The OEM Engine Crankshaft Position Sensor is a direct replacement part for vehicles from various manufacturers such as Buick, Cadillac, Chevrolet, GMC, and Saturn. It is designed to meet OE specifications and comes with a 1-year manufacturer warranty. This sensor, produced by ACDelco, is a crucial component for engine monitoring and performance, ensuring accurate detection of the crankshaft's position for proper engine timing. Please refer to the compatibility and certification sections to ensure this product is suitable for your specific vehicle make and model.