Various aspects of a system and method are disclosed for communicating vehicle repair data among a plurality of parties, wherein a data pump is employed to automate the extraction of vehicle repair data such as labor hours estimation data from a repair facility computer system for delivery to interested parties, including a rental vehicle service provider that provides replacement rental vehicles to drivers whose vehicles are undergoing repairs at repair facilities. A reservation management computer system operated by the rental vehicle service provider can thus use the received vehicle repair data to facilitate management of replacement rental vehicle reservations by its business partners, such as insurance companies.