16 what happened to the squeaking of the left front wheel when the new sylphy played square in situ? An old man who knows the situation

The abnormal sound in the original direction may be the problem of rubber parts such as the lifting lug of the balance bar and the rubber sleeve of the arm. The sound of 1 may be tire noise, and every tire will have tire noise, but the time and sound size are different, which will not affect the normal use; Incorrect toe-in of front and rear wheels will cause wavy wear on the tire tread, which will also produce this abnormal sound. 3 wheel bearings.