my Volvo XC90 makes a loud grinding noise when I turn the steering wheel what's wrong

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a level surface and secure it with wheel chocks.
• Disconnect the negative battery terminal to prevent any electrical issues.

2. Inspect and Replace Power Steering Fluid

• Sub-steps:
  1. Locate the power steering reservoir and remove the cap.
  2. Check the fluid level and condition; if it's low or dirty, proceed to replace it.
  3. Use a turkey baster or fluid pump to remove old fluid from the reservoir.
  4. Refill with manufacturer-approved power steering fluid to the correct level.
• Tools Required: Turkey baster, new power steering fluid.

3. Check and Replace Steering Components

• Sub-steps:
  1. Raise the front of the vehicle using a jack and secure with jack stands.
  2. Inspect the tie rod ends and ball joints for play; replace any that are worn or damaged.
  3. Inspect the steering rack for any signs of leaks or damage; replace if necessary.
• Tools Required: Socket set, torque wrench, ball joint separator.

4. Inspect and Replace Wheel Bearings

• Sub-steps:
  1. Remove the front wheels to access the hub assembly.
  2. Check the wheel bearings for play or grinding noise by spinning the hub.
  3. If defective, remove the hub assembly and replace the wheel bearings.
  4. Reassemble and ensure everything is torqued to specifications.
• Tools Required: Hub puller, socket set, torque wrench.