Maxwell Auto Inc.
“I've been bringing my car there for the past 3 years and it's always been a positive experience, they have been very consistent.”
Best Coolant & Radiator Flush in Mississauga, ON
15 mechanics listed · all 15 in Mississauga · 1 open 24/7 · 4 open weekends · 12 rated 4.5+
Data verified November 9, 2026
Mechaniq
“Jim and his team have been efficient and forthcoming about the repairs, and are always courteous and friendly.”
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Belen Automotive
“Adel and Adrian who are the main technicians/mechanics were able to find out what was wrong with my BMW when no other shop I've been to could, I'm so happy to find this shop and I'll definitely be coming back!!”
Amarz Muffler & Auto Service
“I highly recommend everyone check them out because you will definitely be satisfied!”
Halton Auto Service & Transmission Mississauga
“Worked on my car two different times and was great each time.”
Veerpreet Service Centre
“Gina at the front was particularly amazing at her job - both staff in the front office where very nice, eager to help and approachable.”
Listed for drivers in and around Mississauga, ON, 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: Mississauga, ON
All 15 mechanics we list here are in Mississauga itself. The mechanics on this page are rated from 4.1 to 5.0 across 5,568 reviews; 13 have 50 or more reviews and 12 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise professionalism (96%), value (81%) and punctuality (70%). The topics that come up most in reviews of the mechanics on this page are "honest" and "diagnosis". 1 is open around the clock; 4 are open on Saturdays and 2 on Sundays. The services the mechanics on this page list most often on their websites are battery service (2), brake service (2), fleet service (2), hybrid service (2) and oil changes (2). 10 have ten or more years of experience, the longest 26 years. 1 offers emergency or roadside call-outs; 2 offer financing; 1 gives free estimates; 3 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for all 15 of the mechanics on this page; 14 publish a contact page; 9 list a public email and 5 take bookings online. We count these figures across the mechanics on this page; hours and prices change, so confirm the details with the mechanic before you visit.
Which shops listed for Mississauga discount a coolant flush?
4 of the 15 shops on this page list a coupon. A discounted flush is worth taking if the service is due and worth skipping if it is not, so check the interval in your manual first. Ask which coolant the offer includes, because the cheap one may not be yours.
Ken Champ Auto Inc
“Helped us out in a pinch when they were already very busy.”
Rankin Automotive
“I use the services of a car repair shop, I am very pleased!!!”
Schueler Auto Service
“If your car needs to be serviced, I'd definitely recommend stopping by and giving Dave a visit/call.”
Prince Auto Services Inc
“It was done rather quickly, and the price they were asking for was the best in the market.”
Riglube
“Gotta love this place, IWas in and out in less than 30min and they loved seeing Rockie in the truck.”
Atlantis Radiator
“My truck broke down, I brought it to Atlantis, they helped me and fixed the problem which was my truck's radiator.”
IN N OUT Oil & Tires
“After the oil change, the technician gave me a detailed report on my car's condition, highlighting areas that might need attention soon but without any pressure to address them immediately.”
Automcars Service Centre
“If you have a car and need get things fixed like tires, brakes, oil change etc this is the best place.”
King Radiator HD Inc.
“Owner is a solid dude and will help as much as he can!”
Why these companies made our list
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