The Fuel Tank Pressure Sensor GM Parts 16238399 is a genuine part manufactured by GM for GM vehicles. This pressure sensor plays a crucial role in monitoring the fuel tank's pressure, providing accurate readings to ensure optimal fuel delivery and engine performance. With the manufacturer part number 16238399, this sensor is designed to meet the specific requirements of GM vehicles, ensuring quality and compatibility. It is a reliable and essential component for maintaining the fuel system's functionality in GM vehicles.