DIESEL ENGINE REPAIR IN ONTARIO, CA
Diesel Engine Repair in Ontario
N & A Diesel Truck & Trailer Repair delivers precision heavy-duty commercial truck and trailer repair for drivers and fleets in Ontario, CA.
Request Quote
Takes less than 60 seconds.
Full-Service Diesel Engine Repair in Ontario, CA
As one of North America's premier freight logistics capitals, Ontario is home to massive intermodal rail yards, Ontario International Airport, and millions of square feet of distribution space. Commercial trucks moving along the I-10, I-15, and CA-60 freeways operate around the clock. N & A Diesel Truck & Trailer Repair provides responsive, certified diesel engine repair, computer diagnostics, and fleet maintenance for commercial haulers in Ontario.
Why Ontario drivers Choose Us
Ontario fleet managers and owner-operators choose N & A Diesel because we understand that commercial downtime directly impacts revenue. Our Penske Vendor Approved, Clean Truck Check Certified facility provides 15 years of proven heavy-duty repair expertise with fast turnaround times.
What We Do in Ontario, CA
Our certified technicians handle all commercial vehicle requirements, from high-pressure fuel rail testing and turbocharger replacements to transmission clutch overhauls, commercial air brake relining, and full in-frame diesel rebuilds.
About Ontario, CA
Ontario is a bustling commercial engine in southwestern San Bernardino County, famous for Ontario International Airport, extensive rail freight infrastructure, and premier logistics parks. Positioned at the intersection of I-10, I-15, and CA-60, Ontario handles an exceptional volume of commercial tractor-trailer traffic daily.
DRIVEN BY TRUST, HEAR FROM ONTARIO DRIVERS
Trusted by drivers in Ontario, CA
Frequently Asked Questions about Diesel Engine Repair in Ontario, CA
Common questions about commercial diesel engine repairs, turnaround times, and fleet compliance in Ontario.
How far is your shop from Ontario logistics centers?
Our Corona repair shop is located just 12 to 15 minutes south of Ontario down the I-15 corridor.
Do you handle high-mileage fleet maintenance for Ontario companies?
Yes, we provide structured preventive maintenance programs tailored for high-mileage commercial carriers.
Can you diagnose trucks that derate near Ontario freight hubs?
Yes, our diagnostic scanners connect directly to your truck's ECM to identify fault codes and clear derate conditions.
Are you Clean Truck Check Certified for Ontario commercial vehicles?
Yes, we perform certified CARB Clean Truck Check emissions inspections and compliance certifications.
Do you service Eaton Fuller and Detroit DT12 transmissions?
Yes, we rebuild and service manual, automatic, and automated manual commercial transmissions.
Can you service commercial trailers for Ontario distribution fleets?
Yes, we repair trailer suspension air bags, landing gear, wheel seals, and air brake chambers.
Do you offer weekend appointments for Ontario drivers?
Yes, Saturday and Sunday service is available by appointment for commercial maintenance.
How do I schedule service from Ontario?
Call our service desk directly at (951) 207-2913 or submit our online quote request.
Need a Diesel Engine Repair Shop in Ontario, CA?
Call (951) 207-2913 for fast diesel engine repair service in Ontario from our certified, licensed team.
📍 Serving Ontario and Surrounding Areas.
Diesel Engine Repair Near Me in Ontario, CA
Looking for top-rated diesel engine repair near Ontario, CA? N & A Diesel Truck & Trailer Repair is located just a quick drive south in Corona, offering premier service for commercial haulers.
Round-the-clock operations and heavy freight loads moving through Ontario distribution hubs require dependable diesel engine performance. Our Corona facility features drive-through truck service bays and certified master mechanics.
From Ontario, travel south on I-15 toward Corona, exit near Main St, and proceed to 2574 Redrock Dr in approximately 12 to 15 minutes.
N & A Diesel Truck & Trailer Repair
Corona, CA, USA
Mon–Fri: 5:00 AM – 6:00 PM
Sat–Sun: By Appointment