Vol Radiator Service
“Owner was friendly and knowledgeable and gave us some tips to get back up and running”
Best Coolant & Radiator Flush in Knoxville, TN
15 mechanics listed · 13 in Knoxville · 6 open weekends · 12 rated 4.5+ · 1 shows a license
Data verified October 16, 2026
David's Tire Pros
“I take my car there for everything, they always have the best prices, extremely reasonable!”
King's Tires and Service
“And the bonus is that he was speedy and the greatest part is HE DID IT FOR NO COST!!!”
Dennis Hall's Auto Service
“This was a great first experience and it is nice to know there are still people out there who show a genuine care in their neighbor and treats everyone with honesty and respect.”
B & M Automotive & Diesel Service
“I'm glad that I found B&M and they were quick to let me know that I did not need another motor.”
Halls Service Center Tire Pros
“I'll be doing business with them as long as they are here and stay top notch.”
Listed for drivers in and around Knoxville, TN, these 15 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: Knoxville, TN
13 of the 15 mechanics we list are based in Knoxville; the other 2 serve Knoxville from Maryville (11 mi). The mechanics on this page are rated from 4.4 to 4.9 across 2,581 reviews; 13 have 50 or more reviews and 12 are rated 4.5 or higher. 6 are open on Saturdays. 1 shows a license on its website; 2 list staff certifications (ASE and TIA) and 4 have a BBB rating of A or A+. 13 have ten or more years of experience, the longest 48 years. 4 offer financing; 2 give free estimates; 1 is family- or locally-owned and 9 list coupons or special offers. We have a website on file for 13 of the mechanics on this page; 7 publish a contact page; 3 list a public email and 3 take bookings online. 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 Knoxville?
Online booking is offered by 3 of the 15 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.
Aamco Transmissions & Total Car Care
“They did a great job replacing my transmission and reaching out to ask me about a couple of issues they notice when removing my transmission.”
Best-One Tire
“You never know when a auto body shop is trying to scam you and pay extra, these guys do not do that.”
Procare Tire & Auto Service
“My car drives like it is brand new and I will most definitely be back to have them work on my car.”
Jiffy Lube Multicare Cedar Bluff
“Honestly, just about the friendliest group of service team members I have ever met.”
Slick's In & Out Oil Change
“Always great service and a good honest place to bring your vehicle best in knox”
All Pro Services Tire & Auto Center
“They were willing to go above and beyond for me and my company yesterday!”
Northshore Xpress Lube
“This is a big plus because they are not pushing products to meet a cooperate sales goal.”
Jiffy Lube Multicare Eagleton
“He needs to be commended for his honesty and his sincerity, and In humbled to be able to bring my cars there to not oil her routine oil changes, but brakes and other wheel work done as well!”
Red Line Mobile Mechanics
“I have their number and info and will definitely tell others who need a mobile mechanic.”
Why these companies made our list
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