The CARQUEST VDC1001 Evaporative Emissions System Leak Detection Pump is a reliable and efficient component designed to detect leaks in the evaporative emissions system of vehicles. Manufactured by Carquest, a trusted brand in the automotive industry, this leak detection pump ensures accurate detection of any potential issues in the system. With the manufacturer part number VDC1001, this product is a valuable addition to any car or truck's emission control system.