Removal Procedure

NOTE: Use only the recommended tools for separating the ball joint from the knuckle. Do NOT hammer or pry the ball joint from the knuckle. Failure to use the recommended tools may cause damage to the ball joint and seal.

Important: Use the ignition key in order to unlock the steering column.

Turn the steering wheel in order to move the front of the applicable wheel to the outboard most position.
Important: Use ONLY a frame-contact type vehicle lift or a floor jack at the recommended lift points. Do NOT use a suspension-contact type vehicle lift. Do NOT lift the vehicle by the lower control arms.

Fig 1: Removing Lower Control Arm & Connector
Courtesy of GENERAL MOTORS CORP.
Raise and support the vehicle. Refer to LIFTING & JACKING VEHICLE .
Remove the tire and wheel. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION .
Disconnect the ABS wheel speed sensor connector (2).
Disconnect the ABS wheel speed sensor jumper harness from the harness retainer clips. Refer to WHEEL SPEED SENSOR REPLACEMENT -- FRONT .
Remove the stabilizer shaft link. Refer to Stabilizer Shaft Link Replacement .
Remove the cotter pin (1) from the ball stud (3).
Loosen the ball stud nut.

Fig 2: Removing Cotter Pin From Ball Stud
Courtesy of GENERAL MOTORS CORP.
Install the J 41820 over the ball stud and lower control arm as shown.
Rotate the ball stud nut counterclockwise in order to separate the ball stud from the steering knuckle.

Fig 3: Installing J 41820 Over Ball Stud & Lower Control Arm
Courtesy of GENERAL MOTORS CORP.
Remove the lower control arm bolts and nuts.
Remove the lower control arm.

Fig 4: Removing Lower Control Arm Bolts & Nuts
Courtesy of GENERAL MOTORS CORP.