Cadillac DTS I (2005-2011) fan 2 relay 31 Wiring diagrams

1 2 3 4 5 6 7 8 9 10 BATT 4 3 2 1 LOW REF FEED BACK SIG GND MTR SPD CTRL 54 53 RLY CTRL A/C RELAY A/C CLTCH FUSE 4 A/C CLTCH RELAY 34 A/C COMPRESSOR CLUTCH (LOWER LEFT SIDE OF ENGINE) A/C REFRIGERANT PRESSURE SENSOR (ON A/C PRESSURE HOSE) AUXILIARY BLOWER MOTOR (IF EQUIPPED) (UNDER CENTER OF DASH) AUXILIARY BLOWER MOTOR CONTROL MODULE (IF EQUIPPED) (BEHIND MAIN BLOWER MOTOR) AUXILIARY HVAC CONTROL MODULE (IF EQUIPPED) (REAR OF CENTER CONSOLE) BACKLMP CTRL BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (RIGHT REAR OF ENGINE) FAN 1 FUSE 27 FAN 1 RELAY 33 FAN 2 FUSE 26 FAN 2 RELAY 31 FAN 3 RELAY 32 GRY WIRE GRY/BLK WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN RUN OR START HOT W/ PWR/TRN RELAY ENERGIZED HVAC/IPC IGN 1 FUSE 10 IGN RELAY 36 LEFT COOLING FAN (FRONT OF ENGINE COMPT) LOW SPD FAN SERIAL DATA + SERIAL DATA - A/C REF LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MTR SPD CTRL FEED BACK SIG SERIAL DATA ORG/ WIRE ORG/RED WIRE ORG/WHT WIRE OXY SNSR FUSE 6 PNK LOW REF ECT SENS SIG WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED/DK GRN WIRE RIGHT COOLING FAN (FRONT OF ENGINE COMPT) SUNLOAD TWILIGHT SENSOR (TOP CENTER OF DASH) TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

53 35 55 PNK WIRE BLK WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (RIGHT REAR OF ENGINE) FAN 1 RELAY 33 FAN 2 FUSE 26 FAN 1 FUSE 27 FAN 2 RELAY 31 FAN 3 RELAY 32 GRY WIRE HOT AT ALL TIMES HOT W/ PWR/TRN RELAY ENERGIZED LEFT COOLING FAN (FRONT OF ENGINE COMPT) LO SPD FAN SERIAL DATA - SERIAL DATA + LOW REF SENS SIG LT BLU WIRE ORG/ WIRE OXY SNSR FUSE 6 PNK WIRE RIGHT COOLING FAN (FRONT OF ENGINE COMPT) RLY CTRL TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

A/C CLUTCH RELAY 34 AIR PUMP RELAY 37 AIR SOL RELAY 35 AUTOMATIC TRANSMISSION SHIFT LEVER BCM (CTSY) BCM FUSE 19 BLK WIRE BODY CONTROL MODULE (BCM) BRN WIRE DATA LINK CONNECTOR (DLC) DRIVER WINDOW MOTOR FAN 1 FUSE 27 FAN 1 RELAY 33 FAN 2 FUSE 26 FAN 2 RELAY 31 FAN 3 RELAY 32 FROM BATTERY (DIAGRAM 1 OF 5) FROM WSW HTR FUSE (DIAGRAM 1 OF 5) FUSE 33 FUSE 35 GRY WIRE INSIDE REARVIEW MIRROR (ISRVM) LEFT MIDDLE RIGHT MIDDLE DOOR PARK DOOR PARK RELAY RELAY LEFT REAR WINDOW MOTOR LIMOUSINE ORG/ WIRE PASSENGER WINDOW MOTOR PASSKEY FUSE 13 PNK PNK PNK PNK PNK WIRE PNK WIRE PNK/ PNK (I/P HARNESS, 6 CM FROM BRANCH TO HVAC MODULE) WIRE PNK/BRN WIRE PWR WDO CIRCUIT BREAKER 56 PWR/TRN RELAY 29 RAP 1 FUSE 28 RAP-HC RELAY 70 REAR WINDOW SUNSHADE MODULE RED WIRE RIGHT REAR WINDOW MOTOR SUN ROOF FUSE 17 SUNROOF CONTROL MODULE TAN WIRE THEFT DETERRENT MODULE (TDM) TO REAR FUSE BLOCK (DIAGRAM 3 OF 5) TO SDM FUSE (DIAGRAM 3 OF 5) MDL ONSTAR FUSE 42 TRAFFIC PARK INFORMATION SWITCH RECEIVER VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) W/ ONSTAR W/ REAR PASSENGER COMPARTMENT SUNSHADE W/ TRAFFIC INFORMATION RECEIVER W/ FRONT BUCKET, LUXURY SEAT W/ W/O LIMOUSINE LIMOUSINE WINDSHIELD OUTSIDE MOISTURE SENSOR (IF EQUIPPED) YEL WIRE