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A-Len Automotive Service
- AC
- Radiator
- Needs
“If you want someone you can trust to go the extra mile, someone who will make sure your safe when you drive your car out of the shop, then this is the spot!”
Best Coolant & Radiator Flush in Downers Grove, IL
24 mechanics listed · 4 in Downers Grove · 10 open weekends · all 24 rated 4.5+ · 1 shows a license
Data verified October 16, 2026
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Rolando's Car Care
“Turns out the previous shop I went to was intensely deceitful, price gouging me and urging me to fix things that don't need fixing, while beating around the bush with things that *actually* need fixing.”
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BOB Auto Repair
- Mechanics
- Prices
- Reviews
“It's more than nice to have a mechanic and place you can trust with car issues, especially because David will give you Best advice and also be honest to help you save money!”
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Langs Auto Service
- Mechanic
- Price
- Brakes
“You know how it is when you can't trust what a repair shop tells you what you “have to do” when there isn't a problem – the guys at Lang's explain everything clearly and thoroughly.”
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Hi-Tech Import
- Team
- Prices
- Bearing
“I wanted to share this review today as I celebrate…because Hi-Tech deserves the praise, because I want others to know, and because I am very grateful for Hi-Tech and it's people!”
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EGM Automotive
“Very pleased at the professionalism of everyone there, will be going back for all my mechanical needs, and will let friends and family know about the quality work at EGM Automotive.”
Listed for drivers in and around Downers Grove, IL, these 24 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: Downers Grove, IL
4 of the 24 mechanics we list are based in Downers Grove; the other 20 serve Downers Grove from towns including Chicago (17 mi), Villa Park (7 mi) and Elk Grove Village (15 mi). The mechanics on this page are rated from 4.6 to 5.0 across 6,004 reviews; all 24 have 50 or more reviews. When customers rate these mechanics on specific qualities, they most often praise professionalism (91%), quality (85%) and value (80%). The topics that come up most in reviews of the mechanics on this page are "fair", "diagnosis" and "honest". 10 are open on Saturdays. The services the mechanics on this page list most often on their websites are brake repair (7), oil change (6), air conditioning service (2), brake repair & service (2) and check engine lights (2). 1 shows a license on its website; 6 list staff certifications (ASE) and 19 have a BBB rating of A or A+. 23 have ten or more years of experience, the longest 69 years. 6 offer financing; 3 give free estimates; 13 are family- or locally-owned and 14 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 Downers Grove?
Online booking is offered by 10 of the 24 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.
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Greg Childress Automotive
- Vehicle
- Price
- Battery
“He filled us in on the cost before we made decisions to have repairs made and he pointed out things that were critical to have repaired and an issue that needs to be repaired but can wait - so that we were not hit with additional costs.”
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Tuffy Tire & Auto Service Center
“It ended up being something that would take them a bit more time, and when I told them that I needed to take the car back into the city, they didn't charge me anything.”
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Oil Pro
“" It is easy to take advantage of a customer when they're bent over a barrel like I was but these guys are so honest they basically turned down business because they knew it wouldn't benefit me.”
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Nick's Precision Transmission & Complete Auto Repair
“They graciously offered to take a look at it again and confirm all the alignments were accurate and even took time to show me and reassure me that the alignment was straight.”
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Clark's Car Care Inc
“My only nitpick is that they said the appointment would take an hour, but it took about an hour and a half; however, I was able to get some work done in their lounge, so it was a non-issue for me.”
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Vaupell Auto Repair & Napa Auto Care Center
- Oil
- Vehicle
- Car Wash
“I also love how they send pictures to show you what's the matter with your car.”
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Roman Auto Body & Repair Inc
- Oil
- Job
- Sti
“Can't thank this guys enough, Ruri has his skills honed, took my baby in for bodywork and very happy with the outcome, heard of horror stories trying to match my paint color, couldn't be happier with the results.”
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My Mechanic
- Oil
- Prices
- Fair
“From there we talked for a bit about options and to my surprise wasn't pressured into making the repairs even though that's obviously what will make the shop money in the short term.”
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Avondale Auto Repair
- Work
- Pictures
- Quote
“Honest shop - I went to their place to change my tires and they resolved an issue that occurred during the tire change flawlessly, would come here again in the future for any work that needs to be done”
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Car Doctor Jr
“By far the most reasonable prices to bring your car to I had a estimate for 900 dollars just for my water pump at a place I won't say and I got alot of other repairs done on my car for almost the same price by car dr .”
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A To Z Auto Repair
- Company
- Honest
- Used Car
“Rob, Joy and the rest of the crew provided me with a detailed estimate of everything it needed and I'm happy to say for a few grand in repairs she's got a reliable car !”
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EK Automotive Ltd.
- Pricing
- Vehicle
- The Help
“Another time I was worried about a noise I was hearing, I brought it in and they tested it for an hour (drove it around and such); however, nothing was found.”
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Farnsworth Auto
- Truck
- Oil
- Toyota
“If you have cargo van or springvan want to change tires or do alignment,here they are,they did exactly 💯 job done,, i really appreciate it, now I back on the road without any worries …”
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Lisle Automotive & Tire
“Very good informative, willing to recommend other places if they don't have what you need.”
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Hollywood Motors Inc
“Not to mention I needed new wipers which could only be obtained from the dealer - and they drove out to Naperville to get the wipers for me (saving me time and aggravation).”
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Lord's Auto Clinic Inc
- Charged
- Price
- Vehicle
“I didn't think anything of it, but it was time for the dreaded emissions test so I took it into Lord's as the truck obviously won't pass the test with the light on.”
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Sooper Lube
“Resetting the level was easy enough from the dash, but only found the wiper when wif we went back to ask if they had it and found by wipers where they must set it to not lose it.”
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Stan's Service Station
“Would like to share my experience at Stan's Auto been going there for years they go out of their way to get your vehicle back to you as soon as possible they're quoted price is what you pay when you pick up your vehicle the mechanics are terrific alw...”
Radiator Coolant Fluid Exchange Services in Downers Grove, IL Cost Estimates
Minimum cost
$62
Maximum cost
$235
National Average
$97
$102
$153
Fair price range is based on 344 cost profiles
Why these companies made our list
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