This Authorized Service Dealer is contracted with diesel fuel injection manufacturers to provide warranty repair, service and parts on their behalf. Authorized Dealer indicates to customers that the DSD provides a full line of the manufactures products, genuine parts and professional service. The fuel injection test equipment under goes annual testing to meet certification requirements. Technical training for the employees is required by the manufacture. Manufacture training is only offered to an Authorized DSD. Facility requirements consist of a clean, organized and professional appearance.