Best Radiator/Cooling System Flush Services in O'Fallon, MO

The highest-rated Radiator Flush, Heating & Coolant Service companies out of 107 vetted & reviewed in the O'Fallon area.

Combs Auto Service & Tire Center

Combs Auto Service & Tire Center

(29)
Schedule A Repair
“Just today, I noticed something not quite right with my car, they were able to take care of it right away come even though it was very close to closing time.”
Coupons & Offers
In Business Since 1989
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Serving O'Fallon Area
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Azar Automotive

Azar Automotive

(20)
  • Oil
  • Work
  • Job
“Not only did they get me in right away, they did a complete inspection of my car, they took videos and still images of the problems they found and sent them to me, then they talked to me about options, they didn't try to “sell” me on any repairs, the...”
Coupons & Offers
In Business Since 1999
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
1620 North and South Rd, St. Louis, MO
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Bimmers R Us

Bimmers R Us

(29)
  • Honesty
  • Oil
  • Mechanics
“They rewired and properly repaired my very complicated power hardtop, diagnosed and repaired a major oil leak, repaired my trunk mechanism, and took care of various fluids and standard services.”
In Business Since 1991
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
3435 S Kingshighway Blvd, St. Louis, MO
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Gray's Auto Service

Gray's Auto Service

(27)
  • Truck
  • Oil
  • Morning
“I originally went to Telle Tire to get my tire plugged and they didn't have time for me and were not nice about it (really cause it takes 10 minutes?) I ended up finding Gray's Auto Service and they were so nice and helpful!”
In Business Since 1960
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Serving O'Fallon Area
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Shawn's Master Auto Repair

Shawn's Master Auto Repair

(29)
Automotive Q&A, Schedule a Repair, Maintenance Adviser
“They covered the tow expenses and when they took a second look at my car, Shawn himself went with his mechanic on the test drive and found the source of the disruption using his years of experience and know how.”
Coupons & Offers
In Business Since 2011
Accepts All Major Credit Cards
ASE, ASE Certified
7027 Hampton Ave, St. Louis, MO
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Fairway Automotive

Fairway Automotive

(30)
Oil Change, Vehicle Maintenance, State Inspections
“Whether it's Stacey calling to give updates on the service, Melissa providing needed transportation, Tim making sure that everything is taken care of, or the mechanics putting forth their best effort, Fairway Automotive has rightfully earned loyal an...”
Family Business
In Business Since 2017
Coupons & Offers
ASE, ASE, ASE, ASE Certified
Serving O'Fallon Area
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Ronsick's Auto Care

Ronsick's Auto Care

(30)
  • Safety
  • Estimate
  • Trust
“As you could imagined, going without a vehicle for that long and over the holidays really would have ruined my Christmas, however the owner/manager overheard my situation and stepped in and said, “we can try to get him in” I was very thankful.”
In Business Since 1966
Coupons & Offers
Offers Financing Options
Serving O'Fallon Area
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Big G Auto Service

Big G Auto Service

(24)
  • Bill
  • Woman
  • Quality
“They were very busy, but when I explained my situation, though all the technicians were working on other vehicles, the manager dropped what he was doing and made the repair.”
In Business Since 2005
Serving O'Fallon Area
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Waterloo Automotive

Waterloo Automotive

(30)
Engine Repair, Radiator Repair, Check Engine Light
“Josh and all of his staff at Waterloo Automotive were very kind and courteous they happily answered any questions I and had made sure I understood all the details.”
In Business Since 2004
ASE, ASE Certified
Serving O'Fallon Area
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Valvoline Express Care

Valvoline Express Care

(29)
  • Professional
  • Tire Rotation
  • Gentleman
“Establishment has changed hands a few times over the past 15 years and I decided to stop in since they have cleaned up the location over the last year or two…wasn't bad before but always nice to see a refresh.”
In Business Since 2022
Coupons & Offers
Serving O'Fallon Area
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Friederich Automotive & Radiator

Friederich Automotive & Radiator

(25)
  • Price
  • Vehicles
  • ac
“These guys are awesome I messed up my radiator in my project car they were able to repair the row of the radiator In very little time and stayed exactly within price range they quoted which was a super fair price all I Know is if I have radiator repa...”
In Business Since 1981
Accepts Cash
Serving O'Fallon Area
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Oiltime

Oiltime

(25)
  • Prices
  • Professional
  • Job
“Knowledgeable and friendly staff.”
In Business Since 2011
Serving O'Fallon Area
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Edwardsville Auto

Edwardsville Auto

(24)
  • Town
  • Team
  • Truck
“When it comes to my car maintenance I'm pretty clueless but the Edwardsville Auto guys always make sure I understand what they are doing and why so I'm good to get back on the road.”
In Business Since 2019
Serving O'Fallon Area
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Faust Automotive & Tires

Faust Automotive & Tires

(25)
Flat Repair, Fluid Inspection, Cooling System
“Great service and great people at Faust Automotive and Tires.”
In Business Since 2005
Coupons & Offers
Offers Financing Options
Serving O'Fallon Area
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Charlie's Fast Lube

Charlie's Fast Lube

(19)
“They work hard”
Family Business
In Business Since 2018
Free Initial Consultation
Coupons & Offers
Serving O'Fallon Area
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Detmer Automotive Services

Detmer Automotive Services

(11)
“Great service and amazing work”
In Business Since 2015
Serving O'Fallon Area
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Honest Wrenches Automotive Repair

Honest Wrenches Automotive Repair

(26)
Steering & Suspension, Tires, Electrical Systems
“The service was phenomenal and pricing and maintenance expectations were discussed before hand so no surprises were brought up throughout the service.”
Coupons & Offers
Family Business
Offers Financing Options
In Business Since 2011
2015 N, NE 58th Ave, Des Moines, IA
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Shade Tree Auto Grimes

Shade Tree Auto Grimes

(29)
Additional Services, Brakes & Transmission, Tune-Ups
“After educating me with a digital report card of my vehicles health status I was able to make better decisions on what to repair now, and what can wait.”
In Business Since 2005
Accepts All Major Credit Cards
Licensed, BBB Accredited
Serving O'Fallon Area
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Bill's Whitewall Tire Center

Bill's Whitewall Tire Center

(17)
  • Oil
  • Quality
  • Pressure
“Fast, friendly and professional!”
Coupons & Offers
In Business Since 1971
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Serving O'Fallon Area
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Stacy's Automotive Repair

Stacy's Automotive Repair

(25)
  • Business
  • Mechanic
  • Price
“Got me in & out in no time guys r very knowledgeable & professional & @ a reasonable price, this is my new go to shop Nice to find honest mechanics😃”
In Business Since 2018
ASE Certified
Serving O'Fallon Area
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Lynwood Firestone

Lynwood Firestone

(24)
  • Book
  • Fair
  • Mechanic
“Great staff, great prices, and very helpful people I will not not go anywhere else for my cars needs except for one other place and that's only if lynwood firestone can't get to me right away which is not often.”
Coupons & Offers
In Business Since 1992
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Serving O'Fallon Area
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Heartland Tire & Auto

Heartland Tire & Auto

(28)
Commercial Roadside Assistance, Farm Service Calls, Schedule A Repair
“I stopped at Heartland, had them check it out & before telling them my story about the other company, they provided me a more than fair price to complete the repair & also provided me the option to buy the part from a local dealer nearby, this way I ...”
Coupons & Offers
In Business Since 2007
Offers Financing Options
Accepts All Major Credit Cards
Serving O'Fallon Area
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Pace Tire Center

Pace Tire Center

(27)
  • Price
  • Vehicle
“Good place, good team, good job 👏”
Locally Owned & Operated
In Business Since 2015
Coupons & Offers
Offers Financing Options
Serving O'Fallon Area
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Rite-Way Auto Service Tire Pros

Rite-Way Auto Service Tire Pros

(25)
State Inspection, 24-Hour Towing Service, Schedule Appointment
“We had 2 emergencies and 1 oops in 2 days of moving and they were there to help quickly, honestly and just made what could have been major problems not so big.”
In Business Since 1993
Coupons & Offers
Offers Financing Options
Serving O'Fallon Area
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Radiator Coolant Fluid Exchange Services in O'Fallon, MO Cost Estimates

Minimum cost
$69
Maximum cost
$264
National Average
$109
$115
$172
Fair price range is based on 268 cost profiles
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Average Cost $109
Minimum cost $69
Maximum cost $264

Fair range $115 to $172 is based on 268 cost profiles.

Why these companies made our list

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