Humming noise

Asked by Feb 22, 2017 at 08:58 PM about the 2004 Chevrolet Blazer 4 Door LS 4WD

Question type: Maintenance & Repair

I have a 2004 chevy blazer when driving in
2 wheel it makes a humming noise or
grinding noise and when you slow down it
gets louder but if you put it in 4 wheel it
goes away what could it be

1 Answer

73,795

I would check the front wheel bearings. This can make that noise. Front wheel bearings could be bad.

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