Services
Engine Repairs
We work in diesel engine repairs for medium-duty trucks, heavy-duty trucks, semi-trucks, and RVs. From diagnostics and overhauls to routine maintenance, our technicians are trained to keep your diesel engines running strong, reliable, and road-ready.
Brake Repairs
We specialize in brake repairs for diesel-powered vehicles, from medium-duty trucks to heavy-duty semis and RVs. From pads and rotors to air brake systems and full inspections, we make sure your diesel rig stops safely and confidently on every haul.
Suspension Repairs
We handle suspension repairs for diesel-powered vehicles, from medium-duty trucks to heavy-duty semis and RVs. From shocks and leaf springs to bushings and full suspension inspections, we keep your diesel rigs riding smooth, stable, and safe on every route.
Transmission Repairs
We specialize in transmission repairs for diesel-powered vehicles, from medium-duty trucks to heavy-duty semis and RVs. From diagnostics and fluid services to rebuilds and replacements, we keep your diesel transmissions shifting smoothly, pulling strong, and ready for the long haul.
Driveline Repairs
We specialize in drivetrain repairs for diesel-powered vehicles, from medium-duty trucks to heavy-duty semis and RVs. From driveshafts and differentials to axles and u-joints, we keep your diesel rigs putting power to the ground smoothly, reliably, and safely.
Electrical Repairs
We provide expert electrical diagnostics and repair for medium-duty to semi trucks and diesel RVs. Our certified diesel technicians handle everything from wiring and lighting issues to charging systems, starters, alternators, batteries, and complex electronic faults—exclusively for diesel-powered vehicles.
Routine Service
Regular service is essential to keep medium-duty and heavy-duty diesel trucks, semi trucks, and diesel RVs running safely and reliably. Routine maintenance helps prevent costly breakdowns, protects critical engine and driveline components, improves fuel efficiency, and keeps you compliant with safety and emissions standards. We offer complete routine maintenance services—including inspections, fluid and filter changes, and system checks—so your diesel vehicles stay on the road and out of the shop.
DOT Inspections
Deer Valley Diesel provides professional DOT inspections for medium‑duty trucks, semi trucks and RVs. Our certified technicians carefully check brakes, suspension, steering, lights, tires and safety systems to keep your vehicles compliant and road‑ready. Whether you run a fleet or own a single RV, we deliver fast, reliable inspections that help you avoid downtime and stay safe on the road.