Our 5'er is fairly new, we've been living in it in the Houston area for 6 months while we locate a home to buy. The carpet has picked up an oder and need to do something about it. We did the carpet cl...
I'd venture a guess that it isn't the actual carpet that's developed the smell but the cheap glue used to hold it down. Those glues get damp (what you did with the carpet cleaner only made it worse I fear) and they'll stink it up. Most RV Manufacturers use cheap, toxic glues to hold down stuff and hold together stuff.