what causes uneven tire wear on my Volvo XC90

Solution

1. Tire Pressure Adjustment

• Sub-steps:
  1. Remove valve caps from each tire.
  2. Use a tire pressure gauge to measure current pressure.
  3. Inflate or deflate tires to match the manufacturer's recommended pressure (found on the driver's door jamb).
  4. Replace valve caps securely.

2. Wheel Alignment

• Sub-steps:
  1. Drive the vehicle onto an alignment rack or level surface.
  2. Adjust the alignment settings according to the specifications for the Volvo XC90.
  3. Ensure the camber, caster, and toe angles are within the acceptable range.
  4. Tighten all adjustment bolts to the manufacturer’s torque specifications.

3. Suspension Inspection and Repair

• Sub-steps:
  1. Lift the vehicle using a jack and secure it with jack stands.
  2. Visually inspect the suspension components for wear or damage.
  3. Replace any worn components (e.g., struts, control arms, bushings).
  4. Reassemble parts and lower the vehicle.