24/7 Emergency Service — Call Us Now!
Technicians working in a professional repair shop
Commercial trucks on the road
Heavy-duty truck fleet
Professional & Trusted Fleet Partner

Keeping Mississauga Moving: Elite Truck & Trailer Repair

Hi-End Diesel Truck Repair keeps fleet owners and independent drivers on the road with 24/7 emergency service, certified technicians and a fully equipped Mississauga facility.

1123 Lorimar Dr, Mississauga, ON L5S 1M5
Hi-End technician inspecting a commercial truck Hands-on diesel engine repair
15+ Years of Experience

Commercial Truck Service That Works Around Your Business

Truck & Trailer Repair • Fleet Maintenance • Diesel Diagnostics • Commercial Truck Sales

A commercial truck isn't just transportation. It's a working asset that needs to be available when the next load, delivery, or job is ready to move.

Hi-End Truck Repair & Sales provides truck owners and commercial fleets in Mississauga, Ontario with a dependable place for truck repair, trailer service, diagnostics, scheduled maintenance, parts assistance, and commercial truck sales.

Our focus is on understanding the problem, identifying what requires attention, and helping customers make practical decisions about their equipment.

From an owner-operator with one truck to a transportation company responsible for an entire fleet, we're here to help keep commercial vehicles working.

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Industrial Service Capabilities

Commercial Truck Repair

Bumper-to-bumper mechanical repair for Class 6–8 trucks, from chassis work to complete shop service.

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Diesel Engine Service

Diagnostics, repairs and overhauls for heavy-duty diesel engines of all major makes.

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Commercial Truck Diagnostics

Factory-level scan tools to pinpoint faults fast and get units back on the road.

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Trailer Service & Repair

Axles, brakes, doors, lights and structural work for dry van, reefer and flatbed trailers.

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Commercial Brake Service

Air brakes, ABS, drums, chambers and slack adjusters for safe, legal stopping power.

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Suspension Service

Springs, air bags, bushings and ride-height work so loaded trucks stay stable and legal.

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Steering System Service

Steering boxes, pumps, linkages and kingpins restored for precise, confident handling.

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Electrical Diagnostics & Repair

Starting, charging, lighting and computer systems diagnosed with OEM-level scan tools.

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Transmission & Drivetrain

Clutch, transmission, driveshaft and PTO service to keep power moving to the wheels.

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Differential Service

Differential inspection, fluid service, seals and repairs for reliable axle performance.

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Cooling System Service

Radiators, water pumps, fans and coolant service to prevent costly overheating.

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Diesel Aftertreatment Diagnostics

DPF, DEF, EGR and SCR diagnostics to clear codes and restore emissions performance.

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Preventive Truck Maintenance

Scheduled PM programs that reduce downtime and keep units inspection-ready.

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Fleet Service

Dedicated maintenance programs and reporting for commercial fleets across the GTA.

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Owner-Operator Service

Honest, fast turnaround built around independent drivers who cannot afford downtime.

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Emergency Contact Us Now

A truck down never waits. Call our 24/7 dispatch line.

(905) 793-0000
15,000+
Completed Repairs
2,500+
Happy Clients
20+
Years in Business
24/7
Availability

Truck Brands That We Repair

Ford
Freightliner
GMC
Hino
Isuzu
Kenworth
Mitsubishi Fuso
Peterbilt

24/7 Road Service

Emergency dispatch whenever your truck is down.

Diagnostics

Advanced scan tools for accurate, first-time fixes.

Maintenance

Preventive care that protects your investment.

Trailer Service

Complete trailer repair beside your tractor work.