Best Coolant & Radiator Flush in Hamilton, ON
15 mechanics listed · 13 in Hamilton · 1 open 24/7 · 5 open weekends · 12 rated 4.5+
Data verified October 16, 2026
Direct Source Automotive
Wrench King Auto & Tire
Beech Motorworks
Pennzoil 10 Minute Oil Change
Good To Go Tire
Listed for drivers in and around Hamilton, 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: Hamilton, ON
13 of the 15 mechanics we list are based in Hamilton; the other 2 serve Hamilton from Burlington (9 km). The mechanics on this page are rated from 4.2 to 4.9 across 7,532 reviews; all 15 have 50 or more reviews and 12 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "price", "fair" and "honest". 1 is open around the clock; 5 are open on Saturdays and 2 on Sundays. The services the mechanics on this page list most often on their websites are brake repair (2), car repair and maintenance (2), oil change (2), steering & suspension (2) and tire services (2). 1 lists staff certifications (ASE). Domain records put 6 websites of the mechanics on this page at ten or more years old; the oldest dates from 1996. 1 offers emergency or roadside call-outs; 2 offer financing and 4 list coupons or special offers. We have a website on file for 14 of the mechanics on this page; 10 publish a contact page; 4 list a public email and 2 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.
Which shops listed for Hamilton 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.