1. Steering gear damage: If the steering gear is damaged, it will cause internal parts to rub, or the steering system fails, resulting in abnormal sound when the car turns. In this case, it is necessary to go to the repair shop for inspection and maintenance.

2. Brake pads are damaged: If the brake pads are badly worn, the car will scream when turning. In this case, the brake pads should be replaced.

3. Tire damage: When pebbles or nails are stuck on the tire, it will make abnormal noise when turning. In this case, the tires should be inspected and repaired.

4. Incorrect toe-in value: If the toe-in value of the tire is incorrect, the front wheels will produce abnormal noise due to non-parallelism. In this case, it is necessary to reconfirm the toe-in value and conduct four-wheel alignment on the vehicle.