Installation Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: The new speed sensor will have a new O-ring. Dispose of the old O-ring. Lubricate the new O-ring lightly with bearing grease prior to installation. You may also lubricate the sensor just above and below the new O- ring. DO NOT lubricate the bore.

Install the speed sensor into the hub and bearing assembly.

Fig 1: Installing Wheel Speed Sensor
Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Install the speed sensor mounting screw.
Tighten

Tighten the speed sensor mounting screw to 18 N.m (13 lb ft).

Fig 2: Installing Speed Sensor Mounting Screw
Courtesy of GENERAL MOTORS CORP.
Reconnect the wheel speed sensor electrical connector.

Fig 3: Connecting Wheel Speed Sensor Electrical Connector
Courtesy of GENERAL MOTORS CORP.

IMPORTANT: The new speed sensor has new mounting clips already installed on the wire. DO NOT reuse the old clips.
Install wheel speed sensor wiring harness to the frame and control arm.

Fig 4: Installing Wheel Speed Sensor Wiring Harness
Courtesy of GENERAL MOTORS CORP.
Install the brake rotor. Refer to BRAKE ROTORS in Disc & Drum.
Install tire and wheel. Refer to LIFTING AND JACKING THE VEHICLE in General Information.

Fig 5: Installing Brake Rotor
Courtesy of GENERAL MOTORS CORP.