patching a blazer

[TC4x4]

does anyone have anyidea the best way to patch a blazer cab where it steps up to the rear seat right on the corners when you are looking at it from under neith or does anyone know where someone can buy a rust free k5 blazer cab???
thanks the mule

 

[Corey 78K5]

Cut out the bad spot weld in some new sheet metal and lay down some good sealer primer. Simple fix really.