Bluewater Performance
“Every time I have work done here I feel refreshed that a repair or upgrade experience can be this communicative, transparent, and thorough.”
Best Radiator Repair in Denver, CO
22 technicians listed · all 22 in Denver · 8 open weekends · 18 rated 4.5+ · 2 show a license
Data verified October 16, 2026
Express Car Care
“Grease monkey somehow destroyed my oil pan last time i went there, these guys got me sorted out on very short notice.”
South Denver Automotive
“They explain things thoroughly and don't play the game of selling you stuff you don't need.”
Hotchkiss Auto Repair
“Not only did my hood latch not need to be replaced, two members of their team (Marseilles &Austin) immediately helped me and both said let's try to save you some money.”
Sebastian's Garage
“He was able to fix it within a few hours and was very fair and honest.”
House
“They got me in quickly ,resonator was bad ,they gave me a great price and had me done in a couple of hours!”
Listed for drivers in and around Denver, CO, these 22 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: Denver, CO
All 22 technicians we list here are in Denver itself. We have 23 technicians in Denver on file; this page shows the highest-rated 22. The technicians on this page are rated from 4.2 to 5.0 across 4,195 reviews; 14 have 50 or more reviews and 18 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (93%), quality (82%) and value (79%). The topics that come up most in reviews of the technicians on this page are "diagnosis", "fair" and "honest". 8 are open on Saturdays and 1 on Sundays. The services the technicians on this page list most often on their websites are air conditioning repairs (2), brake repair (2), check engine light (2), clutch repair (2) and oil changes (2). 2 show a license on their websites; 2 list staff certifications (ASE) and 10 have a BBB rating of A or A+. 15 have ten or more years of experience, the longest 55 years. 1 offers financing; 4 are family- or locally-owned and 4 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 22 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.
Sam's Automotive Repair
“Really amazing to find a reliable mechanic you can trust.”
Southeast Automotive
“Very helpful, recommended a replacement tire and had just the right used tire for a bargain”
The Toy Shop
“If you looking for an honest, reliable and professional shop look no further.”
Dart Auto
“Their customer service, communication, and excellent mechanical knowledge and skills are the best!”
Mile Hybrid Automotive
“The oil was changed (at a more reasonable rate than other places I called) and their multi-point inspection discovered a couple bulbs were out, which they replaced.”
Larimer Saint Garage
“Mike and his team are the best to work with in town and really care about their customers.”
Intermountain Radiator & Muffler
“The manager took the time to show me what was wrong and explain everything they were going to do.”
Santos Mufflers / 303 Auto INC
“I definitely had a difficult problem to deal with and they went above and beyond to help me out.”
David's Garage
“He was kind, timely, and even called a few days later to make sure everything was still working.”
Jr Auto Repair
“Very good mechanics, I have been working with them for 2 years...”
Eric's Auto Services
“These people are the best, theyre professional, can work on anything, and over all they are the friendliest greta harted people i have ever met.”
Pamir Auto Mechanic
“Thank you for helping us on a weekend and doing the work so quickly!”
Gaytan's Autoservice
“Reasonable rates, quality work = satisfied customer ...”
Goins Automotive
“I had brake work done at the shop today and was kept up to date on the repair from start to finish.”
Kl Automotive
“I fear that other repair shops would have taken advatage of our situation, but Kevin has keep our cost down while the car is running better than ever (it's a 97 Blazer).”
Scott's Automotive
“Quality work, kid knows Mercedes in and out”
Why these companies made our list
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