area behind kick panel

[toolboxchev]

Originally Posted by macdaddy70

Turns out mine had rusted at the bottom of the kick panel. I borrowed a bore camera to check inside and make sure it was clean, then I sealed using flex seal. Working so far...time will tell. I will keep it on for a few months before I install carpet to see what moisture gets into cab.

Get that crap out of there, I suspect it is silicone based and will not stay stuck in place. Then rust gets behind it with it holding water and the issues will multiply 10 fold.

Use something like rubberized underbody coating.