Envoy 2WD L6-4.2L (2008)
Wheel Speed Sensor: Service and Repair
Rear Wheel Speed Sensor Replacement
Rear Wheel Speed Sensor Replacement
Removal Procedure
1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Disconnect the electrical connector.
3. Remove the wheel speed sensor retaining bolt.
4. Remove the wheel speed sensor.
Installation Procedure
1. Ensure the sensor and sensor boss (face and inner diameter) are clean and free of any debris and/or metal chips.
2. Place a small amount of axle lube inside the sensor boss inner diameter to ensure the seal is properly lubricated and does not roll over when
installed.
3. Insert the wheel speed sensor into the hole using equal pressure to seat the sensor squarely on the sensor boss face.
Notice: Refer to Fastener Notice .
4. Align the sensor with the bolt hole and install the wheel speed sensor retaining bolt.
Tighten the wheel speed sensor retaining bolt to 13 N.m (115 lb in).
5. Connect the electrical connector.
6. Lower the vehicle.
7. Perform a low speed test to ensure the wheel speed sensor is functioning properly:
