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fulltiming · 12-07-2007, 06:17 AM

Not sure about an '87 but the early '90's models had a Front Terminal Board on the fire wall in front of the co-pilot's seat behind a removable panel. On mine, connection 33 is Automotive Heat Pump and 35 is Automotive Air. Might start there.

12-07-2007, 06:17 AM	#2
fulltiming Senior Member Join Date: Feb 2006 Location: Texas Posts: 1,558	Not sure about an '87 but the early '90's models had a Front Terminal Board on the fire wall in front of the co-pilot's seat behind a removable panel. On mine, connection 33 is Automotive Heat Pump and 35 is Automotive Air. Might start there. __________________ Michael and Georgia Day 1992 Newell 43.5' #281 8V92 DDEC-2, HT740 PT Cruiser GT with Remco Transmission Pump https://newellowner.com/newell-photos/