Clark's Automotive
“They know their business, customers & shot straight from the hip when talking to you about your vehicle.”
Best Radiator Repair in Florissant, MO
15 technicians listed · 5 in Florissant · 3 open weekends · 10 rated 4.5+
Data verified October 19, 2026
Florissant Garage & Radiator
“I went in to have my radiator looked at to make sure it was good to go and it was.”
Gary's Automotive
“I like how the take pictures of everything and go over what's going on with vehicle.”
Ferguson Motor Service
“Josh knows his stuff when it comes to mechanical issues and he detailed my car and it was spotless.”
Laurenti Automotive
“These guys are pros, I wouldn't trust anyone else with our vehicles.”
Danmark Tire Center
“My car needed a valve stem replaced and they honored the warranty on the tires, no questions asked”
Listed for drivers in and around Florissant, MO, 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: Florissant, MO
Of the 15 technicians we list here, 5 are in Florissant itself and 10 come from St. Louis (6, 12 mi), Ferguson (2, 4 mi) and St. Charles (2, 10 mi). The technicians on this page are rated from 4.0 to 4.8 across 3,111 reviews; 14 have 50 or more reviews and 10 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price", "diagnosis" and "honest". 3 are open on Saturdays. 2 list staff certifications (ASE) and 8 have a BBB rating of A or A+. Domain records put 4 websites of the technicians on this page at ten or more years old; the oldest dates from 2005. 1 offers financing; 3 are family- or locally-owned and 3 list coupons or special offers. We have a website on file for 12 of the technicians on this page; 8 publish a contact page and 4 list a public email. 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.
Are the longer-established listed shops a safer bet?
12 of the 15 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.
Boyd A-1 Auto Repair
“Unlike other shops the owner nor employees try to get over on potential customers who are "car illiterate"”
Gene & Sons Auto Services
“They never give your car a service it doesn't need.”
Sparks Tire & Auto
“Thorough inspection of my vehicle telling me what required attention now and what could wait.”
Riverside Auto Service
“Tony and his crew are excellent workers and do the job right the 1st time”
Certified Motor Co
“Mike is one of the best out there.”
Miller Brothers Auto Services
“I've been going to Miller Brothers for the past two years and would never think of going anywhere else.”
Euro Car
“My man finally found a BMW place to go when his babies give him fits lol check it out it's a good place and fair.”
Bradley Motor Werke
“Everyone always hopes their car will never have anymore problems but if i do have problems i know exactly where ill be taking my car...”
King Auto Repair
“I was not expecting to walk out with my vehicle the same day, but Jay told me they could have it done in a few hours and they DID!”
Why these companies made our list
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