why does my BMW X3 F25 (2011-2018) make a shuddering sound

Solution

1. Preparation

• Tools Required: Jack and jack stands, wheel chocks, socket set, torque wrench, OBD-II scanner.
• Ensure the vehicle is parked on a level surface and the engine is off.
• Disconnect the battery to avoid any electrical issues during repairs.

2. Inspect Drivetrain Components

• Sub-steps:
  1. Raise the vehicle using a jack and secure it with jack stands.
  2. Remove the wheels if necessary to access the drivetrain.
  3. Visually inspect the driveshaft, CV joints, and differential for any signs of damage or leaks.
  4. Check the condition of the transmission mount and engine mounts for cracks or excessive wear.

3. Transmission Fluid Check

• Sub-steps:
  1. Locate the transmission dipstick or fill plug.
  2. Remove the dipstick or fill plug and check the fluid level.
  3. Inspect the fluid condition; it should be a clear red color without any burnt smell.
  4. If necessary, drain and replace the transmission fluid, and replace the filter if equipped.

4. Suspension Component Inspection

• Sub-steps:
  1. Inspect the control arms, bushings, and sway bar links for wear and damage.
  2. Check for any loose bolts or fasteners.
  3. Replace any worn or damaged components as needed.

5. Reassemble and Reconnect

• Sub-steps:
  1. Reinstall any removed components and wheels.
  2. Lower the vehicle back to the ground.
  3. Reconnect the battery.