24/7 Mobile Diesel Truck Repair You Can Trust
When your truck breaks down in Fort Worth, you don’t have time to wait. At Southern Diesel Repair, we provide 24-hour mobile diesel truck repair services to keep your truck or fleet running. Whether it’s an engine issue on I-35, brake trouble on I-20, or a flat tire on Loop 820, our certified mechanics are ready to respond.
Our trucks are fully equipped to handle everything from roadside emergencies to complex automotive diesel repair. Call Southern Diesel Repair, and we’ll send help right away.
Why Choose Southern Diesel Repair
Southern Diesel Repair has earned a reputation as one of the most reliable diesel mechanic shops in Fort Worth. Drivers and fleet managers continue to rely on us for several reasons:
- Certified expertise. Our ASE-certified mechanics are trained on leading engines, including Cummins, Caterpillar, Detroit Diesel, Volvo, and Mercedes.
- 24/7 availability. Truck breakdowns do not wait for business hours. We are available whenever you need us.
- Comprehensive service. From minor fixes to full diesel engine repair services, we cover it all.
- Local knowledge. As a Fort Worth-based company, we know the highways, the trucking routes, and the common repair needs in this area.
We treat every job with urgency and precision because we know your truck is your livelihood.
About Fort Worth and Its Trucking Needs
Fort Worth is one of the busiest freight and logistics hubs in Texas. With major interstates and highways connecting the city to both regional and national routes, trucks are constantly moving in and out of the area. Alliance, the Stockyards, and other industrial zones generate high volumes of commercial traffic.
With this level of activity, breakdowns are unavoidable. Local drivers and fleet managers need a repair service that can respond quickly and provide dependable results. Southern Diesel Repair is based right here in the Fort Worth area, which means we are ready to deliver timely repairs whenever problems arise.
Full-Service Diesel Repair in Fort Worth
Our team provides more than roadside fixes. We deliver complete diesel truck repair solutions for both individual drivers and fleets. Our services include:
- Engine diagnostics and repair
- Brake and suspension services, including axles, chambers, and air ride systems
- Hydraulic hose replacement
- Steering and alignment adjustments
- Transmission and drivetrain repairs
- Tire mounting, alignment, and industrial tire repair
- Trailer and flatbed repair, including bodywork
- Fuel delivery and jump starts
- Preventative fleet maintenance
No matter how large or small the repair, our goal is to get you back on the road safely and quickly.

Mobile Diesel Truck Repair in Action
Our mobile diesel truck repair fleet operates across Fort Worth and the surrounding communities. Each service truck is equipped with diagnostic tools, replacement parts, and repair equipment. This allows us to complete most repairs on-site, saving you from costly towing and extended downtime.
We regularly service trucks along:
- I-35W, I-20, I-30, and US-287
- Industrial areas such as Alliance and Northside
- Distribution centers and truck stops throughout Tarrant County
By choosing mobile service, you reduce delays and keep your deliveries and schedules on track.
Supporting Local Drivers and Fleets
We understand the challenges of operating trucks in North Texas. The heat, heavy freight loads, and long interstate runs place significant stress on diesel engines, transmissions, and tires. Our services are designed to meet both urgent repair needs and long-term fleet maintenance.
Our customers include:
- Independent drivers who need dependable support at all hours
- Fleet managers who want scheduled maintenance programs to minimize breakdowns
- Logistics companies that depend on trucks being repaired quickly so deliveries stay on time
We approach every job with the same focus: providing fast, reliable, and professional diesel truck repair.
Certified to Handle Every Major Diesel Engine
Our team has hands-on experience with leading diesel engine brands, including:
- Caterpillar
- Cummins
- Detroit Diesel
- Mercedes
- Volvo
- RVs and MCI buses
We also offer warranty-backed repairs so you can have confidence that the work is done right.
Contact Southern Diesel Repair – Fort Worth, TX
If you are dealing with truck problems, do not wait. Call us today for immediate assistance.
At Southern Diesel Repair, we are proud to be the trusted local provider for diesel engine repair services, mobile diesel truck repair, automotive diesel repair, and full-service diesel truck repair in Fort Worth, TX.
Whether you are on the interstate late at night or running a fleet that needs consistent maintenance, our team is here to keep you moving.








