GMC Suburban C2500 (1985-1999) Auxiliary heater-a/c circuit

1995 VFTC 77 OR 1923 AUXILIARY HEATER AND A/C CONTROL MODULE (FRONT) (OVERHEAD CONSOLE) AUXILIARY HEATER AND A/C CONTROL MODULE (REAR) (OVERHEAD CONSOLE) AUXILIARY HEATER AND A/C MODULE BATTERY BLK WIRE BLOWER MOTOR (BEHIND LEFT REAR WHEELWELL) BLOWER RESISTOR BRN WIRE CONTROL INPUT CONVENIENCE CENTER (UNDER LEFT SIDE OF I/P) DK BLU OR ORG WIRE DK BLU WIRE FUSE BLOCK GROUND GROUND IGNITION GRY WIRE HIGH BLOWER RELAY (ON AUXILIARY HEATER-A/C MODULE) HOT IN RUN HOT IN RUN A/C MAXI FUSE 3 HOT W/HEADLAMP SWITCH IN PARK OR HEAD ILLUM FUSE 14 LOW BLOWER RELAY (ON AUXILIARY HEATER-A/C MODULE) LT BLU WIRE MEDIUM BLOWER RELAY (ON AUXILIARY HEATER-A/C MODULE) MODE DOOR ACTUATOR (UNDER I/P, ON HEATER A/C CASE) ORG/ WIRE REAR CTRL A/C FRT CTRL A/C RED WIRE RR HVAC TEMP DOOR ACTUATOR (UNDER I/P, ON HEATER A/C CASE) UNDERHOOD FUSE/RELAY CENTER W/ HTR W/O HTR WHT WIRE YEL WIRE