Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
Remove the brake rotor (2) shown on the 1500 series. Refer to Brake Rotor Replacement - Front in Disc Brakes.

Fig 1: Front Brake & Hub Assembly (2WD)

Courtesy of GENERAL MOTORS CORP.

Remove the WSS cable mounting clip from the knuckle.
Remove the WSS cable mounting clip from the upper control arm.
Remove the WSS cable mounting clip from the frame attachment point.
Remove the WSS cable electrical connector.

Fig 2: View Of Wheel Speed Sensor Cable And Connectors

Courtesy of GENERAL MOTORS CORP.

Remove the wheel speed sensor (WSS) mounting bolt.

Fig 3: View Of Wheel Speed Sensor Mounting Bolt

Courtesy of GENERAL MOTORS CORP.

NOTE: Carefully remove the sensor by pulling it straight out of the bore. DO NOT use a screwdriver, or other device to pry the sensor out of the bore. Prying will cause the sensor body to break off in the bore.

Remove the wheel speed sensor (5) from the hub/bearing assembly (4) shown on the 2500/3500 series.

Fig 4: Removing Wheel Speed Sensor From Hub/Bearing Assembly (2WD)

Courtesy of GENERAL MOTORS CORP.