Diesel Services in Mount Horeb, WI
Tired of unexpected downtime grinding your operation to a halt? Our diesel service is built to catch issues before they cost you. At River Valley Diesel, we bring experience, tools, and real solutions that keep your fleet moving.

Our Diesel Services
Our shop is equipped to support a wide variety of diesel-powered vehicles. Here’s what we offer:
DOT Inspection: Get compliant and stay legal with certified annual and periodic safety inspections performed by experienced technicians.
General Diesel Repair: From fuel systems to filters and sensors, we troubleshoot and repair everyday issues that could otherwise keep you sidelined.
Preventive Maintenance: Oil changes, filter replacements, lubrication, and more—tailored maintenance plans keep your equipment dependable and efficient.
Specific Truck Modifications: Need extra lighting, toolboxes, custom hitches, or air ride installs? We handle specialty modifications with precision.
Mobile Truck Repair: Can’t get to us? We’ll come to your location for scheduled repairs, saving you towing costs and valuable time.
Roadside Assistance: Breakdowns happen. When they do, we’re equipped to respond quickly and get you moving again.
Welding & Fabrication: We fabricate brackets, repair cracked frames, and weld up exhausts, tanks, and custom solutions—right in-house.
Heavy Equipment Repair: Tractors, combines, skid steers—our diesel know-how extends to off-road and ag equipment of all sizes.
Bus Repair: We service school buses, charter buses, and shuttle fleets with fast diagnostics and dependable repairs.
Trailer Repair: Electrical, lighting, brakes, tires, and structure—we service all types of trailers to keep your cargo secure.
Fleet Services: Customized maintenance and repair programs to keep your entire fleet rolling with less downtime and fewer surprises.
Experience the River Valley Difference!
Service Multiple Trucks at Once: Our facility is built for volume, with the ability to service five to six vehicles at once, so we keep your schedule moving.
Customer Service Focus: You’ll get real updates from people who care about your truck and your time. No gimmicks—just honest communication.
Transparent Pricing: We give you a straight quote up front, with no hidden labor fees or surprise markups.
Easily Accessible: Right off I-94 and I-151 in Mount Horeb, WI, our shop is convenient for locals and long haulers alike.
FAQs
What areas do you serve for diesel services?
We are based at 3200 Hwy 78, Mount Horeb, WI, near I-94 and I-151.
As well as Mount Horeb, WI, we also proudly service Madison, WI; Janesville, WI; Wisconsin Dells, WI; Beaver Dam, WI; Fitchburg, WI; Middleton, WI; Sun Prairie, WI; Verona, WI; Stoughton, WI; Baraboo, WI; Portage, WI; Lake Delton, WI; Reedsburg, WI; Dodgeville, WI; Monroe, WI; Columbus, WI; Fort Atkinson, WI; Waunakee, WI; and Evansville, WI.
Can I get mobile or roadside diesel service?
Yes. We offer both scheduled mobile truck repair and emergency roadside assistance. Whether you're stuck on the road or need on-site maintenance, we’ve got you covered.
Do you work on farm and off-road diesel equipment?
Absolutely. We service tractors, combines, skid steers, and other ag and construction machinery with the same care and detail as we do on-highway trucks.
How can I get diesel service?
Call 608-574-5785 now to schedule your diesel service. We’ll inspect, service, and support your truck with quality work and no-nonsense communication.
Contact Us for Diesel Services in Mount Horeb, WI: Call 608-574-5785!
Whether it’s routine service or specialized support, call 608-574-5785 today to schedule diesel service at River Valley Diesel. We’ll take care of your truck like it’s our own.
What They're Saying About Us
See why our customers consider River Valley Diesel Services & Construction their go-to repair shop in Mount Horeb, WI and the surrounding areas!
I was in a jam and they came out and got me fixed up quick I would definitely recommend them if you’re in a jam
Contact Us
Need roadside assistance, have questions, or want to schedule your truck or trailer in for a service or repair? Get in touch, we're open Monday through Friday from 7:00am to 5:00pm.