Blue Ox Services

Our Work

Real jobs. Real customers.

A selection of recent on-site work — diesel diagnostics, RV repairs, pre-purchase inspections, and fleet service across Utah.

  • 2,000+

    On-site service calls

  • Statewide

    Coverage across Utah

  • Same-day

    Most diagnostics finish in one visit

  • 10+ yrs

    Combined diesel & RV experience

Featured jobs

Selected on-site work

A snapshot of the kinds of jobs we get called for. Names withheld for customer privacy.

  • Photo coming
    Diesel

    Class A diesel pusher — roadside diagnostic

    Active fault code stranded a 40-foot Class A. Full Cummins Insite scan, isolated a failed DEF dosing valve, swapped on-site, customer rolling within 3 hours.

    I-80 near Park City

  • Photo coming
    RV

    Fifth-wheel slide-out rebuild

    Hydraulic slide racking out of square — torn seal and fluid contamination. Rebuilt the actuator, realigned, replaced the seal. Same-day.

    Customer driveway, Lehi

  • Photo coming
    Pre-Buy

    Pre-buy inspection — Sprinter-based Class B

    Comprehensive structural and mechanical audit before purchase. Found a slow coolant leak the dealer hadn't disclosed. Customer renegotiated $4,200 off the price.

    Dealership lot, Salt Lake City

  • Photo coming
    Diesel

    Powerstroke 6.7 — DPF regen failure

    Active regens kept aborting. Diagnosed a faulty EGT sensor (not the DPF itself). $300 fix saved the customer an estimated $1,800 DPF clean.

    Customer worksite, Provo

  • Photo coming
    Fleet

    Fleet trailer electrical service

    Recurring trailer light failures across a fleet of 12. Traced to a shared chassis ground point. Repaired all 12, documented findings for future maintenance.

    Trucking yard, West Valley

  • Photo coming
    RV

    Airstream water heater & PEX leak

    Two issues at once: failing water heater element and a slow PEX leak inside the wall. Replaced the element, located the leak with a thermal scan, repaired without removing interior trim.

    RV park, Moab

Want to see photos of your specific repair? Photos are added with every job — ask your tech for the documentation file.

Trusted by

Who we work with

  • Local RV parks & campgrounds

    Hospitality

  • Independent fleet operators

    Trucking

  • Pre-purchase inspections for buyers

    Buyers & dealers

  • Full-time RVers passing through Utah

    Travelers

  • Construction companies with diesel equipment

    Construction

  • Local repair shops needing mobile diagnostics

    Trade partners

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Stuck on the side of the road?

Tell us where you are and what you’re seeing — we’ll match the right technician and propose three available days.

(385) 476-1380