Assist the Automotive Service Technician(s) II or III in performing moderate to complex overhaul and repair work on engines, transmissions, drive unit, brakes, suspension systems, hydraulic systems, fuel systems, cooling systems, alternators, electrical systems, instrumentations and other necessary power equipment. Lubricate equipment in accordance with established procedures and charts; checks and changes oil, oil filters and air filters, fuels and services buses and other vehicles; replaces hoses, belts, water pumps, batteries and similar equipment and parts.