Expert Mobile Truck Repair When You Need It Most

Your commercial truck is the backbone of your business operations. When breakdowns happen, every minute of downtime costs you money.

That’s why Diesel Doctorz delivers professional on-site services directly to your location across Mississauga, Brampton, Oakville, and Etobicoke.

24/7 Emergency Response Services

416-672-0908

Comprehensive On-Site Solutions

From minor repairs to major breakdowns, our experienced technicians handle it all:

Engine & Mechanical Services

Basic engine work and diagnostics

Radiator, water pump, and cooling system repair

Turbo and charged air cooler service

Hydraulic system repairs

Brake & Safety Systems

Complete brake system repairs

Brake chamber replacement

Air compressor and air component service

Air bags and leveling valve repairs

Electrical & Diagnostic Services

On-site computer diagnostics

Battery, alternator, and starter service

Lights and electrical wiring repair

DPF regeneration services

Emergency Breakdown Services

Professional mechanic response

Trailer breakdown and tailgate repair

Tire repair and replacement

Accidental recovery services

Why Choose Diesel Doctorz?

MTO Licensed & Certified: Our technicians are fully qualified and licensed for all types of commercial vehicle repairs and maintenance.

No Travel Fees: We provide emergency on-site services without additional travel charges throughout our service area.

Complete Mobile Workshop: Our service trucks carry everything needed for most repairs, eliminating delays and minimizing your downtime.

Fleet Maintenance Specialists: We service both privately owned trucks and provide comprehensive fleet maintenance programs.

Coverage Area for On-Site Services

Diesel Doctorz provides 24/7 emergency response throughout:

Mississauga

Brampton

Oakville

Etobicoke

We respond to breakdowns on highways, at weigh scales, in yards, and at your business location with our emergency services.

Professional Mobile Diesel Truck Mechanic Team

Our experienced mechanics are equipped to handle all makes and models of commercial vehicles, including heavy-duty trucks, tractors, commercial trailers, coaches, buses, industrial equipment, and fleet vehicles. Each technician carries comprehensive diagnostic equipment and maintains factory-trained expertise across multiple truck manufacturers.

Complete Vehicle Coverage and Expertise

Heavy-Duty Truck Specialists: From Freightliner and Peterbilt to Kenworth and Mack, our team services all major truck brands with precision and reliability.

Trailer and Equipment Service: We handle everything from standard dry vans to specialized equipment trailers, ensuring your entire fleet stays operational.

Advanced Diagnostic Capabilities: Our mobile units feature state-of-the-art computer diagnostic systems that quickly identify issues, reducing troubleshooting time and getting accurate repairs completed faster.

Additional Mobile Services

Preventive Maintenance Programs: Keep your trucks running efficiently with our comprehensive on-site maintenance programs. Regular servicing prevents costly breakdowns and extends vehicle life, saving you money in the long run.

Mobile Welding Services: Professional welding and fabrication services performed at your location, eliminating the need for expensive towing to a shop facility.

Trailer Repair Specialists: Complete trailer repair including floors, doors, and lift-gate service. Our mobile truck repair capabilities extend to all trailer components and systems.

Reefer and Heater Repairs: Mobile refrigeration unit diagnosis and repair keeps your temperature-sensitive cargo protected and deliveries on schedule.

Fleet Management Support: We work with fleet managers to develop customized maintenance schedules that minimize downtime and maximize operational efficiency.

Understanding Commercial Vehicle Downtime Costs

Every hour your truck sits broken down costs your business money. Lost deliveries, missed appointments, and customer dissatisfaction can quickly add up to thousands in lost revenue. Our mobile truck repair service eliminates towing costs and shop wait times, getting you back to profitable operations faster than traditional repair methods.

No towing fees or delays

Repairs completed at your location

Minimal disruption to your schedule

Professional service with guaranteed workmanship

Comprehensive parts inventory on every service vehicle

Trust Diesel Doctorz – Your reliable partner for comprehensive commercial vehicle services in the Greater Toronto Area.

Broken Down? Call for Immediate Repairs!

When your commercial truck breaks down, don’t let it impact your business operations. Our team is ready to respond 24/7 across Mississauga, Brampton, Oakville, and Etobicoke with professional mobile truck repair services.

Call: 416-672-0908