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Home >> Pontiac >> 2001 >> Aztek Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1210 (Antilock Brake System) >> Repair Instructions >> Wheel Speed Sensor Replacement - Front >> Removal Procedure
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Removal Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

Important:  The front wheel speed sensors and rings are integral with the hub and bearing assemblies.

If a speed sensor or a ring needs replacement, replace the entire hub and bearing assembly. Do not service the harness pigtail individually because the harness pigtail is part of the sensor. Refer to WHEEL BEARING/HUB REPLACEMENT - FRONT .

  1. Raise and support the vehicle on a suitable hoist. Refer to LIFTING AND JACKING THE VEHICLE .
  2. Remove the front tire and wheel assembly. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION .
  3. Disconnect the front wheel speed sensor jumper harness electrical connector (1).
    Fig 1: Disconnecting Front Wheel Speed Sensor Jumper Harness Electrical Connector
    G01490675Courtesy of GENERAL MOTORS CORP.
  4. Remove the hub and bearing assembly (2). Refer to WHEEL BEARING/HUB REPLACEMENT - FRONT .
    Fig 2: Removing Hub & Bearing Assembly
    G01490676Courtesy of GENERAL MOTORS CORP.