I went through this with my NBS; I’m not sure what sort of design changes went into effect in the HVAC intake area between the OBS and NBS bodies but feel free to take a look at my thread. I finally diagnosed mine after who knows how long, and confirmed it by running a water hose over the broken cover:
Soaked Floorboard Fix (Hopefully)
Well, thanks to this rain NC has gotten from Elsa I was able to finally figure out where my wet passenger floorboard issue is coming from (I hope). Lots of downpours over the past few days left my carpet soaked. Beyond pissed off that I thought it was still the EVAP condenser issue, I pulled...