Full-service In-shop repairs mobile service near Seguin, TX
At H&H Diesel Service, we keep your diesel-powered trucks and equipment running strong. From engine rebuilds to oil changes, we offer full-service in-shop repairs and reliable mobile service within 25 miles of Seguin, TX.
Our Services
We handle everything from diagnostics and maintenance to complete rebuilds. Whether you're stopping by the shop or broken down roadside, we’ve got you covered. H&H Diesel Service offers mobile repairs and roadside assistance within a 25-mile radius of Seguin.
Call us when you need help fast—on your schedule, at your location.

Full-Service Diesel Repair in Seguin, TX
H&H Diesel Service is your trusted source for heavy-duty truck and equipment repair in Seguin, TX. We treat your uptime like it’s our own—whether you’re running a single rig or managing a full fleet. We back all our workmanship with a 30-day warranty and honor manufacturer parts warranties. Transparent service, quick turnarounds, and dependable quality are what set us apart.
Diesel Repairs That Last
We service a wide range of diesel-powered vehicles and equipment—including heavy-duty trucks, medium-duty box trucks, buses, RVs, heavy equipment, and commercial fleets. Whether it’s a Class 8 semi-truck or a bulldozer, we’ve got the tools and expertise to get it done. Our team knows diesel systems inside and out and delivers quality repairs that last.
Testimonials
Here's What our customers are saying, feel free to leave us a review!
Jack Stoner





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