Diesel Engine Repair & Diagnostics in Las Vegas, Nevada
When a Power Stroke starts smoking, a Cummins loses power under load, or a Duramax throws an injector code, you want a Las Vegas shop that works on diesels every day rather than once a month. The engine and diagnostic specialists here serve Las Vegas and nearby Nevada — 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.
44Diesel Engine Repair & Diagnostics Shops
21Open 24 Hours
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All Diesel Engine Repair & Diagnostics Shops in Las Vegas
Nevada Fleet Services Division
Las Vegas, NV
(702) 486-7050
A.S.A.P. Truck & Trailer
Las Vegas, NV
24/7
(775) 523-9738
Southern Nevada Diesel Engine and 24/7 Roadside
Las Vegas, NV
24/7
(702) 302-1897
Benipal truck repair and road service
Las Vegas, NV
(702) 466-4543
TRUCK TECH llc
Las Vegas, NV
24/7
(702) 781-6611
Colwells mobile mechanic llc
Las Vegas, NV
24/7
(702) 717-3490
Rev's Diesel truck Repair LLC
Las Vegas, NV
24/7
(725) 229-4241
Las Vegas Super Truck & Trailer Repair
Las Vegas, NV
24/7
(702) 200-2888
Fleet Trucks and Equipment
Las Vegas, NV
(702) 846-5442
Las Vegas Fleet Services
Las Vegas, NV
(702) 229-5159
A&C Diesel and Auto
Las Vegas, NV
(702) 534-2699
(702) 400-8118
JC DIESEL REPAIR SHOP
Las Vegas, NV
(702) 882-2231
Battle Born Diesel
Las Vegas, NV
(702) 463-7497
NV Autopro Services
Las Vegas, NV
(702) 405-9048
Road Services Commercial Truck LLC
Las Vegas, NV
24/7
(702) 927-0302
Powerstroke Performance
Las Vegas, NV
(702) 466-3644
Walker Automotive & Truck Repair
Las Vegas, NV
(702) 433-5000
P&C Mobile Bus & Truck Repair
Las Vegas, NV
(702) 427-8185
Las Vegas Highway Rescue
Las Vegas, NV
24/7
(725) 292-5540
Sin City Diesel & Offroad
Las Vegas, NV
(702) 998-1722
Cruz Auto & Fleet Services Inc
Las Vegas, NV
(702) 365-0027
I-15 Mobile Repair Services
Las Vegas, NV
24/7
(702) 569-6364
Pro Fleet Repair - Truck & Trailer Repair Las Vegas
Las Vegas, NV
(877) 313-9777
Vegas Truck & Trailer Repair 24/7
Las Vegas, NV
24/7
(725) 251-7368
Don's D.I. Auto and Truck Service
Las Vegas, NV
(702) 734-6144
ERA Truck Repair
Las Vegas, NV
24/7
(702) 641-6981
Las Vegas Mobile Semi Repair
Las Vegas, NV
24/7
(702) 830-3762
702 Fleet Service And Repairs
Las Vegas, NV
24/7
(775) 415-7370
Bus and Truck Computer Regeneration Services
Las Vegas, NV
(702) 204-8931
AML Auto Truck Services
Las Vegas, NV
(702) 220-8699
Las Vegas Mobile Truck Repair
Las Vegas, NV
24/7
(702) 872-2383
Love's Truck Care
Las Vegas, NV
24/7
(702) 643-7398
Petro Travel Center
Las Vegas, NV
24/7
(702) 632-2640
TA Truck Service
Las Vegas, NV
24/7
(702) 529-2636
J & S Diesel Service LLC
Las Vegas, NV
(702) 736-8526
TA Travel Center
Las Vegas, NV
24/7
(702) 361-1176
Vegas RV & Diesel LTD
Las Vegas, NV
(702) 307-2726
TA Truck Service
Las Vegas, NV
24/7
(702) 644-0799
Ewing Bros Heavy Truck Repair
Las Vegas, NV
(702) 382-9261
The Las Vegas Truck & Trailer Repair
Las Vegas, NV
24/7
(702) 996-3262
Ruby's Truck & Trailer Road Service
Las Vegas, NV
24/7
(323) 986-7855
The Town Diesel Mechanic
Las Vegas, NV
(702) 236-2402
Nevada Diesel
Las Vegas, NV
Diesel Engine Repair & Diagnostics FAQ — Las Vegas, Nevada
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 Las Vegas 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 Las Vegas 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 Nevada?
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 Nevada 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 Las Vegas 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.