Crankshaft Position Sensor: Service and Repair

Camshaft And Crankshaft Position Sensors:

Remove or Disconnect:
1. Disconnect negative battery cable
2. Remove serpentine belts from crankshaft pulley
3. Properly raise and support vehicle
4. Remove right front tire and wheel assembly
5. Remove right inner fender access cover
6. Using 28 mm socket, remove crankshaft harmonic balancer retaining bolt

Crankshaft Balancer With Interrupter Rings:

7. Using special tool J38197, remove crankshaft harmonic balancer

Crankshaft Position Sensor Shield:

8. Remove crankshaft position sensor shield
9. Disconnect sensor electrical connector

Crankshaft Sensor:

10. Remove sensor from block face


Install or Connect:
1. Install crankshaft position sensor to block face
2. Tighten bolts
Torque Value: 20-40 Nm (14-28 lb ft)
3. Install crankshaft position sensor shield
4. Connect electrical connector
5. Install balancer on crankshaft
6. Apply thread sealer GM #1052080 or equivalent to threads of crankshaft balancer bolt
Torque Value: 150 Nm + 76° (110 lb ft + 76°)
7. Install inner fender shield
8. Install tire and wheel assembly
Torque Value: 140 Nm (104 lb ft)
9. Lower vehicle
10. Install serpentine belt
11. Connect negative battery cable