Oil changes (engine, transmission, differential)

Filter replacements (oil, fuel, air, cabin, DPF)

Fluid checks and top-offs (coolant, power steering, brake, DEF, windshield wiper)

Greasing chassis components

Tire inspections (pressure, tread depth, wear patterns, damage)

Brake inspections and adjustments (pads, rotors, drums, lines, chambers)

Lighting system checks (headlights, tail lights, turn signals, markers)

Wiper blade replacement and windshield washer fluid

Hose and belt inspections for wear and leaks

Battery testing and terminal cleaning

DOT inspections (annual safety checks)

Computer diagnostics for engine, transmission, ABS, and other electronic systems

Troubleshooting warning lights (Check Engine, ABS, etc.)

Vibration analysis

Leak detection (fluid, air)

Engine repair and rebuilding

Fuel system repair (injectors, pumps, filters)

Cooling system repair (radiator, water pump, hoses, thermostat)

Turbocharger repair and replacement

Exhaust and aftertreatment system repair (DPF, DEF system)

Valve adjustments

Transmission repair and rebuilding (manual and automatic)

Clutch replacement and adjustment

Differential repair and service

Driveshaft and U-joint repair

Axle repair and replacement

Complete brake system repair and overhaul

Air brake system diagnostics and repair

ABS system repair

Brake chamber and slack adjuster replacement

Suspension repair (springs, shocks, airbags, bushings)

Steering system repair (steering box, tie rods, kingpins)

Wheel alignments (steer axle, drive axle, trailer)

Wiring repair and replacement

Alternator and starter repair/replacement

Battery replacement

Lighting system repair

Trailer electrical connection repair

AC system diagnostics and repair

Heater system repair

Refrigerant charging

Tire mounting, balancing, and rotation

Tire repair (patching, plugging)

New tire sales and installation

Trailer brake repair

Trailer suspension repair

Trailer lighting and electrical repair

Door and latch repair

Kingpin and fifth wheel inspection/repair

Major engine failure repair

Transmission catastrophic failure repair

Major accident damage repair (bodywork, frame straightening)

Complete vehicle overhauls

Frame repairs, bracket installs, and custom metal work

Hose and belt replacement

Air leak detection and repair (air lines, fittings)

Electrical system troubleshooting and minor repair (fuses, wiring issues)

Brake adjustments (if minor and safe to do roadside)

Sensor replacement (if accessible and quickly diagnosable)

Coolant top-off or minor cooling system leak patch

Addressing minor fluid leaks (if temporary fix is possible)

Flat tire repair

Tire replacement (new or used)

Dual tire repair/replacement

Tire inflation

Jump starts

Battery testing and replacement

Computer diagnostics for engine, transmission, ABS, and other electronic systems

Troubleshooting warning lights (Check Engine, ABS, etc.)

Vibration analysis

Leak detection (fluid, air)

Reading basic fault codes to determine the issue, advising on next steps.

Diesel fuel delivery

DEF delivery (Diesel Exhaust Fluid)

Minor frame or component welds for temporary repair to enable safe movement.

If the issue cannot be resolved roadside, coordinating heavy-duty towing to the nearest repair facility.