Johnny's Auto Service
“Took my car here because I was having transmission issues, and they gave me some great advise/opinion on what I should do for a reasonable price.”
Best Radiator Repair in Covina, CA
15 technicians listed · 13 in Covina · 10 open weekends · 14 rated 4.5+
Data verified October 16, 2026
Hye Tech Auto Repair
“I took my truck to another mechanic three different times trying to fix my evap problem Hye Tech found the problem and fixed it immediately.”
Associated Automotive Service
“Always so nice and have so much confidence that everything will be done correctly.”
TL Motors
“Great customer service they were very informative showed me the parts that were damaged on my car after the repair I would recommend TL motors to anyone but be aware getting your car fixed is never cheap”
Eastland Repair & Tire Center
“This place is fantastic with reasonable prices and excellent customer service.”
Bender's Automotive
“I will bring my car back great customer service and honest pricing love it”
Listed for drivers in and around Covina, 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: Covina, CA
Of the 15 technicians we list here, 13 are in Covina itself and 2 come from West Covina (3 mi). The technicians on this page are rated from 4.3 to 5.0 across 1,330 reviews; 8 have 50 or more reviews and 14 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price" and "honest". 10 are open on Saturdays. The services the technicians on this page list most often on their websites are auto repair (2), auto service (2), brake service (2), check engine light (2) and wheel alignment (2). 4 list staff certifications (ASE) and 3 have a BBB rating of A or A+. 11 have ten or more years of experience, the longest 75 years. 1 offers financing; 1 gives free estimates; 1 is family- or locally-owned and 6 list coupons or special offers. We have a website on file for 9 of the technicians on this page; 5 publish a contact page; 1 lists a public email and 4 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.
Which radiator shops listed for Covina open on Saturdays or Sundays?
10 of the 15 shops on this page open on weekends. Overheating does not wait for Monday, so if nobody is open, the safe move is still the same: leave the car parked and have it towed rather than drive it hot.
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Raul's Auto Repair
“They figured out my problem right away and fixed it at a reasonable price”
Leo Brown's Complete Auto Care
“The shop is true to it's work and very honest on the labor charges, first shop I have been to that has not reaped me off of, unnecessary work.”
Harry's Auto Repair
“Very friendly mechanic very knowledgeable he explains everything to the T what you need and what you don't need and what you might need later on down the road definitely keep coming back”
AGP Auto Repair
“The guy who does the oil changes has great customer service; Angel has always been honest about what the car needs and charges a fair price for their parts and services.”
Precision Automotive
“Great and honest mechanic definitely recommend !”
C & M Auto Repair
“Nice staff, They made some time to get my starter changed out and back on the road to az.”
Velazquez Auto & Truck Repair
“Very good mechanics do a wonderful job went here years ago and they are the best they do charge according to there work.”
Ortega'z Service Center
“This is my first time ever coming here and it was a great experience to be at a place with such good service for a good price.”
AR Automotive
“I can't say enough about His quality, knowledge, kindness and patience with our cars and trucks.”
Why these companies made our list
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