Serious rust under carriage to point of full removal - HELP

ricelake922 wrote:
The under carriage of the RV is rusted to the point that it will require removal and replacement.

According to who ??

I was told that the seals were failing on ALL of my windows too and had to be replaced.....and some outrageous cost. All BS.

Get a second and third opinion.
The odds of this being necessary are EXTREMELY low.
The frame on most any 20 year old vehicle will LOOK like it's about ready to fall apart; it is NOT.

High probability of a scam here.