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univmd's avatar
univmd
Explorer
Mar 12, 2016

Freightliner diesel pusher differential oil leak?

Freightliner diesel pusher differential oil leak? The tiny drop on ground is very thin like water, almost clear, a little yellow, not oily, not sticky, no smell. It looks like it is coming from top of...
Class A
wolfe10's avatar
wolfe10
Explorer
Mar 13, 2016
If the differential is letting out that amount of "liquid", you absolutely need to remove the FILL plug and check the oil.

That is a LOT cheaper than having water in it and having to replace/rebuild the differential.

The vent should only let small amounts of AIR in and out with changes in temperature.

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