Possible Causes
- Incorrect tire pressure.
- Incorrect tire size or different tire/tread type.
- Vehicle is unevenly or excessively loaded.
- Incorrect wheel alignment
- Damaged front suspension components.
- Damaged rear suspension components.
- Steering gear valve effort out of balance.
- Check front and rear brakes for correct operation.
- Check for bent rear suspension components and for damaged or sagging coil springs in front or rear suspension.
- Check rear suspension for loose or worn suspension components or rear suspension retaining bolts.