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Diesel & Truck Repair Shops in St George, UT

16 of the 75 auto repair shops we list in St George have diesel engine or heavy truck repair.

Diesel engines and heavy trucks need different tools, parts and training than passenger cars, and many shops turn them away. Every shop here names diesel, semi, heavy-duty or commercial truck work in its business name, listing or on its own website — a shop that services “cars, trucks and SUVs” is not enough.

  1. Hummel's Automotive Diagnostics and Repair

    867 Factory Dr, St George, UT 84790

    Mon–Fri 8am–5:30pm

    Transmission repairDiesel & truckEuropean & importMuffler & exhaustA/C repairFinancingLoaner or shuttle
    Call Website Directions

  2. Red Rock Garage

    4204 S River Rd, St George, UT 84790-4725

    Mon–Sat 9am–5pm

    State inspectionTransmission repairMobile mechanicDiesel & truckFree estimates
    Call Website Directions

  3. Riverside Automotive Repair

    125 E Riverside Dr, St George, UT 84790-6793

    Diesel & truckA/C repairFinancing
    Call Website Directions

  4. Amoretti Diesel

    1030 E Commerce Dr, St George, UT 84790-4885

    Diesel & truckMuffler & exhaust
    Call Website Directions

  5. Colby's Diesel & Automotive Repair

    421 N Park St, St George, UT 84770

    Diesel & truck
    Call Website Directions

  6. Southwest Diesel Service

    1150 E 350 N, St George, UT 84770

    Diesel & truck
    Call Website Directions

  7. Jeep Liberty Diesel

    473 S River Rd, St George, UT 84790-2150

    Diesel & truck
    Call Website Directions

  8. Dixie Diesel

    1131 E Highland Dr, St George, UT 84770

    Diesel & truck
    Call Website Directions

  9. Kristi Diesel Service

    4559 S Progressive Dr, St George, UT 84790-4229

    State inspectionTransmission repairDiesel & truck
    Call Website Directions

  10. H&S Performance

    4160 S River Rd, St George, UT 84790-6218

    Diesel & truck
    Call Directions

  11. Will Hall

    687 N Industrial Rd, St George, UT 84770

    Diesel & truckFinancing
    Call Directions

  12. Tuf Truck Repair

    1568 E Commerce Dr, St George, UT 84790-4672

    Diesel & truck
    Call Directions

  13. Parke Cox Trucking Company

    396 Industrial Rd, St George, UT 84770-3115

    Diesel & truck
    Call Directions

  14. Black Market Diesel Repair

    3662 S River Rd, St George, UT 84790-1309

    Diesel & truck
    Call Directions

  15. Quality Auto & Diesel Repair

    44 N 900 E, St George, UT 84770-3055

    Diesel & truck
    Call Directions
Say what you drive. A shop that works on diesel pickups (Duramax, Power Stroke, Cummins) is not always set up for semi trucks, and fleet shops may put contract customers first. If you run a commercial vehicle, ask whether they do DOT inspections.

Also in St George

More in St George and Utah

Diesel & Truck Repair Shops near St George

Good to know

Do I need a diesel specialist for my pickup?

Most shops can handle routine maintenance, but fuel injection, turbochargers, diesel emissions systems (DPF, DEF, EGR) and engine repairs are best done by a shop that works on diesels every day.

Where can I get a DOT inspection?

Commercial truck shops and some diesel repair shops perform annual DOT inspections with a qualified inspector. Call ahead — not every truck shop offers them.