Semi Truck Repair - Kansas City, KS

Semi Truck Repair 

Shop & Mobile - Kansas City Area


Semi trucks are the backbone of commercial freight, regional hauling, and long-distance transportation.


When a Class 8 truck  goes down, every hour of downtime impacts schedules, deliveries, and revenue.


Champion FleetCare provides professional semi truck repair in Lenexa, KS, with both in-shop service and mobile diesel repair across the Kansas City metro area.


Whether your tractor is experiencing engine derate, transmission issues, brake problems, or electrical faults, our technicians respond quickly and diagnose accurately.


Our shop is conveniently located at 13904 W 108th St, Lenexa, KS 66215.


We support owner-operators, regional carriers, and commercial fleet managers with dependable heavy-duty repair solutions.

A blue Prime Inc. semi-truck driving on a road in the desert near rock formations.

5+

Years of Experience

Advanced Repair Services for Semi Trucks and Tractors

Our semi truck repair services include:

Diesel Engine Diagnostics & Repair

Comprehensive diagnostics for Cummins, Volvo, and Mack engines. Services include turbo repair, injector replacement, EGR and DPF diagnostics, cooling system repairs, and significant repair planning based on diagnostic results.

Emissions & Aftertreatment Repair

DPF diagnostics, DEF system repairs, SCR troubleshooting, NOx sensor replacement, forced regeneration, and emissions compliance services to resolve engine derate issues.

Transmission & Clutch Service

Manual and automated manual transmission diagnostics, clutch replacement, actuator repairs, driveline inspections, and gear engagement troubleshooting.

Brake & Air System Repairs

Air compressor service, brake chamber replacement, slack adjuster adjustment, ABS diagnostics, airline repairs, and complete DOT-compliant brake inspections.

Suspension & Steering Repairs

Leaf spring replacement, air ride suspension service, shock absorber replacement, kingpin service, and steering component repairs to improve handling and safety.

Electrical & Computer Diagnostics

ECM diagnostics, wiring repair, battery and charging system testing, starter replacement, sensor diagnostics, and troubleshooting of complex electrical faults.

A red semi-truck with a white trailer drives along a rural road under a clear blue sky.

Semi Truck Makes & Models We Service

Champion FleetCare services a wide range of Class 8 semi trucks operating throughout Lenexa and the Kansas City metro area.

Freightliner Repair 

Cascadia, Columbia, Coronado, and vocational platforms used for regional and long-haul applications.

Kenworth Repair 

T680, T880, W900, and vocational models used in construction and heavy hauling.

Peterbilt Repair 

Models 579, 389, 567, and other heavy-duty highway and vocational tractors.

Volvo Truck Repair 

VNL and VNR series tractors commonly used for long-haul and regional freight.

Mack Truck Repair 

Anthem, Pinnacle, and Granite models operating in highway and vocational fleets.

International & Other Class 8 Trucks

LT Series, RH Series, and additional heavy-duty commercial truck platforms.

Whether you manage a multi-unit fleet or operate a single semi-truck, we provide consistent, high-level service.

A blue DAF truck parked on grass under a cloudy blue sky.
A person in a welding hood and blue shirt holds a level while working on a metal frame in a shop.

Why Choose Champion FleetCare of Kansas City?

Semi trucks demand precise diagnostics, experienced service, and reliable turnaround times.


Fleet managers and owner-operators choose Champion FleetCare because we provide:

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Experienced heavy-duty diesel technicians

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Advanced diagnostic tools for Class 8 trucks

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Mobile semi truck repair across Kansas City

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Fast and accurate troubleshooting

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Transparent repair recommendations

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Preventive maintenance programs for fleets

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Detailed service documentation for compliance

We understand that every hour your semi is down affects your business. Our mission is to get you back on the road safely and efficiently.

Serving Semi-Truck Owners in Lenexa, KS & the Kansas City Metro Area

Champion FleetCare proudly serves semi-truck operators throughout Lenexa. From regional distribution routes to long-haul interstate carriers, we provide dependable heavy-duty truck repair across the following areas:

Schedule Semi-Truck Repair Today

If your semi truck needs diagnostics, maintenance, or emergency repair, our team is ready to respond.


Call (913) 498-9999 to schedule service or visit 13904 W 108th St, Lenexa, KS 66215.


Champion FleetCare delivers professional Class 8 repair and mobile support to keep Kansas City fleets moving.

Frequently Asked Questions

  • What causes engine derate in semi trucks?

    Engine derate is commonly caused by DPF clogging, DEF system failures, NOx sensor faults, EGR issues, or SCR system malfunctions. Accurate emissions diagnostics are required to restore full power.


  • Do you offer mobile semi truck repair in Kansas City?

    Yes. As a top truck repair shop in Lenexa KS, we provide mobile diagnostics, brake repairs, electrical troubleshooting, battery replacement, air system repairs, and many other services on-site to reduce downtime.


  • How often should semi trucks receive preventive maintenance?

    Service intervals vary by manufacturer and operating conditions, but routine oil changes, filter replacements, brake inspections, and emissions system checks are critical to preventing costly breakdowns.


  • Can you service multiple engine brands?

    Yes. We work on Cummins, Detroit Diesel, PACCAR, Volvo, Mack, and other major heavy-duty diesel engine platforms.


  • Do you handle DOT inspections and compliance repairs?

    Yes. We provide DOT inspection support, brake system repairs, lighting corrections, and other compliance-related services to help fleets stay road legal.


  • How fast can you respond to mobile semi truck repair?

    Response time depends on location and workload, but we prioritize breakdowns and fleet emergencies whenever possible. Call with your location and symptoms so we can dispatch the proper support.