Changing referenced part in a drawing view

Say I have a drawing of a part.  I then make that part into an assembly, for example, I add a weld-nut to it.  Is there a way to link the drawing views to the new assembly as opposed to them being linked to just the part?  The way I have been doing this for years is, unfortunately, blowing up the drawing and starting all over, which creates a lot of busy work, re-dimendioing everything and such.  Hoping there is a better way.  Thanks for any help.

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