Brake pad squeak and metal friction sound is usually caused by severe brake pad wear or poor brake pad material. Here's how to solve the brake pad squeak metal friction sound:
1.Check the brake pads: Check the wear of the brake pads, if the brake pads are seriously worn, you need to replace the brake pads with new ones in time.
2.Clean the brake pads: If there are foreign objects or dust on the brake pads, clean them up to ensure good contact between the brake pads and the brake disc.
3.Replace the brake pads: If the brake pads are badly worn or the material is not good, it is recommended to replace them with new ones. Choose the best brake pads, which can reduce noise and wear.
4.Check the brake disc: Check the brake disc for scratches or uneven places, and if so, need to repair or replace the brake disc in time.
5.Adjust the distance between the brake pads and the brake disc: If the distance between the brake pads and the brake disc is too large or too small, it will cause abnormal noise. Adjust the distance between the brake pads and the brake disc to make sure they are in good contact with each other.
Please note that the use of professional tools and equipment is required when changing brake pads or discs, and the relevant safety operating procedures need to be followed. If you are not familiar with these operations, it is advisable to take your vehicle to a professional car repair shop for repair.