I too have a 2018 400. I have not noticed this problem (yet), but good to know of the possibility. I would tape off the bottom of the seal area, then squirt in a two-part liquid epoxy resin. The kind… (View Post)
You can thin room temp epoxy with a little acetone and use a syringe to squirt it in or dribble it (patiently) with a toothpick, as long as none leaks out the bottom. (View Post)
No, I replaced a panel after repairs. My back (over bed) driver-side panel vibrated loose, partially detaching and stripping the screw-hole threads in one corner. I sealed the damaged holes with JB W… (View Post)
I follow the same routine as Mike, above, which makes good sense! In my case, it wasn’t enough. That might be a problem only for a subset of early 400s pulled by trucks. And Brian is correct about th… (View Post)
The acrylic windows, at least those in my 2018 400, are made by plastoform.eu, which is located in Slovenia. I don’t know what that means regarding the company’s willingness to accept responsibility … (View Post)