See Figures 1 and 2
Anytime the ball joint is separated from the knuckle, it should be checked for looseness. If it is loose or can be twisted in the socket by hand, the ball joint must be replaced.
- Raise and safely support the vehicle with jackstands under the left and right lower control arms, as far outboard and nearest to the ball joint as possible.
- Make sure the vehicle is stable and does not rock on the stands.
- Position a dial indicator against the wheel rim.
- Grasp the front tire and push in on the bottom while pulling out at the top. Read the dial indicator, then reverse the push-pull procedure.
- Horizontal deflection on the dial indicator must not exceed 0.125 in. (3.18mm).
- The ball joint must be replaced if deflection is greater than indicated.
REMOVAL & INSTALLATION
See Figures 3 and 4
- Raise and support the vehicle safely.
- Safely support the lower control arm with a jackstand.
- Remove the tire and wheel assemblies.
- Using J-33436 or equivalent ball joint removal tool, separate the ball joint from the knuckle.
Remove the upper ball joint from the control arm as follows:
- Center punch the rivet.
- Drill a pilot hole, then drill the rivet head.
- Punch out the rivet.
- Install a new ball joint into the upper control arm and position so the cotter pin can be installed from the rear to the front of the vehicle.
- Install and tighten the mounting nuts to 13 ft. lbs. (18 Nm).
- Position the ball stud into the steering knuckle, then install the upper ball joint stud washer and nut. Tighten the upper control arm ball stud nut to 33 ft. lbs. (45 Nm). Tighten the nut additionally as necessary to insert the cotter pin but do not exceed 63 ft. lbs. (85 Nm).
- Install a new cotter pin from the rear to the front of the vehicle.
- Remove the jackstand and lubricate the ball joint.
- Install the tire and wheel assembly, then lower the vehicle.