how to repair U-joint issues on BMW X3 G01 (2018-2024)

Solution

1. Preparation

• Gather tools and parts needed for the repair.
• Safety: Disconnect the battery before beginning work.

Tools Required:

• Socket set
• Torque wrench
• U-joint removal tool or press
• Grease gun
• Safety goggles
• Jack and jack stands

2. Remove Driveshaft

• Sub-steps:
  1. Raise the vehicle using a jack and secure it with jack stands.
  2. Remove any underbody shields or covers obstructing access to the driveshaft.
  3. Unbolt the driveshaft from both the rear differential and the transmission using the socket set.
  4. Carefully slide the driveshaft out from the vehicle.

3. Replace U-Joints

• Sub-steps:
  1. Place the driveshaft in a vise or on a work surface.
  2. Use the U-joint removal tool or press to push out the old U-joint from the driveshaft yokes.
  3. Clean the yoke surfaces thoroughly.
  4. Insert the new U-joint, ensuring it is oriented correctly.
  5. Use the press to install the new U-joint securely, following torque specifications.

4. Reinstall Driveshaft

• Sub-steps:
  1. Slide the driveshaft back into position on the transmission and rear differential.
  2. Bolt the driveshaft securely in place, following the manufacturer’s torque specifications.
  3. Reattach any underbody shields or covers that were removed.

5. Grease U-Joint

• Sub-steps:
  1. Use a grease gun to apply grease into the U-joint fittings until you see grease oozing out.
  2. Ensure that all U-joints are adequately lubricated.