Grand Prix V6-3.1L VIN J (2000)
Crankshaft Position Sensor: Description and Operation
7X Crankshaft Position (CKP) Sensor
The 7X crankshaft position sensor provides a signal used by the ignition control module.
The ignition control module also uses the 7X crankshaft position sensor to generate 3X reference pulses which the PCM uses to calculate RPM and
crankshaft position.
