Body filler and paint will cover what a welder ain't! You will get there. Looking good so far. Why do I see that tan color in the fender mount bolt hole? Did you just lay the patch over the original metal or did you cut them for a butt fit?
1947.2 GMC 1/2T SWB panel 1947.2 GMC 1/2T long bed 1948 GMC 1/2T short bed