Diesel Engine Repair & Diagnostics in Idaho Falls, Idaho

When a Power Stroke starts smoking, a Cummins loses power under load, or a Duramax throws an injector code, you want a Idaho Falls shop that works on diesels every day rather than once a month. The engine and diagnostic specialists here serve Idaho Falls and nearby Idaho — with scan tools that read manufacturer codes, injector test benches, and mechanics who know which failures are common on your engine before they lift the hood.

27Diesel Engine Repair & Diagnostics Shops
2Open 24 Hours
4.6Average Rating
0Premium Shops

All Diesel Engine Repair & Diagnostics Shops in Idaho Falls

(208) 656-6900
5.0(2 reviews)
DOT InspectionsMobile ServicePreventive MaintenanceDiesel Specialist

MRx Diesel & Equipment

Idaho Falls, ID
(208) 557-4060
5.0(20 reviews)
Diesel Engine RepairEmergency RepairHydraulic RepairMobile ServicePreventive Maintenance +1 more

WorkForce Services Inc

Idaho Falls, ID
(208) 821-3316
5.0(1 reviews)
Mobile ServiceDiesel Engine RepairDiesel Specialist

SK Truck and Auto, LLC

Idaho Falls, ID
(208) 970-0333
5.0(11 reviews)
Diesel Engine RepairDiesel Specialist
(208) 569-2702
4.9(28 reviews)
Brake ServiceDiesel Engine RepairRV RepairDiesel Specialist

Double Edge Equipment

Idaho Falls, ID
(208) 529-6653
4.9(84 reviews)
Warranty WorkDiesel RepairIndependent ShopHighly Rated

C AND E SERVICE INC

Idaho Falls, ID
(208) 523-5044
4.8(52 reviews)
Diesel Engine RepairDiesel Specialist

Sutton Auto-Tech

Idaho Falls, ID
(208) 529-4660
4.8(66 reviews)
Transmission RepairDiesel Engine Repair

TNB Precision Diesel

Idaho Falls, ID
(208) 529-2324
4.8(6 reviews)
RV RepairDiesel Engine RepairDiesel Specialist
(208) 523-7677
4.7(207 reviews)
Diesel Engine RepairDiesel Specialist
(208) 346-1331
4.7(64 reviews)
DOT InspectionsMobile ServiceEngine DiagnosticsDiesel SpecialistCommercial & Fleet
(208) 542-0465
4.7(72 reviews)
Diesel Engine RepairDOT InspectionsEmergency RepairBrake ServiceTransmission Repair +1 more
(208) 301-5143
4.7(35 reviews)
Mobile ServiceDiesel Specialist

DT Services LLC

Idaho Falls, ID
24/7
(208) 346-2807
4.7(66 reviews)
Bus RepairDiesel Engine RepairDOT InspectionsRV RepairMobile Service +3 more

Powertech Diesel

Idaho Falls, ID
(208) 542-7793
4.7(125 reviews)
Hydraulic RepairRV RepairDiesel Engine RepairDiesel Specialist

Sage Creek Repair

Idaho Falls, ID
(208) 523-0331
4.6(404 reviews)
Transmission RepairDiesel Specialist
(208) 523-0822
4.5(13 reviews)
Diesel RepairIndependent ShopHighly Rated
(208) 656-6900
4.4(114 reviews)
DOT InspectionsMobile ServicePreventive MaintenanceDiesel Specialist
(208) 497-3840
4.4(65 reviews)
Diesel SpecialistDiesel RepairIndependent Shop

FleetPride

Idaho Falls, ID
(208) 523-5822
4.4(81 reviews)
Engine DiagnosticsDiesel SpecialistCommercial & Fleet
(208) 523-5822
4.4(9 reviews)
DOT InspectionsMobile ServiceEngine DiagnosticsDiesel SpecialistCommercial & Fleet
(208) 523-3903
4.3(127 reviews)
Transmission RepairBrake ServiceDiesel Engine RepairPreventive MaintenanceDiesel Specialist

Love's Truck Care

Idaho Falls, ID
24/7
(208) 529-1904
4.3(106 reviews)
Diesel Engine RepairDiesel SpecialistOpen 24 Hours
(208) 520-5451
4.2(5 reviews)
Mobile ServiceRV RepairDiesel Engine RepairSemi-Truck RepairDiesel Specialist +2 more

Schow's Truck Center

Idaho Falls, ID
(208) 523-4177
4.1(55 reviews)
Diesel Engine RepairDiesel Specialist
(208) 821-2365
3.8(20 reviews)
Diesel Engine RepairDiesel Specialist
(208) 569-9590
3.5(24 reviews)
Diesel SpecialistDiesel RepairIndependent Shop

Diesel Engine Repair & Diagnostics FAQ — Idaho Falls, Idaho

My check-engine light is on but the truck runs fine — do I really need a diesel diagnostic?
Yes, and sooner rather than later. On a modern diesel the light often means an emissions, sensor, or fuel-pressure fault that has not become a driveability problem yet. A Idaho Falls diesel shop can pull the code, read live data, and tell you whether it is a $40 sensor or the early sign of a failing injector. Diagnostic time is normally billed as a flat fee or one hour of labor.
How do I know a Idaho Falls shop is a real diesel specialist and not a general garage that "also does diesel"?
Ask what scan tool they use for your engine, whether they have replaced injectors on your platform this month, and how they test fuel pressure and contribution. Specialists answer in specifics — Ford IDS, Cummins INSITE, GM GDS2, balance rates, HPOP pressure. Their reviews will mention specific repairs, not just oil changes.
What are the most common engine repairs on diesel pickups in Idaho?
Across the state the same handful of jobs come up: injector replacement, turbo actuator and vane failures, high-pressure fuel pump or CP4 failures, EGR cooler leaks, head gasket and stud jobs on 6.0 Power Strokes, and fuel contamination from bad diesel or water in the tank. Cold Idaho mornings also expose weak glow plugs and batteries.
How long does a typical diesel engine repair take?
A diagnostic and sensor swap can be same-day. A full injector set is usually one to three days depending on parts. Turbo replacement runs one to two days. Head gaskets and in-frame rebuilds are measured in weeks, not days, because of machine-shop time — ask your Idaho Falls shop for a realistic window and whether they can source parts before you drop the truck off.
Are aftermarket parts fine for diesel engine repairs, or should I insist on OEM?
For injectors, high-pressure pumps, and turbos, most experienced mechanics steer you to OEM or a reputable remanufacturer with a real warranty — cheap injectors are the top cause of comebacks. Filters, sensors, gaskets, and hardware from a quality aftermarket brand are generally fine. Get the part brand and warranty terms in writing on the estimate.