Abstract: A service center for the self-service lubrication of over-the-road vehicles, and the method of use thereof, which center has at least one service area into which the vehicle can be driven for servicing, one or more mobile lifting devices positionable by the vehicle operator to engage and lifts and to subsequently lower, a portion of the vehicle to be serviced under control of such operator, lubricant draining apparatus engageable with the vehicle by the operator and operable thereby to effect the drainage of lubricant from the vehicle, lubricant fill apparatus engageable with the vehicle and operable by the vehicle operator to feed fresh lubricant to the vehicle as required, including metering apparatus for determining the amount of lubricant fed to the vehicle, and an attendant system for controlling use of said service center and its equipment, including calculation of amounts due by the vehicle operator.