Heavy Duty Truck & Trailer Repair

Keep Your Fleet Moving 24/7

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(909) 328-9247
(909) 725-8145

Preventive Maintenance • Diagnostics • DOT Inspections

Semi Truck Repair Experts in Fontana, CA

Fast Service • Fleet Maintenance • Mobile Roadside Assistance

Professional

Truck & Trailer Repair Services

Preventive Maintenance
Preventive Maintenance

PM A, B & C services including oil changes, filter replacement, chassis greasing, fluid checks and fleet maintenance for Class 7 & 8 trucks.

Truck Diagnostics
OEM Diagnostics

Advanced diagnostics for Cummins, Detroit, PACCAR, Volvo, Mack and International with DPF, DEF, SCR, ABS and electrical troubleshooting.

Transmission Repair
Transmission & Clutch

Manual and automated transmission repair, clutch replacement, PTO installation, driveshaft repair and differential services.

Brake Repair
Brake & Suspension

Air brake diagnostics, ABS repair, suspension components, steering systems, kingpins, airbags and truck wheel alignment.

Trailer Repair
Trailer & Reefer Repair

Trailer brakes, lighting, landing gear, roll-up doors, reefer unit service, APU repair and complete DOT inspections.

Roadside Assistance
24/7 Roadside Assistance

Emergency roadside truck repair, jump starts, mobile tire service, air leaks, belts, hoses, towing coordination and on-site repairs.

OEM & Premium Aftermarket Parts

Heavy-Duty Truck Parts

Trusted Heavy-Duty Truck Repair

Why Choose Mehla Truck Repair?

OEM-Level Diagnostics

Advanced diagnostics for Cummins, Detroit, PACCAR, Volvo, Mack and International trucks using professional scan tools.

24/7 Roadside Assistance

Emergency mobile truck repair, jump starts, tire service, air leak repairs and towing coordination whenever you need help.

Maintenance Scheduling

Preventive maintenance scheduling, repair history tracking and customized fleet service plans to reduce downtime.

Complete Truck & Trailer Repair

From brakes and suspension to transmissions, and DOT inspections—all under one roof.

Quality OEM Parts

We use OEM and premium aftermarket parts for dependable repairs and long-lasting performance.

Fast
Turnaround

Our goal is to diagnose problems quickly and return your truck to the road with minimal downtime.

Truck Maintenance Tips & Insights

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Semi Truck Preventive Maintenance

Preventive Maintenance Checklist for Semi Trucks

Maintenance Guide

Learn how routine PM A, B and C services help reduce breakdowns, improve fuel efficiency and extend the life of your commercial truck.

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DPF DEF SCR Repair

Signs Your DPF or DEF System Needs Service

Diagnostics

Discover common warning signs of DPF, DEF and SCR system problems before they lead to expensive downtime.

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DOT Truck Inspection

How to Prepare Your Truck for a DOT Inspection

Compliance

Follow this simple checklist to improve your chances of passing DOT inspections and keeping your fleet compliant.

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Trusted by Truck Owners & Fleets

What Our Customers Say

24/7 MOBILE ROADSIDE ASSISTANCE

Heavy-Duty Truck & Trailer Repair

Fast, reliable roadside repairs, preventive maintenance, OEM diagnostics, DOT inspections and fleet services to keep your trucks on the road.
Get in touch with us

Contact us

Mail us

mehlatruckrepair@gmail.com