Best Radiator Repair in Hamilton, ON
20 technicians listed · all 20 in Hamilton · 7 open weekends · 18 rated 4.5+
Data verified October 16, 2026
Supreme Auto Care
Trinitech Automotive
Barton Radiator Works
Direct Source Automotive
Sampson Transmission
Listed for drivers in and around Hamilton, ON, these 20 shops repair and replace radiators and cooling system parts. What each one says about recoring, warranties and truck work comes from its own website; ratings and quotes come from public reviews.

Area overview: Hamilton, ON
All 20 technicians we list here are in Hamilton itself. We have 98 technicians in Hamilton on file; this page shows the highest-rated 20. The technicians on this page are rated from 4.2 to 5.0 across 3,575 reviews; all 20 have 50 or more reviews and 18 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (88%), quality (85%) and value (85%). The topics that come up most in reviews of the technicians on this page are "fair", "honest" and "communication". 7 are open on Saturdays and 2 on Sundays. The services the technicians on this page list most often on their websites are oil changes (4), steering & suspension (4), wheel alignments (4), tire services (3) and air conditioning (2). 1 lists staff certifications (ASE). Domain records put 10 websites of the technicians on this page at ten or more years old; the oldest dates from 2002. 2 offer financing; 1 gives free estimates; 5 are family- or locally-owned and 6 list coupons or special offers. We count these figures across the technicians on this page; hours and prices change, so confirm the details with the technician before you visit.
Are the longer-established listed shops a safer bet?
11 of the 20 shops here have been trading ten years or more. Radiator work rewards that, since the places that still recore and pressure test in house tend to be long-established and often run commercial vehicle work alongside cars.