try this guy mr runner-i got his number when i first had the imperial.
the a/c controller is auto temp II and was used on mercedes cars as well.
i got it regassed at the time and everything worked ok apart from that bit!
good luck
never actually got round to phoning him
Contact George Murphy at Performance Analysis, 1345 Oak Ridge Turnpike, Suite 258, Oak Ridge, TN 37830; 423/482-9175.
one day your life will flash before your eyes....
just make sure its worth watching.
dave" longshot" long