The guilty parties have been identified and banished.
ECU immobilizer delete and a good used cluster from an 800SS, and it's back in business.
Demons be gone!
thanks Nick, light at the end of the tunnel. now to just catch up on all that deferred maintenance. :\
For others, Nick and I were half-speculating the
last time my rectifier failed it over-voltaged the dash. Just a theory of course. I suppose it could've just wore out after 12 years.
Hopefully the new mosfet r/r will last.