GM Genuine Parts 12703627 Engine Crankshaft Position Sensor

The GM Genuine Parts 12703627 Engine Crankshaft Position Sensor is a factory-original component designed to monitor crankshaft rotation and timing. This sensor delivers precise data to your vehicle's engine control module, ensuring optimal fuel injection and ignition timing for reliable performance and fuel efficiency. Built to OEM specifications, it provides the accuracy your engine needs for smooth operation and reduced emissions. Direct replacement for compatible GM vehicles—install with confidence knowing you're using genuine parts engineered for your specific model.