Diagnose the cause of any malfunction and perform repairs to manufacturer specifications including but not limited to engines, transmissions and clutches, drive-line, differential, steering and suspension, fuel and ignition system, exhaust systems (including regeneration systems), intake systems, electrical systems, brake systems, HVAC systems and lift-gate hydraulic, mechanical, and electrical systems. Perform FAI/CVI (annual) inspections on all fleet vehicles including tractors, trailers, converter dollies, light-duty vehicles, and any other company-owned equipment in accordance with all federal, state, and local legal and regulatory agencies.