At JJR HD Maintenance & Machine, we understand every minute of downtime is costing you money. That's why we provide swift, high-quality servicing for all your diesel needs.
Our expert technicians have years of experience specifically working with diesel engines, fuel systems, transmissions, and hydraulics. No matter what diesel machinery you bring in - trucks, tractors, bulldozers, generators - we have the tools and knowledge to diagnose issues quickly and make professional repairs you can trust.
JJR HD offers a full range of diesel-related services to maximize uptime for commercial fleets and heavy equipment. This includes engine performance tuning, computer diagnostics, throttle calibration, fluid and filter changes, brake repair, and more.
We also provide 24/7 mobile roadside assistance, coming directly to your job site or location when diesel issues strike to get you back up and running ASAP. Trust JJR HD to handle all your diesel servicing needs!
We are proud to also offer DFM Rail Gear Repairs, service and Alignment for all your Rail Road Equipment.
We can supply parts and service for all this equipment through-out Sask with a 24hr Service.
Today's diesel engines and equipment rely heavily on complex electrical and electronic systems to operate. That's why JJR HD invests in the latest diagnostic and programming tools to service these critical components. Our technicians can diagnose issues with your diesel's ECM (engine control module), TCM (transmission control module), ABS module, and more, and provide essential programming if replacements are needed. We use factory-level software to calibrate the modules for optimal performance after repairs. Trust us for all your electrical and electronic diesel needs - from troubleshooting to programming to ensuring smooth operation.
JJR HD offers remote tuning services to optimize the power and performance of your diesel vehicles. Our certified performance tuners can tap into your diesel engine's ECM electronically and make calibrated adjustments to the fuel mapping, boost pressure, throttle response, and more. We customize the programming for your specific needs, whether towing heavy loads or improving mileage. Remote tuning provides convenience without needing to visit our shop. Our expert technicians will analyze how your vehicle is operating and make virtual changes to unlock more torque and horsepower while maintaining reliability. Take advantage of JJR HD's remote tuning to get peak engine output wherever the road takes you.
Hydraulic systems are crucial for controlling heavy equipment and machinery. Over time, hydraulic cylinders can develop leaks or become damaged. At JJR HD, our technicians have specialized training for hydraulic cylinder repair and service. We provide expert inspection and will diagnose issues with your hydraulic cylinders. For minor seals or wiper damage, we can replace individual components to get your cylinders operating properly again. In cases of more extensive damage, we offer complete hydraulic cylinder rebuilding, including honing, shaft and bore replacement, and installing updated seals and components. Trust us for all your hydraulic cylinder maintenance, from repairs to full rebuilds. We'll have your equipment's hydraulics functioning safely and efficiently.
Hydraulic Services: Hydraulic motor and pump rebuilds, Linde, DanFoss. Saur Danfoss, Parker, Hydraulic Hose making in shop or Field.
Staying cool in the hot summer months is important, especially if you spend long hours in your diesel truck. At JJR HD, we offer complete air conditioning service and repair for heavy-duty equipment and commercial diesel vehicles. Our technicians can troubleshoot any AC issues you're experiencing, from lack of cold air to strange noises, and identify needed repairs. We'll evacuate and recharge the AC system with fresh refrigerant to restore cooling performance. For major AC component replacements, like compressors, condensers, or evaporators, we use reliable, heavy-duty parts to stand up to the rigors of diesel machinery. Keep your cab or operator station comfortable with JJR HD's expert air conditioning service.
Clean air filters are vital to proper diesel engine performance. JJR HD provides thorough air filter service to maintain peak efficiency. We inspect your existing diesel air filters and recommend replacement as needed based on condition. Our technicians properly remove old filters and install new heavy duty models, ensuring a tight seal and secure fit. We only use filters that meet or exceed OEM specifications for your diesel equipment. Fresh filters optimize combustion, increase horsepower and torque, and prevent premature engine wear. For an essential and low-cost diesel service, trust the experts at JJR HD to keep your air filtration system in top shape. Proper air filter maintenance is key to diesel reliability and durability.
When your diesel vehicle's alternator fails, you'll need prompt repairs to restore electrical charging. JJR HD provides complete alternator testing and replacement services. Our expert technicians will diagnose the issue and confirm if your alternator needs to be replaced. We always use heavy duty, high-output alternators in stock that meet OEM specifications for most diesel applications. We'll remove and properly dispose of old alternators, then install new ones adjusted to your serpentine belt system. Our technicians will verify charging system operation before returning your vehicle. Trust JJR HD for efficient diesel alternator testing and replacement to keep your electrical system in good working order.
The health of your diesel vehicle's batteries is essential for reliable starting and power. JJR HD offers thorough battery testing and replacement services to keep your diesel equipment running. We'll test your existing batteries and determine if replacement is required or recommend service if low charge is the culprit. For new batteries, we stock robust options designed specifically for diesel engines and heavy duty demands. Our experts will properly install new batteries, torque connections to spec, and dispose of old units. We also provide battery load testing and charging for preventative maintenance. Trust JJR HD to assess your diesel batteries and provide the highest quality replacements or maintenance needed. Our battery service ensures you have reliable power when you need it.
The belts and hoses in your diesel engine work hard and wear out over time. JJR HD performs thorough inspection, testing, and replacement of worn belts and hoses. We check for cracking, damage, leaks, and looseness that can lead to bigger problems. Our technicians will advise if your serpentine belts or coolant hoses need replacement and install new heavy duty components to OEM specifications. We stock the belts and hoses for most common diesel makes and models. Trust us for annual belts and hoses service or when you notice issues arising. Our preventative diesel maintenance helps avoid being stranded with failed belts or burst hoses. JJR HD keeps your diesel in top shape through diligent belts and hoses checks.
Braking issues can seriously jeopardize diesel vehicle safety. JJR HD provides expert brake system diagnosis and repair services to keep your trucks and heavy equipment stopping smoothly. We offer full brake inspections and will advise if brake pads, rotors, calipers or other components need replacement. Our technicians properly disassemble, clean and inspect brake parts for wear and damage. For optimal performance and safety, we install heavy duty brake components designed specifically to handle repeated heavy braking. Trust us for all your diesel brake repair needs, from squeaking pads to complete overhauls. Having issues with your Air Brakes? We offer Air Brake Service and Repairs! Our brake service restores reliable stopping power to your diesel vehicles.
Diesel engines work hard and get hot - that's why a properly running cooling system is essential. JJR HD offers comprehensive cooling system testing, maintenance, and repair. We flush old coolant and replace with new extended-life coolant formulated for heavy duty diesel engines. We pressure test the cooling system to check for leaks and inspect water pumps, radiators, thermostats, hoses and other components, replacing any worn parts. If overheating issues occur, we diagnose the cause and make necessary repairs. Trust us to keep your diesel engine operating at optimum temperature. JJR HD's cooling system service provides superior engine heat protection and reduces the chances of roadside breakdowns.
Regular maintenance is crucial for reliable diesel operation. JJR HD provides thorough diesel engine services to maximize performance. We perform oil and filter changes using heavy duty oils and filters designed specifically for diesel engines. Our technicians lubricate all points, check belts/hoses, replace air and fuel filters, check engine computer diagnostics, and inspect overall engine condition. We advise when components need replacement or repair for preventative maintenance. JJR HD follows recommended mileage-based service schedules for all diesel makes and models. Trust our certified technicians to inspect every part of your diesel engine and help avoid major repairs down the road. Our regular maintenance services prolong the life of your diesel vehicles.
Differential problems can become serious issues if left unattended. Bring your heavy duty diesel trucks and equipment to JJR HD for expert differential inspection and repair services. We diagnose noises, vibration, and leakage issues in differentials and pinpoint the cause. Our technicians can replace ring and pinion gears, bearings, seals, axles, and other internal differential parts to fix any issues. We use only the highest quality components to ensure longevity of the repair. Trust JJR HD for timely differential failure diagnosis and professional repairs to get your diesel vehicle safely back on the road. Let our experience solve your differential woes.
Operating in four wheel drive puts extra strain on drivetrain components. JJR HD provides specialized service for heavy duty diesel 4x4 systems. We thoroughly inspect front and rear differentials, transfer cases, driveshafts, axles, hubs and all other 4WD parts. Our technicians can diagnose issues like noise, binding and vibration, advising whether repairs or replacement of worn components is required. We also perform routine maintenance like fluid changes on differentials, transfer cases, and front/rear axles. Trust JJR HD to keep your diesel pickup, truck, or SUV's 4WD system functioning reliably on or off road. Let us handle all your four wheel drive service needs.
DEF, DPF Emission servicing and Repairs. Loud or leaking exhaust on your diesel equipment needs professional repairs. JJR HD provides complete muffler and exhaust system services. We thoroughly inspect your diesel exhaust pipes, mufflers, catalytic converters, and clamps. Our technicians will advise if a section of exhaust needs replacement or if the entire system should be upgraded to prevent future issues. For repairs, we use heavy gauge tubing and high-flow mufflers built to withstand high diesel temperatures. Trust us for timely muffler patching or replacement, custom exhaust fabrication, and installation of exhaust accessories. Our goal is to fix your diesel exhaust issues properly the first time. Let JJR HD get your truck or equipment sounding great!
Regular oil changes are the lifeblood of diesel engine care. JJR HD performs thorough oil and filter changes using premium semi-synthetic and full synthetic diesel motor oils. We service light duty diesel pickups as well as heavy duty commercial trucks and equipment. Our technicians drain old oil completely, replace filters, and refill with new oil to proper levels. We check all other fluids and lubricate chassis points as well during our oil change service. JJR HD follows recommended oil change intervals to provide superior engine protection and longevity. Keeping fresh oil in your diesel prevents excessive engine wear and maintains fuel economy. Trust our certified staff for a professional oil change using quality diesel-grade oils and filters.
Protect your investment through regular preventative maintenance by JJR HD’s expert technicians. We offer thorough multi-point inspections and scheduled service based on your diesel vehicle’s make and model recommendations. Preventative services include oil changes, fluid flushes, filter replacements, tire rotation, brake inspections, belt/hose checks, and computerized diagnostics. By finding minor issues early, we can avoid major repairs down the road. Trust JJR HD to keep your diesel trucks, commercial fleet, heavy equipment, agricultural equipment operating at peak efficiency through routine preventative maintenance. Our regular service programs detect problems before they become costly repairs..
For safe and comfortable driving, your diesel vehicle's steering and suspension must be properly aligned and in good working order. JJR HD provides complete inspection and preventative maintenance services for steering and suspension systems. We thoroughly check shocks, ball joints, tie rods, steering gears, stabilizers, and other components. Our technicians will advise if worn parts need replacement and perform necessary repairs. We also offer front end alignments to factory specifications, ensuring proper tire wear and handling. Trust JJR HD to keep your heavy duty truck or equipment's steering and ride height performing optimally. Our regular service prevents uneven tire wear while providing responsive steering and handling.
Automatic and manual transmissions must be properly serviced to operate smoothly. JJR HD offers complete transmission maintenance and repair services for heavy duty diesel trucks and equipment. We perform preventative services like fluid changes, flushes, and filter replacements using high-quality transmission oils and components. When problems arise, our expert technicians can diagnose issues with your Allison, Eaton Fuller, or other diesel transmission and make necessary repairs. We're equipped to handle everything from solenoid replacements to complete rebuilds and upgrades. Trust JJR HD for service to keep your diesel transmission running cleanly and efficiently for miles to come.
A tune-up optimizes diesel performance and efficiency. JJR HD performs scheduled tune-ups on light and heavy duty diesel trucks, equipment, and machines. Our technicians thoroughly inspect filters, belts, hoses, and fluids. We check engine systems including fuel injectors, glow plugs, turbocharger, EGR valve, and sensors. Worn parts are replaced and adjustments made as needed. Combined with a fuel system cleaning, our tune-ups maximize diesel power, economy, and reliability. Trust JJR HD to identify maintenance needs before bigger issues occur. Tune-up service extends the life of your diesel investment and keeps operating costs low through improved fuel mileage. Call us to schedule a comprehensive diesel tune-up today.
JJR HD performs thorough diesel truck and equipment inspections to evaluate condition and identify potential issues. Our comprehensive inspections check the engine, transmission, drivetrain, steering, suspension, brakes, electrical components, fluids, and safety equipment. We provide a detailed checklist upon completion, noting any parts needing repair or replacement. Trust our certified diesel technicians to inspect your commercial truck, fleet vehicle, agriculture equipment, or other diesel machinery. Our preventative inspections can detect problems early, saving you money on repairs down the road. JJR HD provides peace of mind through expert evaluation of your diesel vehicle’s operating condition. Call today to schedule your comprehensive diesel inspection.