Our Services

About Our Heavy-Duty Diesel Mechanic Services for Diesel Trucks & Commercial Fleets

Your truck is one of your most valuable business assets. When something goes wrong, you need repairs you can trust.

EZ Diesel Repair provides complete heavy-duty diesel repair and maintenance services for owner-operators, fleets, dealerships, brokers, and dispatchers throughout Rialto and the surrounding Southern California area. Our technicians diagnose problems accurately and repair them efficiently, reducing downtime and helping you get back on the road sooner.

Our services include:

• Diesel engine diagnostics and repair
• Transmission repair and rebuilds
• Air brake inspection and repair
• Cooling system and radiator repair
• Suspension and steering repair
• Driveline and axle repair
• Electrical diagnostics and troubleshooting
• EGR, DPF, DEF, and aftertreatment system repair
• Preventive maintenance and fleet servicing
• Oil and fluid services
• Tire repair and replacement
• Welding and fabrication
• 24/7 towing and roadside assistance

Diesel Engine Repair & Engine Rebuilds

Your diesel engine is the heart of your commercial truck, and even minor issues can lead to costly downtime if left unresolved. Our technicians perform comprehensive engine diagnostics, diesel engine repairs, in-frame overhauls, and complete engine rebuilds to restore power, reliability, and long-term performance. Whether your truck needs targeted repairs or a complete rebuild, we provide dependable solutions built for demanding commercial applications.

Tire Services & Preventive Maintenance

Routine maintenance is one of the most effective ways to maximize truck reliability and reduce operating costs. We provide tire inspections, wheel-end service, preventive maintenance, oil and fluid services, and scheduled inspections to identify developing problems before they become major repairs. Regular maintenance helps extend component life and keeps your truck on the road.

Transmission, Driveline & Axle Repairs

A healthy drivetrain is essential for smooth power delivery and dependable operation. We diagnose and repair transmissions, drivelines, differentials, axles, and related drivetrain components that affect shifting performance, handling, and reliability. From transmission rebuilds to axle repairs, our technicians help keep your truck moving efficiently.

Brake, Suspension & Steering Services

Safe handling starts with properly maintained chassis components. We inspect and repair air brakes, suspension systems, steering components, and related parts to improve stopping performance, ride quality, and vehicle stability. Routine inspections help identify worn components before they become expensive repairs or safety concerns.

Electrical, Cooling & Emissions System Repairs

Modern commercial trucks depend on advanced electrical and emissions systems to operate efficiently. We diagnose electrical faults, repair cooling system components, and service EGR, DPF, DEF, and aftertreatment systems to restore dependable engine performance. Accurate diagnostics help reduce downtime and keep your truck operating at its best.

Fleet Maintenance, Tire Service & 24/7 Roadside Assistance

Keeping trucks on the road requires more than just repairs. We provide preventive maintenance, oil and fluid services, tire repair and replacement, welding and fabrication, and 24/7 roadside assistance for owner-operators and commercial fleets. Whether you need scheduled maintenance or emergency service, our team is ready to help minimize downtime and keep your operation moving.

Why Choose EZ Diesel Repair for Heavy-Duty Diesel Repair?

Choosing the right repair shop can make all the difference when your truck is off the road. At EZ Diesel Repair, you can expect reliable service, honest communication, and repairs that help keep your business moving.

Here's what sets us apart:

• Over a Decade of Experience: Our technicians have years of hands-on experience diagnosing and repairing heavy-duty diesel trucks. We focus on accurate repairs that help keep your equipment working reliably.
• 24/7 Towing & Roadside Assistance: Breakdowns don't always happen during business hours. Our team is available around the clock to provide towing and roadside assistance whenever you need it.
• Repairs You Can Count On: We stand behind every repair we perform. You can trust our team to deliver dependable workmanship and lasting solutions.
• Clear, Honest Communication: You'll always know what's happening with your truck. We explain our findings, discuss your options, and answer your questions before work begins.

Contact EZ Diesel Repair Today: Call 909-258-2471!

Call 909-258-2471 today to schedule your heavy-duty diesel repair service. Our experienced team is ready to get your truck back on the road quickly and reliably.

FAQs

What Areas Do You Serve?

EZ Diesel Repair operates from 546 W. Rialto Ave., Rialto, CA 92376, conveniently located near Highway I-10. We also proudly serve customers throughout San Bernardino, CA, Los Angeles, CA, Orange County, CA, San Diego, CA, and Palm Springs, CA.

How Often Should Heavy-Duty Trucks Be Serviced?

Service intervals depend on the truck manufacturer, operating conditions, mileage, and workload. Routine maintenance helps identify worn components early, improves reliability, reduces unexpected breakdowns, and extends the service life of major systems.

Why Is Preventive Maintenance Important?

Preventive maintenance helps identify small issues before they become major repairs. Regular inspections, fluid changes, brake checks, and scheduled servicing improve safety, reduce downtime, and help commercial trucks operate more efficiently throughout their service life.

How Can I Schedule Heavy-Duty Diesel Repair Services?

Scheduling service is easy. Call 909-255-6373 to book an appointment, request roadside assistance, or discuss your repair needs. Our experienced team is ready to provide dependable heavy-duty diesel repair services that keep your business moving.