T&K Auto Repair
“They were great on pricing amd even did exstra work with no charge my car was in and out and was ready for use in no time....”
Best Radiator Repair in Glendora, CA
15 technicians listed · 10 in Glendora · 9 open weekends · 13 rated 4.5+ · 1 shows a license
Data verified October 16, 2026
All Time Gas & Diesel Repair
“They were fast and courteous in diagnosing and repairing our work vehicle.”
Grauman's Superior Auto
“We've trusted our vehicles to Gary for years and we are never disappointed by the service he provides us.”
George's Auto Repair
“George is an excellent mechanic and has worked on my family's vehicles for over 20 years.”
Juiced Performance
“Juice got my LS Swap on the road worth every dollar .”
H-Motive
“Honest, reliable, no price gouging, knowledgeable, friendly, and helpful doing other things beyond their scope of service.”
Listed for drivers in and around Glendora, CA, 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: Glendora, CA
Of the 15 technicians we list here, 10 are in Glendora itself and 5 come from Covina (2, 4 mi), Upland (2, 11 mi) and West Covina (1, 7 mi). The technicians on this page are rated from 4.3 to 5.0 across 1,316 reviews; 6 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" and "honest". 9 are open on Saturdays. 1 shows a license on its website; 3 list staff certifications (ASE) and 5 have a BBB rating of A or A+. 12 have ten or more years of experience, the longest 75 years. 1 gives free estimates; 3 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for 9 of the technicians on this page; 4 publish a contact page; 3 list a public email and 3 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.
Why are shops from other towns listed here?
10 of the 15 shops are in Glendora; the others come from other towns within 15 mi. Radiator specialists serve a wide area, so the nearest one may well be a town over.
Jack Ashmore Auto Repair
“They will call you and let you know your options and prices before they do any work so you can decide what you want to do.”
Precision Automotive
“Marco was very honest & helped me with my check engine light issue.”
Socal Import Specialists
“Was able to do what others could not, would recommend to others.”
Fulton Automotive Repair
“My wife and family have been going to him for years due to his reliable work and fair pricing.”
Auto Care
“I would certainly try it again and, for the first time, I would certainly recommend this car wash”
Alonso's Auto Repair
“They truly care about their customers and I will recommend them to friends and family.”
Al & Lee's Auto Care Center
“At the end of my service I felt confident he did a good job and his pricing was reasonable.”
Johnny's Auto Service
“Best auto shop up here I have tried a few and this is the first time I feel satisfied with the service.”
Hye Tech Auto Repair
“I have already had my steering wheel column replaced brakes transmission service and I haven't had any problems.”
Why these companies made our list
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