Q: Have milky substance on end of oil stick but none under oil cap and the car doesn't overheat? It's a 09 ml350
My car told me to check oil at next fill up. There was a milky substance on the end of the dipstick but none under oil cap. Car does not overheat. My water pump has slight movement and squealing so I'm about to replace that today but I don't think that's the issue. What do uthink?
My car has 129000 miles.
My car has an automatic transmission.
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