Power, Performance, Precision – Diesel Delivers

At Iron Horse Garage, we know diesel. Whether you’re driving a workhorse pickup, a fleet vehicle, or a heavy-duty hauler, your diesel engine demands expert care—and that’s exactly what we deliver.

 

Our certified technicians specialize in Cummins, Duramax, and Power Stroke engines, offering advanced diagnostics, fast turnarounds, and repairs built to last. We’re proud to be Brownsville’s go-to shop for diesel repair and maintenance.

Blue semi-truck with a silver trailer on a white background.

What We Service

We handle all major diesel systems and components, including:

Engine Diagnostics & Repair

Turbocharger Service & Replacement

Fuel Injection Systems

Glow Plug & Ignition Systems

Exhaust & Emissions Repairs

Cooling System Service

Transmission & Drivetrain Repairs

Preventive Maintenance & Oil Changes

Whether it’s a check engine light, loss of power, or a full engine rebuild, we’ve got the tools and experience to get the job done right.

Why Diesel Owners Trust Us

Certified Diesel Technicians

Our team is trained in the latest diesel technologies and repair methods.

Mechanic working on a truck engine, wearing a gray jacket, in a dimly lit garage.

Fast, Accurate Diagnostics

We use advanced tools to pinpoint issues quickly—saving you time and money.

Two mechanics in blue discuss a truck's front end in a repair shop. One stands, pointing; the other squats.

Heavy-Duty Experience

From lifted trucks to commercial vehicles, we know how to handle high-performance diesel systems.

Mechanic working on a truck engine, under the hood. Inside a garage.

Bilingual Service

We speak English and Spanish, so you always understand what’s happening with your vehicle.

Mechanic smiling while working on a car engine with the hood open.

Serving Brownsville and the Rio Grande Valley

We proudly serve diesel drivers from Brownsville, Los Fresnos, San Benito, Harlingen, and beyond. Whether you’re hauling equipment, towing trailers, or just commuting with confidence, we’re here to keep your diesel engine in peak condition.

Hand in blue and black glove holding an adjustable wrench.

Schedule Your Diesel Service Today

Don’t trust your diesel to just anyone. At Iron Horse Garage, we combine grit, skill, and precision to deliver repairs that go the distance.

Book your diesel service online now and get back on the road with confidence.