Quote:
Originally Posted by M.B.DOC
Most 1999 & later MB's don't have T/C drain plugs.
Don't use any fluid except the factory 722.6 synthetic fluid.
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I was told that the only reason we use Dexron III is because that was the only fluid available during the MFG of my model/year.
Dexron VI is said to be fully backward compatible with III.