Why Calgary Truck Owners Trust Detroit Diesel Specialists for Complete Diesel Repair & Maintenance

Diesel trucks demand precision, power, and expertise—and that’s exactly what Detroit Diesel Specialists delivers. Whether you manage a fleet or drive a single heavy-duty truck, keeping your diesel engine in top condition is essential for safety, performance, and long-term cost savings.

At our Calgary diesel repair facility, we combine advanced diagnostics, certified technicians, and specialized services designed specifically for medium- and heavy-duty trucks. From engines to transmissions to electrical modules, we keep your rig running stronger for longer.

Full-Service Diesel Repair Backed by Expertise & Advanced Technology

We’re more than just a repair shop—we’re a specialized diesel performance and diagnostics facility trusted by truck owners across Calgary and Alberta. Here’s a closer look at what we offer:

Diesel Engine Diagnostics & Repair

Modern diesel engines require precise expertise. Our advanced diagnostic tools quickly identify issues like power loss, misfires, overheating, poor fuel economy, or electrical faults—saving you time and money.

What You Get

• Accurate engine fault detection
• Expert mechanical & electronic repairs
• Improved engine power, reliability & fuel efficiency

Engine Rebuild & Swap

When your engine is worn out, losing performance, or repeatedly failing, a rebuild or swap may be the most cost-effective solution.

Benefits

• Precision engine rebuilds for long-term reliability
• Fast and seamless engine swaps
• Ideal for commercial vehicles and high-mileage diesel trucks

DT12 Transmission Services

Calgary’s trucking community trusts our shop for professional DT12 automated manual transmission diagnostics and repair.

Why It Matters

• Smooth shifting and improved drivability
• Proper calibration for heavy loads
• Increased transmission lifespan

Diesel Oil Change Service

Your diesel engine needs the right oil — and the right maintenance schedule.

What We Offer

• Premium diesel-rated oil
• Fast, affordable service
• Protection against wear, heat, and sludge buildup

Commercial Vehicle Inspections (CVI)

We are certified to perform Alberta CVIs and ensure your vehicle is compliant, safe, and road-ready.

CVI Covers

• Brakes & suspension
• Powertrain
• Lights, wiring, steering, and frame integrity

DPF Cleaning & Troubleshooting

A clogged DPF reduces power, increases fuel consumption, and leads to engine damage.

Our DPF Solutions

• Advanced thermal and air cleaning
• Full diagnostics before and after
• Troubleshooting sensors, DEF, and EGR systems

Electrical Troubleshooting

Today’s trucks rely heavily on sensors, wiring, modules, and electronic components.

We Fix

• Wiring shorts
• Sensor failures
• ECU/ECM-related issues
• No-start conditions

ECU & Module Programming

We program and calibrate modules including ECM, MCM, ACM, and TCM for optimized performance.

Programming Helps With

• Better fuel economy
• Smoother shifting
• Maximizing engine output
• Restoring OEM configurations

AMVIC-Certified Diesel Repair

As an AMVIC-certified shop, we follow regulated standards that ensure safe, reliable, and legally compliant repairs.

Why AMVIC Matters

• Certified technicians
• Transparent, ethical service
• Quality repairs that meet provincial regulations

Your Trusted One-Stop Diesel Repair Shop in Calgary

From heavy-duty diagnostics to full rebuilds, CVIs, and advanced module programming, Detroit Diesel Specialists is committed to keeping your truck running at peak performance. Every service is performed with precision, honesty, and a deep understanding of diesel systems.

When your truck needs expert care — you need a team that knows diesel inside and out.

Ready to book your service?

Your truck deserves the best. Let’s get you back on the road with power and confidence.