Possible Causes
- Incorrect tire size or pressure.
- Vehicle unevenly loaded or overloaded.
- Loose/worn front wheel spindle, tie-rods or tie-rod ends.
- Steering gear retaining bolts loose or damaged.
- Loose/worn front suspension ball joint(s).
- Flexible coupling to pinion shaft bolt loose.
- Flexible coupling joints loose/worn.
- Incorrect wheel alignment.
- Loose/worn rear suspension.