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...
Forum Discussion
well, when servicing my rear diff, should I put back in the 75w90 full synthetic? and with or without the additive?
