For engine repair, rebuild, overhaul & conversion in Price, UT, trust Smokin’ J Diesel and Automotive Service. We service CAT, Cummins, and all diesel engines, ensuring peak performance and reliability.

Your truck’s engine is its powerhouse, and when it starts showing signs of failure, you need expert repairs to prevent costly downtime. Smokin’ J Diesel and Automotive Service provides engine repair, rebuild, overhaul, and conversion services in Price, UT, ensuring your semi-truck, fleet vehicle, or heavy-duty diesel stays reliable and road-ready.
Comprehensive Engine Repair & Overhaul Services
Whether your engine needs minor repairs or a complete rebuild, our certified diesel mechanics diagnose and restore engine performance to keep your truck running efficiently. Our services include:
- Engine Diagnostics & Troubleshooting – Identifying fuel, air, and compression issues.
- Cylinder Head & Gasket Repairs – Preventing coolant and oil leaks.
- Piston & Crankshaft Replacements – Restoring power and efficiency.
- Complete Engine Rebuilds & Overhauls – Replacing damaged internal components.
- Engine Conversions & Upgrades – Installing modern diesel engine options for better fuel economy and performance.
If your truck is losing power, consuming excessive fuel, or experiencing overheating, we provide quick and efficient engine repairs to prevent further damage.
Why Choose Smokin’ J Diesel and Automotive Service for Engine Repairs?
We specialize in diesel engine diagnostics, overhauls, and full rebuilds using OEM-grade parts and precision techniques. Whether you need routine maintenance or a full engine replacement, we ensure your truck runs efficiently and meets performance standards.
Schedule Engine Repair in Price, UT – Call 435-334-3735
If your truck is struggling with engine performance, call 435-334-3735 today for expert engine repair, rebuild, or conversion services.
FAQs
How Do I Know If My Engine Needs a Rebuild?
Signs include low power, excessive oil consumption, overheating, and knocking sounds.
Can You Convert My Engine to a Different Model?
Yes, we offer engine conversions for better fuel efficiency and performance upgrades.
What’s the Difference Between an Engine Rebuild and Overhaul?
A rebuild replaces major worn parts, while an overhaul involves full disassembly and restoration.
Do You Work on CAT & Cummins Engines?
Yes, we specialize in CAT, Cummins, and all major diesel engine brands.
Expert Heavy-Duty Repairs
From CAT and Cummins engine repairs to PTO wet kit installations, we handle a wide range of diesel engine, transmission, and suspension repairs. Our certified technicians ensure your truck meets safety and performance standards, keeping downtime to a minimum. Whether you need preventive maintenance or major repairs, you can rely on Smokin’ J Diesel Service.
Services we offer
We offer comprehensive diesel repair services tailored for heavy-duty trucks, fleets, and RVs. Our specialties include alignments, engine diagnostics, brake services, cooling system repairs, and more. For those who can’t make it to the shop, we provide mobile truck repair to get you back on the road quickly and safely.
Bus Repair
For expert trailer repair in Price, UT, trust Smokin’ J Diesel and Automotive Service. We service brakes, axles, electrical systems, and suspensions for dry vans, flatbeds, reefers, and more.

Collision Repair
For truck collision repair in Price, UT, trust Smokin’ J Diesel and Automotive Service. We fix frames, suspensions, drivetrains, and electrical systems after accidents.

DOT Inspection
Ensure state and federal DOT compliance with Smokin’ J Diesel and Automotive Service in Price, UT. We provide annual DOT inspections, pre-trip checks, and fleet certifications to keep your truck roadworthy and compliant.

Fleet Services
For expert fleet services in Price, UT, trust Smokin’ J Diesel and Automotive Service. We provide preventive maintenance, engine repairs, brake services, and DOT inspections for trucking and commercial fleets.

General Diesel Repair
For expert diesel repair in Price, UT, trust Smokin’ J Diesel and Automotive Service. We specialize in engine diagnostics, fuel systems, cooling systems, and transmission repairs for heavy-duty trucks and fleets.

Heavy Equipment Repair
For expert heavy equipment repair in Price, UT, trust Smokin’ J Diesel and Automotive Service. We service bulldozers, loaders, forklifts, and more, handling engine, hydraulic, electrical, and cooling system repairs.

Lockout Services
Locked out of your semi-truck or fleet vehicle? Smokin’ J Diesel and Automotive Service offers fast, damage-free truck lockout services in Price, UT. We unlock trucks safely and quickly so you can get back on the road.

Mobile Truck Repair
Breakdowns happen when you least expect them. Smokin’ J Diesel and Automotive Service offers 24/7 mobile truck repair in Price, UT, covering up to 250 miles across Utah. Our skilled mobile diesel mechanics provide on-site repairs to get you back on the road fast.

Out of Fuel Services
Out of fuel on the road? Smokin’ J Diesel and Automotive Service provides emergency fuel assistance in Price, UT, offering small fuel deliveries to help you reach the nearest station.

Preventive Maintenance
Extend the life of your truck or fleet with expert preventive maintenance in Price, UT from Smokin’ J Diesel and Automotive Service. We offer fluid changes, brake checks, tire alignments, and full inspections to keep your truck running efficiently.
2.webp)
RV Repair
Keep your RV running smoothly with expert RV repair in Price, UT from Smokin’ J Diesel and Automotive Service. We handle engine, electrical, brake, cooling, and generator repairs for motorhomes and travel trailers.

Roadside Assistance
Stranded on the road? Smokin’ J Diesel and Automotive Service offers 24/7 roadside assistance in Price, UT, covering up to 250 miles across Utah. We handle jump-starts, tire repairs, fuel delivery, brake fixes, and more.

Specific Truck Modifications
Upgrade your semi-truck with custom lighting at Smokin’ J Diesel and Automotive Service in Price, UT. We install LED headlights, fog lights, cab lighting, and marker lights for improved safety and style.

Towing
For 24/7 heavy-duty towing in Price, UT, trust Smokin’ J Diesel and Automotive Service. We tow semi-trucks, fleet vehicles, RVs, buses, trailers, and heavy equipment across Utah, covering up to 250 miles.

Trailer Repair
For expert trailer repair in Price, UT, trust Smokin’ J Diesel and Automotive Service. We handle brakes, axles, electrical systems, suspensions, and structural repairs for dry vans, flatbeds, reefers, and more.

Truck Parts
Find quality truck parts in Price, UT at Smokin’ J Diesel and Automotive Service. We stock engine, brake, suspension, electrical, and trailer parts for semi-trucks and fleet vehicles.

Welding and Fabrication
For expert welding and fabrication in Price, UT, trust Smokin’ J Diesel and Automotive Service. We provide frame repairs, aluminum & steel welding, and custom metal fabrication for trucks, trailers, and heavy equipment.

Customer Testimonials
Julian Burton
I was stuck in the middle of nowhere, which was 90 miles away from his shop. I got a tow, fixed my problem, and I was on my way without delay. Efficient team.
Paul Diegel
What others have said - I had a weekend trailer problem passing through town and Anthony fixed me up quickly at a reasonable cost. Met me after hours, showed creativity and good judgement required to fix a 68 year old trailer, communicated really well, and was super friendly. Highly recommended.
Milad Adan
The best Mechanic I have seen very professional and I want to give him ten stars and he would come to the highest mountain of Utah