Your "A Service" Includes the following:

chassis lubrication, replace engine oil & filter, replace drain plug gasket, inspect & advise of any fluid leaks, inspect wiper/washer operation, inspect operation of internal/external lights, inspect horn operation, adjust clutch/pedal height if possible, inspect & adjust brakes if possible, rotate tires & inspect condition, adjust parking brake if possible, set tires to proper air pressure, inspect exhaust system, inspect condition of belts & hoses, inspect & adjust fluid levels as recommended, inspect steering operation & linkage, inspect brake hoses & lines, inspect suspension components, supply print-out of emissions checklist, reset service indicators, scan engine control system for trouble codes, road test