GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2006 🢒 Lucerne 🢒 Suspension 🢒 Electronic Suspension Control (ESC) 🢒 Electronic Suspension Rear Position Sensor Replacement

Removal Procedure

    Object Number: 1720495 Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the wheel from the vehicle. Refer to Tire and Wheel Removal and Installation .
  3. Disconnect the height sensor electrical connector.

    4. Object Number: 1720492 Size: SH
  4. Disconnect the sensor link from the ball stud.

    5. Object Number: 1720497 Size: SH
  5. Loosen the sensor mounting nut.
  6. Disengage the anti-rotation tab and slide the sensor downward.
  7. Remove the sensor from the vehicle.

Installation Procedure

    Object Number: 1720492 Size: SH
  1. Insert head of the sensor mounting stud into the key hole.
  2. Slide the sensor upward until the anti-rotation tab engages in the lower hole.

    3. Notice: Refer to Fastener Notice in the Preface section.

  3. Tighten the sensor mounting nut.

    4. Tighten
    Tighten the nut to 9 N·m (80 lb in).


    Object Number: 1720492 Size: SH
  4. Connect the sensor link on the ball stud.

    5. Object Number: 1720495 Size: SH
  5. Connect the height sensor electrical connector.
  6. Install the wheel on the vehicle. Refer to Tire and Wheel Removal and Installation .
  7. Lower the vehicle. Refer to Lifting and Jacking the Vehicle.