There was a recent thread on water leaks into cabs, and welding seems around firewall to sure up rigidity and stop leaks. Good time to really tighten up your truck and keep it sealed up nicely.

https://board.moparts.org/ubbthread...85-d150-water-leak-body.html#Post2747191

Last edited by larrymopar360; 04/11/20 01:54 PM.
Facts are stubborn things.