[plane]

I just don't see the bottom line value in this proposition.
There's no pro-forma financial analysis to back it up.
No synergies mentioned.
No investigation of the incremental costs involved in producing GMC products.
No discussion regarding the costs of closing down GMC dealerships.

Burned once by Oldsmobile.
GM is going to think carefully and make any decisions based on the bottom line.
I just don't see the bottom line relevance in this scenario.
I can think of several things GM should probably do before going down this route.