Sorry to hear about your issues with the new coach. I too have had the DS window leak. I looked at the silicone caulking around the window and found it to be not perfect. I re caulked with clear silicone and now only on a rare occasion do I get a drop or two.
Rod & Shelly Ladd & a dog named Blu
2020 Tiffin Allegro Bus 45 OPP
2021 Jeep Wrangler Rubicon Xtreme Recon Edition