Thread: ATF Fluid change, differential oil change, and AWD Transfer case fluid change
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      12-28-2017, 06:01 PM   #38
hardparker
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Quote:
Originally Posted by Polo08816 View Post
I think the reason is due to a thermostatic bypass...
It's because ATF expands as it's heated. A proper fill would probably pour out the better part of a quart at normal operating temperatures with the fill plug open.
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