Brake System Failures

Air Brakes, Drum Brakes, Hydraulic Brake Systems

Brakes are one of the most critical safety components on any truck, and failure can lead to major accidents or violations. Diesel Pro KC provides:

• Freightliner brake repair for air brake leaks, damaged lines, and low-pressure issues.

• Peterbilt drum brake repair- including full replacements and adjustments.

• Volvo hydraulic brake repairs with full diagnostics for master cylinders, brake lines, and wheel cylinders.
  
  

Complete semi-truck brake inspections to ensure compliance with DOT safety regulations.

Starter & Alternator Issues

A failing starter or alternator can leave you stranded, unable to turn over your engine. Our roadside service covers:

• Emergency Volvo truck repair for alternator replacements and electrical troubleshooting.

• International semi-truck starter repair with on-the-spot diagnostics and new installations.
  

• Mobile truck repair for semi-trucks experiencing intermittent starting issues.

• Battery charging system checks to prevent unexpected power loss.

Fuel System Issues

Fuel Leaks, Clogged Filters, Injector Failures

Fuel system issues can lead to poor engine performance, loss of power, or complete breakdowns. We handle:

• Cummins fuel system repair for fuel injector malfunctions, pump failures, and clogged filters. We also works on all Volvo engine models.

• Freightliner fuel system repair for all Freightliner engines including: Series 60, DD13, DD15, DD16, DD5 AND DD8 Freightliner..

• Peterbilt repair in KC for fuel leaks, bad lines, and failing fuel pressure regulators.

• Volvo mechanic services for contaminated diesel fuel system cleaning and diagnostics.

• Emergency fuel delivery for stranded trucks running low on diesel.

Battery Jump-Starts & Replacements

Dead batteries can be a common roadside issue, but they don’t have to keep you off the road for long. We offer:

Roadside truck repair in Kansas City for emergency jump-starts and voltage testing.

Volvo mechanic services, for diagnosing weak batteries and alternator issues.

Truck parts including heavy-duty batteries, cables, and terminals.

Alternator and battery testing to prevent future breakdowns.

Diesel Pro KC works on all semi trucks and engines including: Freighliner, Peterbilt, Volvo, Mack, Kenworth, Paccar, Cummins, Cat.

Hydraulic Cylinder Repairs

Hydraulic cylinder repair for dump trucks & trailers – We fix leaking seals, damaged rods, and weak hydraulics to restore full lifting power.

Hydraulic failures can immobilize dump trucks, liftgates, and heavy-duty equipment. Diesel Pro LLC specializes in:

• Hydraulic cylinder repair for leaking seals, damaged pistons, and slow operation.

• Truck parts, including hydraulic hoses, couplings, and fittings.

• Emergency roadside hydraulic system troubleshooting for semi-trucks and construction vehicles.

• Hydraulic pump replacements to restore lifting power in bucket trucks and hydraulic beds.

Trailer & Reefer Unit Repairs

When a trailer or reefer unit fails, it can cause major delays and spoilage for refrigerated loads. We provide:

• Trailer repair for damaged axles, suspension issues, and electrical wiring problems.

• Reefer unit repair for malfunctioning compressors, temperature control failures, and refrigerant leaks.

• Landing gear and trailer coupling system repairs for safer loading and unloading.

• ABS brake system diagnostics to ensure trailer braking efficiency.

Def System & Regen Issues

Diesel trucks rely on Diesel Exhaust Fluid (DEF) systems to stay compliant with emissions regulations, but malfunctions can trigger warning lights or force regen cycles. We offer:

• Freightliner DEF system repair to fix clogged DEF injectors, sensors, and pumps.

• Peterbilt regeneration system troubleshooting, including forced regenerations and EGR valve cleaning.

• Volvo diesel exhaust system repairs for DPF filter clogging and exhaust leaks.

• On-site ECM diagnostics to clear fault codes and optimize engine performance.