GMC Rally G2500 (1985-1995) Cruise control circuit, cutaway chassis

BLK WIRE BRK SW INPUT BRN WIRE CRUISE CONTROL BRAKE SWITCH (ON BRAKE PEDAL SUPPORT) CRUISE CONTROL MODULE (BEHIND LEFT SIDE OF SHIPPING PANEL) CRUISE CONTROL SWITCH DK BLU WIRE DK GRN WIRE FUSE BLOCK GAGES FUSE GROUND GRY WIRE GRY/BLK WIRE HOT IN RUN OR START IGN NCA WIRE ON OFF ON/OFF INPUT PNK/BLK WIRE R/A R/A INPUT S/C S/C INPUT VEHICLE SPEED SENSOR BUFFER (LEFT SIDE OF SHIPPING PANEL) VSS INPUT