Truck repair in Harahan, LA
Welcome to
S&V Diesel repair!
When your truck is your livelihood, every hour off the road matters. S&V Diesel Repair provides specialized semi-truck service and repair from our shop in Harahan, LA. We work exclusively on Class 7 and Class 8 18-wheelers, so our attention stays focused on the systems, components, and demands of heavy-duty commercial trucks.
Our team services major truck makes, including Freightliner, Peterbilt, Kenworth, International, Volvo, Mack, and Western Star. We specialize in diesel engine repair and complete engine rebuilds, with extensive capabilities for Cummins and CAT engines. Whether your truck has lost power, developed a fuel system problem, or needs major internal engine work, we use the best diagnostic software to identify the issue and recommend an appropriate repair. Furthermore, we stock Cummins parts and can often source older components that may be difficult to find elsewhere, making us a valuable resource for both newer and older semi-trucks.
We stand behind our work and put our customers first. Contact S&V Diesel Repair to schedule heavy-duty truck service in Harahan, LA, and keep your equipment ready for the road.
Quality workmanship and fast turnaround times

Some of Our Services
01
Truck
Engines
Whether your engine needs repairs, replacement, or a complete rebuild, we specialize in restoring the power and reliability of heavy-duty diesel engines, including Cummins and CAT platforms.
02
Truck
Diagnostics
Using advanced diagnostic equipment, we quickly identify engine, electrical, and performance issues to minimize downtime and get your truck back on the road faster.
03
Truck
Transmission
From transmission repairs to complete replacements, we provide dependable solutions that restore smooth shifting and dependable performance for heavy-duty trucks.
04
Truck
AC Service
Stay comfortable on every haul with professional truck air conditioning diagnostics, repairs, and system servicing designed for heavy-duty diesel vehicles.
05
medium- Duty
Vehicle Repair
Our technicians provide reliable repair and maintenance services for medium-duty commercial trucks, helping businesses maximize uptime and reduce unexpected breakdowns.


heavy Duty Engine Rebuild
Need a part that's difficult to locate? We stock and source hard-to-find Cummins parts, including components for older engines that many suppliers no longer carry. As our online parts store continues to grow, you'll be able to browse and purchase select inventory directly through our Shopify store, making it easier to find the parts you need.
Our Warranty
We stand behind every repair we perform. Our work is backed by a 6-month labor warranty, and many replacement parts include 1- or 2-year manufacturer warranties, depending on the component. It's our commitment to delivering dependable repairs you can trust mile after mile.
Contact Us
Give Us a Call to Get Started!
Because every heavy-duty repair is different, we don't offer online booking. Give our team a call to discuss your truck, request an appointment, or ask about parts availability. We'll help determine the best time to bring your truck in and get you back on the road as quickly as possible.






