Mobile Diesel Mechanic Repair Services in the Mississippi Gulf Coast

On-Site Diesel Repairs When You Need Them Most

When a semi-truck breaks down, it can ruin your schedule and cost you money. DB Roadside and Tire Service provides mobile diesel mechanic repair services in and around Harrison County, MS. We come to you to help reduce downtime and get you back on the road as quickly as possible.

Repairs for All Makes and Models

Our team works on all major semi-truck makes and diesel systems. We service many popular brands, including Paccar, Freightliner, Volvo, Peterbilt, Kenworth, International (Navistar), Mack Trucks, Western Star, and Cummins-powered trucks. No matter what you drive, we focus on getting the problem diagnosed correctly and fixed the right way.

Latest Diagnostic Software for Faster Answers

Guessing wastes time. We use the latest diagnostic software to find the cause of the problem faster. This helps us identify trouble codes, spot system issues, and choose the best repair plan on-site. When we can diagnose it quickly, we can usually get your truck running sooner.

Certified Expert Diesel Repair Technicians

DB Roadside and Tire Service is proud to have certified expert diesel repair technicians. We take our work seriously, and we know how important it is to keep your truck safe, strong, and reliable. We aim to provide honest service, clear communication, and quality repairs you can trust.

DPF and Emissions System Specialists

DPF problems can shut a truck down and cause serious delays. We specialize in DPF systems and diesel emissions-related diagnostics. If your truck is derating, throwing warning lights, or losing power, we can inspect the system and help correct the issue so you can keep moving.

Common Diesel Repairs We Handle

Here are some common diesel repair services we can help with on-site:

• Engine diagnostics and troubleshooting
• Fuel injector repair and replacement
• High-pressure fuel pump repair
• Turbocharger repair and replacement
• EGR valve and cooler service
• DPF cleaning, repair, and replacement
• DEF system diagnostics and repair
• Sensor replacement (NOx, EGT, MAP, crankshaft, camshaft)
• Air intake and boost leak repairs
• Cooling system repairs (radiators, hoses, thermostats, water pumps)
• Oil leaks and gasket replacement
• Electrical diagnostics and wiring repairs
• Starter and alternator replacement
• Belt and pulley replacement
• Exhaust system repairs
• Emissions system diagnostics
• ECM fault code diagnosis and resets
• Battery testing and replacement

Why Drivers Choose Mobile Diesel Repair

• Saves time: We come to your location in the Mississippi Gulf Coast
• Reduces towing costs: Many problems can be handled on-site.
• Less downtime: Faster diagnosis and repair helps you get moving again.
• Clear communication: We explain the issue and the next steps.

Call DB Roadside and Tire Service

If you need a mobile diesel mechanic in the Mississippi Gulf Coast, contact DB Roadside and Tire Service. Whether it is an engine issue, a warning light, a sensor problem, or a DPF system concern, we are ready to help get your truck back to work.