What are the symptoms of a bad differential bearing in a car?

1 Answers
GageLynn
07/30/25 8:07am
Car differential bearing failure symptoms include: 1. Producing a humming noise during driving, with this abnormal sound maintaining a relatively stable rhythm; 2. Experiencing noticeable jerking sensations during vehicle acceleration/deceleration or startup, and feeling significant resistance when turning. The causes of differential bearing failure include bearing wear or scorching, which not only leads to axis deflection but also accelerates bearing wear and may directly affect other components' operation. If the bearing clearance is too small, it will intensify bearing wear and may cause phenomena such as roller surface scorching, pitting, or surface layer peeling.
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