Some 2011 Mariner, Milan, 2011-2013 Taurus, Explorer, Edge. MKK, MKS, 2011-2012 Fusion, MKZ, 2011-2012 Flex, MKT, 2013 Flex and MKT vehicles equipped with a 3.5L GTDI engine may exhibit an occasional fluid leak coming from the rear differential vent cap in temperatures below 32 degrees F under certain conditions.
Some 2011 Mariner, Milan, 2011-2013 Taurus, Explorer, Edge. MKK, MKS, 2011-2012 Fusion, MKZ, 2011-2012 Flex, MKT, 2013 Flex and MKT vehicles equipped with a 3.5L GTDI engine may exhibit an occasional fluid leak coming from the rear differential vent cap in temperatures below 32 degrees F under certain conditions.
Inspect the rear drive unit for oil leaking from the vent cap located on the rear cover. If only a slight residue is found around the cap, this is normal.
Remove and discard the vent from the rear drive unit cover.
Install a new vent and clean off any remaining residue.
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