V6 and the 6L80E

Howdy,

Did the 4.3L V6 ever share a PCM with a V8 application that used the 6L80E or 6L90E transmissions that you could do a segment swap on? All the 4.3L V6 stuff with the 6spd auto's is the later LV3 SIDI stuff that won't work in my application.

Thanks!