How to solve the abnormal noise of the car door hinges?

The solution to the abnormal noise of the car door hinges.

1. Several reasons and solutions for the abnormal sound of the door: There are small things in the door interior panel, such as lighters, coins, etc.

2. The interior panel or the sound is loose. This fault can be found by hand, or press the abnormal noise when driving. If the abnormal noise disappears, it is the fault here, and you can try it again.
3. The door hinge (hinge) is rusted. This phenomenon will be heard when the door is opened and closed. Clean the hinge and apply some butter.
4. The door sealant is aging, and the door sealant has been maintained for a long time. The best way is to buy a bottle of silicone grease to maintain it yourself, put the silicone grease on the sealant, absorb it for an hour and wipe it off , will have a good effect.

5. The door lock block is in poor contact, there is a gap or the lubrication is not good, you can apply butter on the lock block or wrap two circles of waterproof tape on the lock pin to solve it.