Removal Procedure
- Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
- Disconnect the engine wiring harness electrical
connector (3) from the crankshaft position (CKP) sensor (1).
- Remove the CKP sensor bolt.
- Remove the CKP sensor from the engine block.
Discard the O-ring seals.
Installation Procedure
- Install new O-ring seals to the CKP sensor.
- Lightly lubricate the O-ring seals with clean engine oil.
- Install the CKP sensor into the engine block.
- Add sealer GM P/N 12346004 (Canadian P/N 10953480)
to the CKP sensor bolt threads.
Notice: Refer to Fastener Notice in the Preface section.
- Install the CKP sensor bolt.
Tighten
Tighten the crankshaft position (CKP) sensor bolt to 10 N·m (89 lb in).
- Connect the engine wiring harness electrical
connector (3) to the CKP sensor (1).
- Lower the vehicle.
- Perform the crankshaft (CKP) system variation learn procedure. Refer to
Crankshaft Position System Variation Learn
.