Reliable Cummins Diesel Engine Experts

Fast, dependable Cummins service to keep your truck running strong and your business moving.
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Engine Diagnostics & Repair

Advanced diagnostic tools to quickly identify and repair engine issues — ensuring maximum performance and fuel efficiency.

Transmission & Drivetrain Service

Comprehensive maintenance and repair for transmissions, clutches, and drivetrains to keep your truck shifting smoothly.

Electrical System Repair

Expert troubleshooting and repair of alternators, starters, batteries, and wiring to prevent breakdowns.

Brake System Service

Safe and reliable brake inspections, repairs, and replacements to keep you and your cargo protected.

WHO WE ARE

Getting Your Diesel Truck Back on the Road

At SJP Truck Repair, we know downtime means lost time—and lost money. That’s why we provide complete Cummins diesel truck repair and maintenance services backed by more than 40 years of hands-on experience. Whether you’re facing a sudden breakdown on the highway or need a full engine rebuild, our licensed Cummins technician is here to keep your truck performing at its best.
24/7 Emergency Support

416-873-0705

40 +

Years of Experience

Truck Repair Excellence Every Mile, Every Time

With 40+ years of Cummins engine expertise, we provide dependable truck repair services that keep you moving. From engine diagnostics to complete overhauls, our certified technicians ensure precision, reliability, and peace of mind no matter where the road takes you.

Customer Support

416-873-0705

OUR SERVICES

Keeping Your Truck on the Road, Mile After Mile

At SJP, we specialize in complete truck repair and maintenance services for all makes and models. Whether it’s routine maintenance, engine diagnostics, or emergency roadside repairs, our certified technicians ensure your truck stays reliable and road-ready. With decades of experience, we pride ourselves on delivering honest, dependable, and top-quality service.
WHAT WE OFFER

Reliable Truck Repair, Top-Quality Service

Keep your trucks running strong with our expert repair and maintenance solutions. From engine diagnostics to brake repairs, we deliver dependable service that minimizes downtime and maximizes performance on the road.

General Truck Repair
Reliable Truck Repair Quick and trusted repair for engines, brakes, and all major truck issues.
General Truck Repair
We specialize in complete truck repair services to keep your vehicle in peak condition. From engine diagnostics to brake and transmission repairs, our certified mechanics provide fast, reliable, and affordable solutions. Your truck’s performance and safety are our priority.
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Emergency Roadside Assistance
24/7 Roadside Assistance – Anytime, anywhere support for breakdowns.
Emergency Roadside Assistance
Truck troubles can strike when you least expect it. That’s why our emergency roadside service is available around the clock. Whether it’s a flat tire, dead battery, fuel delivery, or towing, we’ll get you back on the road quickly and safely.
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Brake System Service
Reliable brakes mean safer journeys. Our brake repair and replacement service ensures strong stopping power and dependable performance every time you hit the road.
Fleet Maintenance
Your safety depends on reliable brakes. We provide brake inspections, pad replacements, fluid checks, and complete system repairs to keep your truck safe on the road.
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Tire Replacement & Alignment
Ensure safer journeys with expert tire replacement and precision alignment for a smoother, more reliable ride.
Tire Replacement & Alignment
Tires are the foundation of safe driving. We provide professional tire replacement, wheel balancing, and alignment services to improve road grip, extend tire life, and boost fuel efficiency. Whether it’s a single tire or your entire fleet, we’ve got you covered.
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Fleet Maintenance & Service
Our fleet maintenance ensures trucks stay road-ready with timely servicing, inspections, and repairs to minimize downtime.
Fleet Maintenance & Service
Protect your fleet and your profits with expert maintenance services. From regular inspections to preventive care, we keep every truck in top condition so your business never slows down.
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Parts Replacement
Genuine Cummins parts replacement to ensure peak performance.
Parts Replacement
We only use original Cummins parts to guarantee performance and durability. From injectors and turbos to pistons and gaskets, every replacement is carefully installed and tested. This ensures your truck stays dependable under tough working conditions.
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WHY CHOOSE US

Call us for trusted diesel engine repair services.

With over 40 years of licensed Cummins experience, we provide professional and reliable service for all types of Cummins diesel engines. Whether it’s a simple fix or a major rebuild, we ensure your truck gets back on the road quickly and safely.

 

Trusted & Professional

Licensed Cummins Technician with 40+ years of proven expertise in diesel engines.

Friendly Support

We value our customers and provide clear, honest, and supportive communication every step of the way.

Guaranteed Services

All our repairs and rebuilds come with reliable service you can count on — quality you can trust.

Flexible Payment

Affordable pricing with flexible payment options designed to fit your budget and keep your truck running.

Diesel Engine Expertise, Every Repair, Every Time.

With over 40 years of licensed Cummins experience, we specialize in major and minor repairs for ISX, N14, ISM, ISC, ISB, B & C Series, and NTC engines.
From diagnostics and preventive maintenance to complete overhauls and rebuilds, we deliver reliable service that keeps your truck on the road longer. Our commitment to quality and precision ensures your diesel engine performs at its best — every mile, every time.

Keep Your Diesel Engine Running Strong

Reliable Cummins Repair & Maintenance Solutions

Engine Diagnostics

Using advanced diagnostic tools, we quickly detect and resolve issues before they become costly.

Preventive Maintenance

Regular oil changes, filter replacements, and tune-ups to keep your Cummins engine in top shape.

Emergency Roadside Assistance

Stranded on the road? Our fast-response roadside support will get you back up and running.

Common Questions

Most Popular Questions

When it comes to keeping your truck on the road, we know you have questions. From engine repairs to preventive maintenance, our experts provide clear answers to help you stay safe, avoid breakdowns, and keep your vehicle running at peak performance.

You can call us directly or schedule online to get a quick and accurate engine diagnostic.

Preventive maintenance is recommended every 10,000–15,000 miles, depending on driving conditions, load, and usage.

Absolutely! Our mobile repair team is available 24/7 to get you back on the road quickly and safely.

Yes! We use advanced diagnostic tools to identify engine problems and provide complete repair solutions for diesel and gasoline engines.

We work on all major brands including Freightliner, Kenworth, Peterbilt, Volvo, Mack, International, and more.

Yes! We handle brake system repairs, air brake adjustments, suspension checks, and alignments to keep your truck safe on the road.

Definitely! We provide custom fleet maintenance plans to keep your entire fleet running efficiently and reduce downtime.

Yes! From minor adjustments to complete rebuilds or replacements, we handle all types of manual and automatic transmissions.

Yes! We offer quick and reliable oil changes, filter replacements, and fluid top-ups to keep your truck running smoothly.

Absolutely! From wiring issues to alternators, batteries, and starter repairs, we cover all truck electrical needs.

Yes, we specialize in diesel engine diagnostics, overhauls, and repairs for all major truck brands.

Definitely! We repair and service truck HVAC systems to ensure driver comfort in all weather conditions.