Removal Procedure
- Disconnect the electrical connector from the crankshaft position (CKP) sensor.
- Remove the transmission from the vehicle.
- Remove the flywheel or the flex plate from the crankshaft.
- Remove the 2 bolts (3) and the sensor wire harness clips or shield.
- Remove the bolt (4) securing the CKP sensor to the engine block (5).
- Remove the CKP sensor (1) and the wire harness (2) from the vehicle.
- Inspect the CKP sensor signal rotor for damaged or missing teeth through the CKP sensor opening.
Courtesy of GENERAL MOTORS CORP.