LS Gen III Cam Position Sensor Rear Of The Block - 19420911

ACDelco GM Genuine Parts Camshaft Position Sensors

ACDelco GM Genuine Parts camshaft position sensors are a GM recommended replacement ideal for many vehicles on the road today. They monitor the rotational position of the camshaft(s). These sensors provide a signal to the engine control module, which compares the camshaft position with the crankshaft position to determine ignition and fuel injection timing. GM Genuine Parts camshaft position sensors have been manufactured to provide you with the performance, durability, and service life you expect from General Motors.