Comprehensive Heavy-Duty Truck Repair Service in Chicago & the Midwest
Emergency Roadside Truck Service, Repairs, & Heavy-Duty Rescue
When your commercial truck, semi, tractor-trailer, or fleet vehicle breaks down or is involved in an accident, J&A Fleet delivers fast, professional emergency road service and recovery. Our heavy-duty repair units are designed for on-location repairs of all makes and models of semi-trucks.
We specialize in:
Emergency heavy-duty road service for big rigs and commercial fleets
Accident recovery and scene stabilization
Load transfers and load shift
Whether you’re stuck on a busy highway or need long-distance truck heavy haul support, our dispatch team moves quickly to reduce downtime and protect your bottom line.

Mobile Roadside Assistance
Do not let a roadside issue halt your day’s work. Our mobile technicians come to you, equipped to handle many common roadside failures on the spot so you can get back on the road fast.
On-site support includes:
Battery jump starts and electrical diagnostics
Fuel delivery and on-site refueling
Flat tire support and spare installation
Minor mechanical repairs to restore mobility
With roadside assistance that meets the real-world needs of commercial drivers, we turn roadside emergencies into quick fixes wherever possible.

Fleet Maintenance & Preventive Care
Keeping your diesel fleet operational, compliant, and safe requires regular care from seasoned professionals. J&A Fleet provides comprehensive maintenance services that help avoid unexpected failures and extend vehicle lifespan — especially important for high-use commercial trucks.
Our maintenance offerings include:
Scheduled preventive maintenance and inspections
Oil changes, fluid checks, and filter service
DOT compliance checks and FMCSA-ready inspections
Heavy-duty engine diagnostics and mechanical repairs
Routine maintenance not only keeps your drivers safe but also reduces the frequency and cost of emergency interventions.

Specialized Fabrication & Welding Services
Structural integrity matters — especially after an accident or when adapting trucks for specific hauling needs. Our certified welders provide quality metalwork that supports both truck safety and custom build requirements.
Welding services include:
Frame reinforcement and structural welds
Exhaust system repair and fabrication
Custom fabrication for fleet upgrades
Quality structural work ensures that your vehicles meet industry safety standards and perform reliably under heavy use.
