my BMW 5 Series G30/G31 (2017-2024) shakes when I accelerate what's wrong

Solution

1. Preparation

• Tools Required: Jack, jack stands, wheel chocks, OBD-II scanner, torque wrench, socket set.
• Instructions:
  • Park the vehicle on a level surface and engage the parking brake.
  • Disconnect the battery to prevent any electrical issues during the repair process.

2. Tire Inspection and Balancing

• Sub-steps:
  • Remove the wheels using a socket set to access the tires.
  • Inspect tires for uneven wear, bulges, or foreign objects.
  • If balancing is needed, mount the tire on a balancing machine and adjust weights accordingly.
  • Reinstall the wheels and torque the lug nuts to the manufacturer’s specification (usually around 100-120 Nm).

3. Wheel Alignment

• Instructions:
  • Use an alignment machine to check the alignment settings.
  • Adjust toe, camber, and caster to manufacturer specifications.
  • Test drive the vehicle to ensure proper alignment.

4. Inspect Drivetrain Components

• Sub-steps:
  • Lift the vehicle and inspect the driveshaft and CV joints visually for cracks or excessive play.
  • Replace any damaged CV joints or driveshaft components as necessary.

5. Check Engine and Transmission Mounts

• Sub-steps:
  • Inspect mounts for cracks or signs of wear.
  • Replace any failed mounts with OEM parts to maintain proper engine and transmission alignment.

6. Examine Suspension Components

• Instructions:
  • Check control arms, bushings, and shock absorbers for wear or damage.
  • Replace any worn suspension components with high-quality replacements.