Northwest Houston Auto Repair Heights and Collision Center
“The engine is strong and the paint and body work is excellent.”
Best Coolant & Radiator Flush in Houston, TX
22 mechanics listed · all 22 in Houston · 8 open weekends · 19 rated 4.5+
Data verified October 16, 2026
River Oaks Firestone
“Providing excellent service at extremely fair prices (if a minor repair occasionally for free, the owner just asks me to tip the guy who did the work!”
McCarty Radiators & AC Service
“They got my radiator in and out quickly so I could get back to work.”
Auto World West Loop Houston
“Raul and his team are fair, fast, and they know what they are doing.”
Kacal's Auto and Truck Service
“My car was having sudden issues and this was the closest car shop so I stopped by, they serviced me immediately and quickly and gave me very helpful advice.”
Payne's Automotive
“I took it in on a Thursday and it was ready by Friday morning.”
Listed for drivers in and around Houston, TX, these 22 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: Houston, TX
All 22 mechanics we list here are in Houston itself. We have 89 mechanics in Houston on file; this page shows the highest-rated 22. The mechanics on this page are rated from 4.2 to 4.9 across 7,442 reviews; all 22 have 50 or more reviews and 19 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise professionalism (93%), quality (89%) and value (78%). The topics that come up most in reviews of the mechanics on this page are "honest", "diagnosis" and "fair". 8 are open on Saturdays. The services the mechanics on this page list most often on their websites are brake repair (5), oil change (5), transmission service (4), brake service (3) and engine repair (3). 10 list staff certifications (ASE) and 11 have a BBB rating of A or A+. Domain records put 16 websites of the mechanics on this page at ten or more years old; the oldest dates from 1999. 8 offer financing; 2 give free estimates; 9 are family- or locally-owned and 16 list coupons or special offers. 1 has Spanish-speaking staff. We count these figures across the mechanics on this page; 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 Houston?
Online booking is offered by 8 of the 22 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.
Midtown Auto Service & Repair
“It's not easy to find a mechanic you can trust, but I will absolutely be coming back to Midtown Auto Service & Repair for all of my future issues :)”
Chimney Rock Car Care
“Called me when he found an additional issue, quoted cost and time estimate over the phone.”
Tech Auto Maintenance
“I drove in with a flat and they immediately came out and fixed it.”
Auto Care Unlimited
“Every time I go there they have good service they're fast and very reasonable in price.”
J&I Automotive Service & Repair LLC
“Highly Recommended, work is well explained, turnaround time for work was outstanding.”
Gulf Freeway Tire & Auto
“I give 5 stars they help me so fast when I got flat tire I appreciate so much.”
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J&T Automotive
“They were very professional, quick and thorough explaining what needed to be done.”
Cypress Automotive
“They are so professional and customer service is the best I've experienced”
Eric's Car Care
“They also offer Lyft or Uber services to get you back home which I think is fabulous service so, you don't have to sit and wait in the waiting room or pay for an Uber or Lyft out of your pocket, which is a service that is extremely useful & appreciated.”
Memorial Conoco Car Care
“Everyone is courteous, professional and knowledgeable.”
Westside Automotive
“They provided good communication with updates about the vehicle and a list of issues with possible corrective measures via text during the process.”
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River Oaks Automotive Center
“Quickly took care of our inspection.”
Shell Rapid Lube
“Always come for oil changes and its been a good experience every time.”
Aamco Transmissions & Total Car Care
“He listens to you completely and then makes sure that he explains everything to you, to make sure you can understand about what is going on with your vehicle.”
Santa Ana Auto Care
“Been coming here for years for my vehicle maintenance needs.”
Bimmer Performance
“Great customer service and great work.”
Why these companies made our list
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