Another thread on rear diff. lubricant.....
I didn't want to hack the other thread going on with rear diff. questions, but it influenced me to post my issue with my rear diff. I have a 2003 Chevrolet Tahoe, 5.3 4x4 133,000 miles. About two yea...
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I would guess that the spider gears are chipped and small pieces are in the case.
You could try changing lubricant and watch for parts in drain pan, but if they are damaged it won't do any good.
You could try changing lubricant and watch for parts in drain pan, but if they are damaged it won't do any good.
