Cool, thanks Scott. That part # looks like the right one. The cheapest price I can find is $119 shipped. Ouch. -Jason On Oct 18, 2014, at 9:35 AM, Scott Phillips <Scottp at ippe.com> wrote: > Look for same year GM cars (85-91) with climate control. Caddy, Lesabre, ect and you'll get the one with the heat sink. The GM # was GM Part # 12484912 according >