Quote:
Originally Posted by X5only
Not the level, I meant draining old fluid and refilling with fresh dealer supplied fluid. It's pretty cheap. I would try that before anything else. I almost replaced/rebuilt my whining transfer case (as recommended by Indy and dealer tech) but decided to first drain and refill the fluid. The whining gradually subsided in a span of about 300 miles and then completely stopped. That was like 10k miles ago.
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Yes, that is true. I'm planning to dive into that this weekend, not confident it will resurrect it though and want to know my options.