Diesel semi truck on the open highway at sunset

Diesel Repair & Maintenance Mobile or In shop Repair

Diesel Done Right.

Built on American work ethic. Driven to keep your trucks, heavy equipment, utility trucks, and performance diesels running strong. American work ethic. Diesel expertise. From fleets to utility trucks and equipment to high‑performance builds — we keep you moving. Where American work ethic meets diesel performance — fleets, heavy equipment, utility trucks, and owner‑operators stay on the road.

Call Now: (443) 406-6794
20+Years Of EXPERIENCE IN the industry
2,300+Trucks Serviced
100%Satisfaction Guaranteed

What We Do

Built for the Long Haul

Engine Repair

Engine Repair

From minor tune-ups to full rebuilds, we diagnose and fix diesel engines right the first time. No guesswork, no shortcuts.

Preventive Maintenance

Preventive Maintenance

Keep breakdowns off your schedule. Our maintenance programs are built around your routes.

Diagnostics

Diagnostics

Advanced computer diagnostics to pinpoint problems fast. We read the codes and understand what they mean.

Performance Services

Performance Services

Custom diesel performance services

Ready to Get Back on the Road?

Don't let downtime cost you. Call Patriot Diesel and talk to a real mechanic today.

(443) 406-6794

Call Now