OK went out to the MH this morning and no joy on the vent being plugged. No smell in the home now but I don't want it again. Got a pic of the drain(It's in the albums "LEN ") Then I saw someone mention yellow stuff--Whatsat??????
all so look in the cabinite under the sink there is a VENT cap in there replace it, they leak, smells althe time when you drive and sit if bad , only a couple a dollars looks like i little dome wiith holes... thats your smell !!!!!!!!!