Business Details
50+ Years
experience
Expert Radiator & AC Repair Services in Kelso, WA
Hart Radiator & Air Conditioning has been a trusted name in automotive and heavy equipment repair since 1968. Founded by the Hart family, our business has grown through three generations of expertise, specializing in radiator, heater, and air conditioning systems for vehicles ranging from family cars to industrial machinery. Our commitment to quality workmanship and honest pricing has solidified our reputation as Kelso's top radiator repair shop. With over 50 years of hands-on experience, we combine time-tested techniques with modern technology to deliver reliable solutions. Our team of certified professionals prioritizes customer satisfaction, offering transparent diagnostics and repairs without upselling unnecessary services. Centrally located on Grade St., we provide same-day servicing for many repairs and maintain one of the largest parts inventories in the region.We stand by our work with integrity, ensuring every repair meets our exacting standards regardless of vehicle type or complexity. Our community involvement and testimonials from satisfied customers spanning decades attest to our dedication to excellence. From routine maintenance to emergency repairs, we approach every job with the professionalism and expertise that have defined our business for over half a century. This enduring commitment to quality service at fair prices continues to make us the preferred choice for radiator and cooling system repairs in the Kelso-Longview area.
Services
Radiator Repair
Heater Repair
Air Conditioning Repair
Radiator Installation
Heater Installation
AC Repair (YF1234 & R12)
Industrial Radiator Repair
Automotive Radiator Repair
Radiator Inspection
Cooling System Repair
Details
- Year established: 1968
Highlights and features
- We offer over 50 years of specialized experience in radiator and AC repair.
- Our family-owned business maintains transparent, no-upcharge pricing policies.
- We service all vehicle types from family cars to industrial equipment.
- Our technicians provide same-day repairs for most cooling system issues.
- We maintain one of the largest regional parts inventories for quick repairs.
What people say
Best in the business
Exceeded expectations
Quality craftsmanship
Fair pricing
Won't do business elsewhere
Services
Radiator Repair
Our comprehensive radiator repair service addresses leaks, cracks, and performance issues using professional-grade tools and techniques. We perform radiator flushing, rodding, recoring, and pressure testing to restore optimal cooling efficiency. With experience spanning all vehicle types from classic cars to heavy machinery, our technicians ensure lasting repairs that prevent engine overheating and maintain proper operating temperatures.
Air Conditioning Repair
Specializing in YF1234 and R12 refrigerant systems, we diagnose and repair automotive air conditioning issues to restore cabin comfort. Our services include refrigerant recharge, compressor diagnostics, condenser replacement, and leak detection using advanced UV dye technology. We service both vintage and modern AC systems, ensuring proper operation while maintaining environmental compliance standards for refrigerant handling.
Industrial Radiator Repair
We provide specialized radiator repair services for commercial and industrial equipment including logging trucks, construction machinery, and marine cranes. Our facility handles large-scale radiators requiring custom fabrication, aluminum welding, and charge air cooler repairs. With expertise in heavy-duty cooling systems, we minimize equipment downtime through rapid diagnostics and same-day repairs when possible.
Heater Repair
Our heater repair service addresses core leaks, valve failures, and circulation issues affecting vehicle cabin heating systems. Using professional diagnostic tools, we identify problems with heater cores, thermostats, and coolant flow to restore proper operation. We service both traditional and high-efficiency heating systems across passenger vehicles and commercial equipment, ensuring safe winter operation.
Radiator Installation
We offer complete radiator replacement services for vehicles requiring new cooling system components. Our inventory includes OEM and premium aftermarket radiators compatible with all makes and models. Technicians perform proper system flushing before installation and conduct post-repair pressure tests to guarantee leak-free operation, extending vehicle longevity through properly functioning cooling systems.
People
Doug Hart
Co-Owner
Third-generation radiator specialist with over 40 years of hands-on experience, Doug Hart oversees daily operations and complex repairs at Hart Radiator. His expertise in vintage and modern cooling systems ensures quality service for all customer vehicles.
Allen Hart
Co-Owner
Allen Hart manages customer relations and quality control at Hart Radiator, bringing decades of technical knowledge and community commitment to every repair. His diagnostic skills help identify cooling system issues efficiently, saving customers time and money.
Chris Hart
Team Lead
Chris Hart supervises the repair team at Hart Radiator, combining advanced technical training with practical experience in automotive cooling systems. He ensures all repairs meet the company's exacting standards while mentoring junior technicians in proper service procedures.
Questions
What types of vehicles do you service?
We service all makes and models of cars, trucks, and heavy equipment including logging trucks, construction machinery, marine cranes, and industrial equipment.
Do you offer same-day repairs?
Yes, we often complete repairs the same day for most standard radiator, heater, and AC issues when parts are available in our extensive inventory.
Are your technicians certified?
Our team includes experienced professionals with decades of combined expertise in automotive cooling systems, though we focus on practical experience over formal certifications.
What payment methods do you accept?
We accept cash, checks, Visa, Mastercard, and debit card payments for all repair services at our Kelso location.
How can I schedule an appointment?
Call us at (360) 425-6220 during business hours (7:30 AM - 5:00 PM Monday-Friday) or visit our shop at 501 Grade St, Kelso, WA for immediate assistance.
Do you warranty your repairs?
We stand by our work with integrity, ensuring every repair meets our quality standards. Specific warranty details are discussed for major repair jobs.
Reviews (4)
Jason Nichols
Mar 15, 2021
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We've worked with Hart Radiator for years. They've repaired radiators and built oil coolers for our fleet and they do top notch work.
Kelsi Mattison
Nov 08, 2020
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We called Hart's and they had us drop our radiator off the day of. They gave us a great price and extended our radiator's life. Double J Trailers is quite happy with their timely and quality work, thank you.
Carol Hernandez
Nov 01, 2020
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This is a great place for radiator and a/c work!!! Very nice people and they know their stuff!!! Thank u!!!
Cascade Electric Service Llc Robert McGowan
Dec 31, 2019
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Doug & Allen Hart are the best in the business in our community. I would like to take this opportunity to recognize them as the industry leaders they are due to their many years of combined expertise and commitment to customer service. Over the years, I have had their company work on many different types of vehicles and equipment for me, my friends and my family. Time and time again they have exceeded my expectations with the excellent craftsmanship of their work and also with the fairness of their pricing. I am proud to recommend Hart Radiator & Air Conditioning to anyone in need of their many
