Best Radiator Repair in Waltham, MA
15 technicians listed · 9 in Waltham · 6 open weekends · 13 rated 4.5+
Data verified November 8, 2026
Trade Auto Center Waltham
JCB Auto
Tm Garage
Diaz Auto Repair
Guatecanicos Auto Repair
Listed for drivers in and around Waltham, MA, these 15 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: Waltham, MA
Of the 15 technicians we list here, 9 are in Waltham itself and 6 come from towns including West Newton (1, 2 mi), Brighton (1, 5 mi) and Medford (1, 7 mi). The technicians on this page are rated from 4.1 to 5.0 across 1,194 reviews; 10 have 50 or more reviews and 13 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price", "honest" and "quality". 6 are open on Saturdays. 3 list staff certifications (ASE) and 9 have a BBB rating of A or A+. 10 have ten or more years of experience, the longest 96 years. 1 is family- or locally-owned and 3 list coupons or special offers. We have a website on file for 7 of the technicians on this page; 6 publish a contact page; 6 list a public email and 2 take bookings online. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Are the longer-established listed shops a safer bet?
10 of the 15 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.