Diesel Engine Repair, Rebuild & Conversion Services in Chilliwack, BC

At Mountain Pacific Mechanical, easily accessible from the freeway off Lickman Drive, Chilliwack, BC, we pride ourselves on offering specialized and comprehensive engine repair, rebuild, and engine conversion services for diesel trucks and fleets. Our skilled and certified technicians have years of experience and are dedicated to ensuring your diesel engines run efficiently and reliably.

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Premium Engine Repair Services

Diagnostics and Troubleshooting

At Mountain Pacific Mechanical, our experts use state-of-the-art diagnostic tools to identify issues within your diesel engine. Be it standard rail systems, fuel injectors, turbochargers, or EGR (Exhaust Gas Recirculation) components, we've got you covered.

Comprehensive Repair Solutions

Our technicians specialize in efficiently repairing components such as cylinder heads, pistons, crankshafts, camshafts, and fuel injection systems. By using OEM parts and adhering to industry standards, we ensure that your diesel engine’s performance is optimized for durability and reliability.

Professional Engine Rebuild Services

Engine Overhauls

When your diesel engine has significant wear or has reached the end of its service life, a complete engine overhaul may be necessary. Our adept technicians in Chilliwack can dismantle your engine, replace worn components, and reassemble it to meet or exceed original specifications. From honing the cylinders to reconditioning the connecting rods, we pay meticulous attention to detail to ensure your rebuilt engine runs like new.

Customized Rebuild Packages

We understand that every engine is unique. At Mountain Pacific Mechanical, we offer tailored rebuild packages to suit your needs. Whether you require a basic in-frame rebuild or a more extensive out-of-frame overhaul, we have the expertise and equipment to deliver unparalleled service.

Engine Conversion Services

Diesel Engine Upgrades

Is your fleet ready for an upgrade? Our engine conversion services allow you to enhance the performance and efficiency of your diesel engines. Whether you're looking to convert to a high-torque setup for heavy hauling or optimize fuel efficiency for long-haul trips, we can customize a solution that aligns with your goals.

Alternative Fuel Conversions

Mountain Pacific Mechanical is at the forefront of innovation as the industry moves towards greener alternatives. We offer conversions to alternative fuels like biodiesel, CNG (Compressed Natural Gas), and LNG (Liquefied Natural Gas), helping your fleet reduce its carbon footprint and comply with stringent emission standards.

Why Choose Mountain Pacific Mechanical?

For expert diesel engine repair, rebuild, and conversion services, trust Mountain Pacific Mechanical. Contact us today to schedule an appointment or to learn more about how we can help keep your diesel trucks and fleets running at peak performance.

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Full-Service Light To Heavy-Duty Truck Repair Shop

Axle & Drivetrain Repair

At Mountain Pacific Mechanical, our team of certified experts understands axles' critical role in the performance and safety of your heavy-duty vehicles.

Brake Repair

Based in Chilliwack, BC, we take pride in offering unparalleled brake repair and maintenance services to ensure your vehicles remain in top-notch condition.

Coolant System Repair

Our experienced technicians use state-of-the-art equipment to diagnose and repair issues, preventing costly breakdowns and maximizing uptime.

Drivetrain Repair

We understand the importance of maintaining a diesel truck or an entire fleet's drivetrain to ensure optimal performance and minimal downtime.


Mountain Pacific Mechanical is your premier destination for expert EGR systems and DPF repair and maintenance services for diesel trucks and fleets.

Electrical Repair

We specialize in diagnosing and fixing various electrical issues, from simple wiring problems to complex electrical system failures.

Engine Diagnostics

Our specialized engine diagnostic services are designed to identify and address any issues that could potentially disrupt your operations.

Engine Repair, Rebuild & Conversion

We pride ourselves on offering specialized and comprehensive engine repair, rebuild, and engine conversion services for diesel trucks and fleets.

Exhaust System Repair

We understand the importance of a well-functioning exhaust system in maintaining the performance and efficiency of your diesel trucks and fleets.

Express Lube

Our trained and certified technicians ensure your trucks remain in top-notch condition to maximize uptime and performance.

HVAC System Repair

Our specialized HVAC system repair and maintenance services ensure your truck's heating, ventilation, and air conditioning systems work efficiently.

Oil & Fluid

Mountain Pacific Mechanical is your go-to place for all your diesel truck and fleet needs, particularly for oil and fluid services.

Performance ECM Tuning

When optimizing diesel trucks' and fleets' performance and efficiency, Mountain Pacific Mechanical is your one-stop solution in Chilliwack, BC.

Suspension Repair

Our trained experts are committed to providing exceptional service and support, utilizing the latest technology and techniques.

Transmission & Clutch Repair

When it comes to the performance of your diesel trucks and fleet, ensuring that the transmission and clutch are in top condition is paramount.

Truck & Trailer Alignment

At Mountain Pacific Mechanical in Chilliwack, BC, we understand the importance of maintaining your diesel truck or fleet's peak performance.