About Big Dog Diesel
Huron's Diesel Experts
Big Dog Diesel in Huron, South Dakota is the region's trusted choice for diesel repair. Owner Alex combines deep diesel expertise with the kind of customer service that earns a perfect 5-star rating — honest diagnosis, fair pricing, and quality work every time.
Big Dog is one of the few shops in the area equipped to service diesel-powered RVs and motorhomes, including Cummins engines. They've responded to breakdowns, come to campgrounds, and gone out of their way to help travelers get back on the road.
Local farmers, businesses, and drivers trust Alex and the Big Dog team because they know: if Alex says it needs it, it needs it — and if it doesn't, he'll tell you.
✅ Why choose Big Dog Diesel?
- ✓Diesel specialists — not a general shop that dabbles in diesel
- ✓All major brands: Cummins, Duramax, Powerstroke, and more
- ✓Transparent diagnostics — you see the codes, we explain what they mean
- ✓Fleet accounts welcome with priority scheduling
- ✓Mobile service available for breakdowns when possible