Radial Tire Lead/Pull Correction

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

DEFINITION: Lead/pull is the deviation of the vehicle from a straight path on a level road with no pressure on the steering wheel.

Lead is usually caused by poor tire construction, uneven brake assemblies, improper tire, or wheel alignment in the front tires. Rear tires will not cause lead.

Inspect and repair/replace the tire/wheel assemblies for correct tire pressure, excessive/uneven tire wear, correct tire size, excessive radial/lateral wheel runout, or out of balance. After repairs, go to next step.
Inspect and repair the front and rear suspensions for damage, excessive wear, loose components or excessive wheel bearing play. After repairs, go to next step.
Inspect and repair the power steering gear and pump for damage or excessive wear. After repairs, go to next step.
Cross-switch the front tire/wheel assemblies. Road test the vehicle. Does the vehicle still lead/pull? If yes, go to next step. If no, system is okay.
Does the vehicle lead/pull in the opposite direction? If yes, go to next step. If no, go to BRAKING ACTION UNEVEN -- PULLS TO ONE SIDE .
Cross-switch the left front tire/wheel assembly with the left rear tire/wheel assembly. Road test the vehicle. Does the vehicle still lead/pull? If yes, go to next step. If no, go to step 8 .
Cross-switch the right front tire/wheel assembly with the right rear tire/wheel assembly. Road test the vehicle. Does the vehicle still lead/pull? If yes, go to BRAKING ACTION UNEVEN -- PULLS TO ONE SIDE . If no, go to step 9 .
Replace the left rear tire.
Replace the right rear tire.