Installation Procedure

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Plug the WSS bore to prevent debris from falling into the hub.
Using a wire brush or equivalent, clean the WSS mounting surface on the hub to remove any rust or corrosion.
Apply a thin layer of wheel bearing lubricant, GM P/N 01051344 to the hub surface and the sensor O-ring prior to sensor installation.
Install the WSS (5) into the hub/bearing assembly (4) shown on the 2500/3500 series. Ensure that the sensor is seated flat against the hub.

Fig 1: Identifying Brake/Hub Components

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the WSS mounting bolt.
Tighten: Tighten the WSS mounting bolt to 18 N.m (13 lb ft).

Fig 2: View Of Wheel Speed Sensor Mounting Bolt

Courtesy of GENERAL MOTORS CORP.

Install the WSS cable mounting clip to the knuckle.
Install the WSS cable mounting clip to the upper control arm.
Install the WSS cable mounting clip to the frame attachment point.
Connect the WSS cable electrical connector.

Fig 3: View Of Wheel Speed Sensor Cable And Connectors

Courtesy of GENERAL MOTORS CORP.

Install the brake rotor (2) shown on the 1500 series. Refer to Brake Rotor Replacement - Front in Disc Brakes.

Fig 4: View Of Brake Rotor (4WD, 1500 Series)

Courtesy of GENERAL MOTORS CORP.

Install the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
Perform the Diagnostic System Check - ABS (W/O JL4) or Diagnostic System Check - ABS (W/JL4) .