Heavy-Duty Truck Service and Repair

Serving Southeast Idaho

24/7 Emergency Services 

Mobile Services Available 

90-Day Workmanship Warranty

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East Idaho’s Most Trusted Heavy-Duty Truck Repair Experts

DT Services is East Idaho’s highest-rated independent heavy-duty truck repair shop, delivering dealership-quality service with a local, family-owned touch. With over 45 years of combined experience and certifications in diesel engines, brakes, A/C, DOT inspections, Cummins, CAT, and more, we bring unmatched expertise to every job. Established in 2020, we’ve built a reputation for reliability, precision, and fast turnaround—because your time on the road matters.

From 24/7 availability and mobile repair options to same-day estimates and next-day service, we're committed to keeping your fleet moving without delay. Every repair is backed by a 90-day workmanship warranty and supported by manufacturer warranties. Whether you need preventative maintenance, major engine work, or emergency roadside assistance, trust the team that combines dealership-level quality with the convenience and care only a local shop can provide. Call us today!

Why Choose DT Services

24/7 Availability

Mobile Services Available

90-Day Workmanship Warranty

Over 45 Years of Combined Experience

Highest Rated Independent Shop in East Idaho

Certified in Diesel Engines, Brakes, A/C, DOT Inspections, Cummins, CAT, and More

DT Services

AC Repair

Air conditioning systems are diagnosed and repaired to maintain cabin comfort in all weather conditions. Our technicians ensure efficient cooling performance and system reliability.

Axle and Differential Repair

We service and rebuild axles and differentials to restore proper torque distribution and vehicle stability. This includes gear replacement, bearing service, and fluid changes.

Axle Spindle Repair

Our axle spindle repair restores worn or damaged spindles to ensure safe wheel rotation and alignment. We use precision machining and high-quality parts for long-lasting results.

Commercial Truck Repair

We provide repair services for all types of commercial trucks, from engine diagnostics to brake systems. Our goal is to minimize downtime and maximize fleet performance.

Coolant System Repair

We inspect and repair coolant systems to prevent overheating and engine damage. Our services include radiator replacement, hose repair, and coolant flushes.

Diagnostics and Electrical Repair

Using advanced diagnostic tools, we identify and fix electrical issues affecting performance, lighting, and control systems. We handle everything from wiring repairs to sensor replacements.

Diesel Engine Repair and Rebuild

We specialize in diesel engine diagnostics, repairs, and full rebuilds to restore power and efficiency. Our team handles everything from injector service to complete overhauls.

Diesel Exhaust Repair

Ensure compliance with emissions standards and improve fuel efficiency with diesel exhaust repairs. We provide muffler replacement, exhaust pipe repair, and emission control system maintenance.

DOT Inspections

Let us perform thorough DOT inspections to ensure your truck meets all federal safety and operational standards. Our certified technicians check brakes, lights, tires, and more.

Driveline Repair

Our driveline repair services address issues with shafts, joints, and bearings to prevent vibration and loss of power. We ensure proper alignment and balance for optimal performance.

Drivetrain Repair

We repair and replace drivetrain components to maintain smooth power transfer from engine to wheels. This includes servicing transmissions, differentials, and transfer cases.

Drum Brake Repair

We inspect and repair drum brake systems to ensure reliable stopping power. Services include shoe replacement, drum resurfacing, and hydraulic system checks.

EGR and DPF Repairs

Let us clean and repair Exhaust Gas Recirculation (EGR) and Diesel Particulate Filter (DPF) systems to reduce emissions and improve engine efficiency.

General Diesel Repair

We offer full-service diesel repair for engines, fuel systems, and emissions components. Our experienced technicians keep your truck running reliably and efficiently.

Heating Repair

Ensure your truck cabin is comfortable in the cold. Services include heater core replacement, blower motor repair, and thermostat checks.

Motorcoach Repair

Our motorcoach repair services focus on maintaining and restoring large passenger vehicles, including drivetrain, suspension, and onboard systems.

Oil & Fluids

Oil changes and fluid services are imperative to maintaining engine health and system performance. This includes transmission fluid, brake fluid, coolant, and more.

Preventative Maintenance

Our preventative maintenance services help avoid breakdowns and extend vehicle life. Services include regular inspections, fluid checks, and component replacements.

RV Repair

At DT Services, we provide specialized repair services for recreational vehicles, covering everything from engine diagnostics to plumbing and electrical systems.

Semi-Truck Repair

We offer specialized repair services for semi trucks, including engine, transmission, and brake system repairs. Our team ensures your rig stays safe and operational.

Transmission and Clutch Repair

We repair and rebuild transmissions and clutches to restore smooth shifting and power delivery. Services include clutch replacement, fluid service, and gear diagnostics.

Here's what our satisfied customers are saying...

At DT Services, we take pride in providing exceptional heavy-duty truck service and repair to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of DT Services and let others know what you think.