- 1). Lift the car onto a set of jack stands using the jack. Make sure the Buick is solidly on the stands before you remove the jack.
- 2). Undo the wheel lugs using the tire iron and lift the tire off of the front suspension. Set them to the side.
- 3). Locate the wheel sensors on the backside of the brake disc rotor. Disconnect the electrical connection to the sensor using your hands. Unbolt the two bolts securing the speed sensor to the suspension using the 3/8-inch ratchet and socket. Remove the sensor from the car.
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