zf6 cold shift

[79jasper]

Did find some tidbits of info. http://www.thedieselstop.com/forums/f27/zf-6-lube-differences-246609/ take a look at post 13.
Seems most don't have luck with the Mobil 1.
What I'm seeing is a slightly thicker fluid is better.

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[greenskeeper]

removed 1 qt of the ATF and added 1 quart of Lucas Oil 75w-90.

no more crunch into 3rd gear during a test drive this evening.