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Our Services

At Rolkis Truck Repair, our diesel mechanic team is equipped to manage every critical component of heavy-duty trucks. From engines and electrical work to advanced aftertreatment systems, transmissions, drivelines, and suspensions, we provide comprehensive maintenance and repair services. Whether your focus is local deliveries, regional transportation, or nationwide hauling, we tailor our solutions to fit the unique demands of your operation, keeping your fleet running reliably and efficiently.

Fast turnaround times!

Oil change and preventative maintenance bay for heavy and medium duty trucks Freightliners, Volvos, Peterbilts, Kenworth, Paccar, Mack

Mobile Road Service – We Come to You!

Stuck on the side of the road? No problem! Our mobile road service is here to help, offering on-site repairs and assistance for your truck, trailer, or motor home. Whether it’s a flat tire, engine issues, or electrical problems, we’ll get you back on the road as quickly as possible, wherever you are. Call us now for fast, reliable roadside support!

Brake replacement for a freightliner cascadia DD15 semi truck

APU and Bunk Heaters

Keep your trucks and drivers comfortable year-round with our APU (Auxiliary Power Unit) and bunk heater services. We provide installation, diagnostics, and maintenance for Thermo King, Carrier, and Green APUs. As well as reliable bunk heater repairs, for Espar and Webasto, to ensure you stay warm and powered up during long hauls. Trust us to keep your equipment in top shape, so you can focus on the road ahead.

Truck stopped by DOT officer for DOT inspection

DOT Inspections – Stay Compliant and Safe

Keep your fleet in top shape and fully compliant with DOT inspections at Rolkis Truck Repair. We provide thorough inspections to ensure your vehicle meets all federal and state safety regulations. From brake checks to engine diagnostics, we cover everything to give you peace of mind and avoid costly fines. Schedule your DOT inspection today and stay road-ready!

Leaf spring shackle hanger damage causing front axle to move out of place.

Suspension

Ensure a smooth and safe ride with our expert suspension repair services. From air bags and shocks to leaf springs and bushings, we provide comprehensive suspension repairs to keep your truck handling properly. Whether you’re experiencing rough rides, uneven tire wear, or handling issues, our team is here to restore your suspension to its optimal performance.

Fuel system diagnostics Check engine light repair on a freightliner cascadia using DDDL software

Computer Diagnostics

Is your check engine light on? We offer expert computer diagnostics to quickly identify and address the issue. Using advanced tools, we’ll pinpoint the problem and provide the right solution to get your truck back on the road fast. Don’t ignore that warning light—bring it in for a thorough inspection today!

Wheel seal and bearings replacement on a Fruehauf trailer

Exhaust Systems

Keep your diesel engine running clean and efficient with our exhaust repair services. Whether you’re dealing with issues in your DPF, EGR system, or need a complete exhaust system overhaul, we’ve got you covered. Our team specializes in fixing exhaust problems that affect performance, emissions, and fuel efficiency. Let us help you get your truck back to optimal performance.

Oil change and preventative maintenance bay for heavy and medium duty trucks Freightliners, Volvos, Peterbilts, Kenworth, Paccar, Mack

Preventative Maintenance /
Oil Changes

We have a dedicated oil change bay for fast and efficient preventative maintenance. Keeping your truck running smoothly is our priority, so we make sure your oil changes and routine maintenance are done quickly to minimize downtime. Trust us to keep your vehicle in top shape and ready for the road.

Brake replacement for a freightliner cascadia DD15 semi truck

Brakes

Your truck’s brake system is crucial for safety, and regular maintenance is key to keeping it performing at its best. From routine inspections to replacing worn-out components, we ensure your brakes are always ready when you need them most. Don’t wait until it’s too late—schedule your brake service today and drive with confidence.

Valve adjustment for a Kenworth T680 with a MX-13 engine

Valve Adjustments

Valve adjustments help keep your engine running smoothly and can improve fuel efficiency. If you’re experiencing a loss of power or a rough idle, it’s likely time for a valve adjustment. Let us get your engine back in top shape and running efficiently.

Tire repair joke

Tires & Alignment

Ensure your truck runs smoothly with our tire services and alignments. From tire replacements to repairs and precise alignments, we help improve safety, fuel efficiency, and overall performance. Keep your truck in top shape and ready for the road with our reliable tire care.

Fuel system diagnostics Check engine light repair on a freightliner cascadia using DDDL software

Computer Diagnostics

Is your check engine light on? We offer expert computer diagnostics to quickly identify and address the issue. Using advanced tools, we’ll pinpoint the problem and provide the right solution to get your truck back on the road fast. Don’t ignore that warning light—bring it in for a thorough inspection today!

Wheel seal and bearings replacement on a Fruehauf trailer

Trailer Repair

From suspension and brake repairs to structural fixes, we provide comprehensive trailer repair services to keep your equipment in top condition. Whether it’s routine maintenance or emergency repairs, our team ensures your trailer stays safe, reliable, and ready for the road.

What vehicles do you work on?

We work on all common makes and models

Heavy-Duty Trucks:

Freightliner, Peterbilt, Kenworth, Volvo, Mack, International, Western Star, Sterling, Navistar, Hino (some models available in North America), Cummins (Engine Manufacturer).

Medium-Duty Trucks:

International, Hino, Freightliner, Isuzu, Fuso, Ram, Kenworth, Peterbilt, Ford, GMC, Chevrolet, Mitsubishi.

Light-Duty Trucks:

Ford, Chevrolet, RAM, GMC, Honda, Isuzu, Mitsubishi, Mercedes-Benz.

Motor Homes:

Winnebago, Thor Motor Coach, Fleetwood RV, Tiffin, Forest River, Newmar, Holiday Rambler, Coachmen, Jayco, Entegra Coach, Dynamax, Roadtrek, Airstream.

What is the best way to contact you?

Connect With Us

Shop:    815-725-3638

Roland: 815-919-7243

E-Mail:  service@rolkistruckrepair.com

What is the best way to contact you?

Connect With Us

Shop:    815-725-3638

Roland: 815-919-7243

E-Mail:  service@rolkistruckrepair.com

Labor Rate
​$120

Parking
​$150/month

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Savings Strategy
​We find issues before they become 
​expensive on-road repairs

Detailing Service

Hot Pressure Wash


Exterior hot pressure washing services


Complete Truck Repair Services

Road Service

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DOT

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Pressure Washing

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