Inspect for an out-of-valance tire or wheel.

Balance the tire or the wheel.

Inspect for excessive wheel hub runout.

Measure the hub flange runout. Replace the hub as needed.

Inspect for excessive brake drum or brake rotor imbalance.

Adjust the brakes. Replace the brake rotor or the brake drum as needed.

Inspect for worn tie rod ends.

Replace the outer tie rods.

Inspect for wheel trim imbalance.

Balance the wheel.

Inspect for a worn lower ball joint.

Replace the lower ball joint.

Inspect for excessive wheel runout.

Measure the wheel runout. Replace the wheel as needed.

Inspect for excessive loaded radial runout on the tire and wheel assembly

Match-mount the tire and wheel assembly.