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Home >> Hummer >> 2008 >> H3 Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 37 (Anti-Lock Brake System, Traction Control System & Stability Control System) >> Repair Instructions >> Front Wheel Speed Sensor Replacement (2WD) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Isuzu i-370, 2008 Isuzu i-290, 2008 GMC Canyon, and 2008 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: Align the wheel speed sensor harness with the reference mark on the wheel hub/bearing assembly between the bolt holes narrowest span.
    Fig 1: View Of Wheel Speed Sensor And Wheel Hub/Bearing Assembly
    GM1790694Courtesy of GENERAL MOTORS CORP.
  1. Position the wheel speed sensor on the wheel hub/bearing assembly.
  2. Carefully press the wheel speed sensor squarely onto the wheel hub/bearing assembly until fully seated against the lip of the wheel hub/bearing assembly housing.
    3. IMPORTANT: Align the wheel speed sensor harness with the reference mark on the steering knuckle.
    Fig 2: View Of Wheel Hub/Speed Sensor Assembly
    GM1253296Courtesy of GENERAL MOTORS CORP.
  3. Install the wheel hub/bearing and brake rotor assembly to the steering knuckle with the wheel speed sensor harness positioned upward.
    4. Fig 3: View Of Wheel Speed Sensor Harness Mounting Bolt And Wheel Hub/Bearing Bolts
    GM1790691Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  4. Install the wheel hub/bearing bolts (2).

    Ensure the wheel speed sensor harness is positioned upward.

    Tighten:  Tighten the bolts to 125 N.m (92 lb ft).

  5. Install the wheel speed sensor harness bracket bolt (1).

    Tighten:  Tighten the bolt to 20 N.m (14 lb ft).

    6. Fig 4: View Of ABS Speed Sensor Wiring Harness
    GM1253279Courtesy of GENERAL MOTORS CORP.
  6. Install the wheel speed sensor harness retaining clips to the upper control arm.
    7. Fig 5: View Of Wheel Speed Sensor To Body Mounting
    GM1253261Courtesy of GENERAL MOTORS CORP.
  7. Install the wheel speed sensor harness connector to the body.
  8. Connect the wheel speed sensor harness electrical connector.
    9. Fig 6: View Of Brake Caliper Bracket And Bolts
    GM1790688Courtesy of GENERAL MOTORS CORP.
  9. Install the brake caliper and bracket assembly (2) to the steering knuckle.
  10. Install the brake caliper bracket bolts (1).

    Tighten:  Tighten the bolts to 175 N.m (129 lb ft).

  11. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  12. Lower the vehicle.
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