Fontana's Preferred Shop for Automotive
Maintenance and Repair

Rialto, Upland Auto Maintenance & Repair
  • 30K, 60K, and 90K Scheduled Maintenance Service
  • Diagnostics, Fluid Flushes, Leak Repairs, Rebuilds & More
  • All Major Repairs Performed by ASE-Certified Mechanics
  • Any Vehicle Make & Model, Including Classics & Collectibles
  • Over 40 Years of Automotive Experience
  • Expert Advice, Reliable Repairs & Affordable Prices
  • 3-Year/100K Mile Manufacturer Warranty on Jasper Engines

Reliable Automotive Maintenance & Repairs in Fontana, CA for All Vehicle Makes and Models

The Radiator Man is local, family-owned auto repair shop in Fontana that offers high-quality engine and transmission repair and replacement services at affordable prices. Since 1986, we have been providing exceptional auto repair and maintenance services to thousands of satisfied customers in and near Fontana, Rialto, Upland, San Bernardino, Redlands, Riverside, Ontario, and Rancho Cucamonga who return to us time and again because of our excellent workmanship, attentive customer service, and honest business practices. Our ASE-Certified technicians are qualified to repair and replace engines for all makes and models of vehicles, from collectible cars, classic roadsters, and Model Ts, to modern sedans, truck, RVs, SUVs, and flatbed trucks. Whether you need head gasket repairs for your Toyota Corolla or a timing belt replacement for your Volkswagen Passat, we have the skills and expertise to get the job done right, the first time.

Our expert engine and transmission repair services come at a fraction of the cost of most car dealerships, and include the following:

  • Engine diagnostics
  • Check engine light readings
  • Engine rebuilds and replacements
  • Head gasket repairs
  • Valve jobs
  • Engine leak repair
  • Oil pump repair and replacement
  • Timing belt replacements
  • Repair and replacement of hoses, chains, and covers
  • Repair and replacement of springs and coils
  • Master brake cylinder repair
  • Transmission repair and installation
  • Clutch repair and replacement
  • Axles and driveshafts
  • Fuel pump installation and repair
  • Power steering repair
  • Starter system repair (starters and alternators)

Fontana's Best Car Repair Shop for Accurate Diagnostics and Long-Lasting Repairs

With our years of experience and industry knowledge, we offer expert automotive diagnostic, maintenance, and repairs. If your check engine light has turned on, we can read your engine codes by plugging into your car's onboard computer system (OBD) with specialized diagnostic equipment. If we determine it is necessary, and at your approval, one of our highly trained and experienced mechanics will then conduct further visual inspections and diagnostic testing using state-of-the-art automotive technology. Once we understand the extent of your needed repairs, we will work with you to arrive at a cost-effective solution that meets your needs and budget, and gets you safely back on the road as soon as possible.

Nationwide 3-Year/100,000-Mile Manufacturer Warranty on New and Remanned Engines

At The Radiator Man, we use Original Equipment Manufacturer or high-quality aftermarket parts on every repair, and only install new engines or top-of-the-line remanned engines from trusted industry leaders like Jasper Engines & Transmissions, Ford, GM and Motorcraft Motors. In fact, while the majority of our repairs are backed by a two-year warranty, our engine installations and replacements come with a nationwide, 3-year/100,000 mile manufacturer warranty.

Contact us today to schedule a convenient appointment to bring in your vehicle. Our Fontana auto repair shop is conveniently located near Rialto, Upland, Ontario, Rancho Cucamonga, Redlands, and surrounding areas.

ASE Certified Technicians Star Certified Smog Check Station
Koyorad Radiators Repair Performance Radiators Repair Heavy Duty Truck Radiators CSF Radiators Repair ACDelco Aftermarket Auto Parts Jasper Engines & Transmissions Repair
Contact Us
The Radiator Man
Business Address:

17052 Foothill Blvd. Fontana, CA 92335

(909) 822-4499 Hours:

Mon - Fri: 7:30am - 5:30pm
Sat - Sun: Closed

Visa MasterCard Discover


"Rod and crew are helpful/honest technicians, he has been invaluable to me in getting my recently purchased Dodge truck registered with the DMV. I had a check engine light that came and and his crew fixed the issues I was having at a reasonable cost. . .

Victor M., Fontana, CA Via Yelp

Read More