; the other 5 serve Huntington Beach from towns including Long Beach (12 mi), Seal Beach (7 mi) and Newport Beach (10 mi). The mechanics on this page are rated from 4.4 to 5.0 across 5,714 reviews; 13 have 50 or more reviews and 14 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "price", "communication" and "diagnosis". 5 are open on Saturdays. The services the mechanics on this page list most often on their websites are brake repair (3), air conditioning (2) and transmission repairs (2). 4 list staff certifications (ASE) and 8 have a BBB rating of A or A+. Domain records put 12 websites of the mechanics on this page at ten or more years old; the oldest dates from 1998. 4 offer financing; 2 give free estimates; 5 are family- or locally-owned and 10 list coupons or special offers. 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.
Can I book a coolant change online with shops listed for Huntington Beach?
Online booking is offered by 8 of the 15 shops. Put your engine and the coolant specification in the notes when you book, since the shop needs the right fluid on the shelf before you arrive rather than a universal jug under the counter.
Broadway German Service
“Great local shop with excellent service”
Automotive Excellence
“The staff, especially Josh & Alex are also very nice and professional.”
Schmidty's Garage
“18 years we have been customers and it is the only place we take our cars to.”
Porsche Newport Beach Service Center
“Michael kept us consistently updated, took the time to explain the situation clearly, and went above and beyond to advocate on our behalf”
SAM AND Sons Auto Repair Garage
“Very thankful to find a great, honest mechanic My Infinity runs great, will be back~ DJ”
Elite Auto Care
“This is an outstanding group of mechanics, responsible, honest and hard-working, a great find in Huntington Beach !!!!”
Tom's Automotive Service Center
“The waiting area is modern, clean and cozy, and hearing the staff handle customers in the background, they are good people here”
Beach Cities Auto Repair & AC
“I recently moved to CA from NC and had to get a safety and emissions inspection done and Val went above and beyond to get me scheduled and get my inspection completed.”
Brothers Automotive
“Great I've been going to these guys for years!”
Why these companies made our list
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