Ohare Fleet Services LLC (OFS), was founded in 2015 and is the fastest growing, full-service Ground Support Equipment (GSE) and truck repair facility in the OHare International Airport area. With a managing team of over 20 years experience, our certified technicians can customize solutions for your companys goals. We offer: Fleet Maintenance including preventative maintenance programs, customize programs tailored to customers, parts ordering, fleet management with software and warranty claims, and management of vehicles such as trucks, small to heavy-duty equipment and airport Ground Support Equipment. Diagnostic and Repair of Diesel/Gas Engines including engine performance, no starts, general repair, emission control systems, oil leaks, replacement of water pumps, gaskets, oil leaks, fuel injectors, pumps, alternators, starters and more. Diagnostic and Repair of Hydraulics including replacement of directional hydraulic valves, motors, cylinders and pumps; In-house fabrication of hydraulic hoses and lines. Diagnostic and Repair of Pneumatic Systems including replacement of air valves, air compressors, air drier, lines, hoses, brake chambers, rebuilt of air valves, etc. Diagnostic and Repair of Electrical Systems 12 and 24-volt DC systems, AC systems, electrical motors, lithium and alkaline batteries, relays, program logistic controls, time delay, sensors, switches. Repair & Replacement of Mechanical Systems including bearings, conveyors chains, pins, suspension, steering, brakes, driveshafts, slack adjusters, linkages, cables, etc. Paint and Body Repair including partial or complete refurbishment of equipment: sand blasting, undercoating, welding, and fabrication.