Cadillac ATS I (2012-2014) w/o start/stop system Wiring diagrams

1 2 3 4 ACTR RTN ACTR TRANSMIT SIG ACTR RECEIVE SIG ACTR SPLY VOLT 1 2 4 DR LOCK CTRL DR LOCK CTRL (2) ACTR UNLOCK CTRL 2 3 19 15 4 GROUND BAT POS VOLT SW LOCK SIG SW UNLOCK SIG B+ 2.0L 24 20 HOOD STATUS B SIG B+ 25 24 GMLAN SERIAL DATA (+) GMLAN SERIAL DATA (-) 2500 2501 COMPUTER DATA LINES SYSTEM 27 16 ACTR TRANSMIT SIG ACTR RETURN 3 18 13 19 B+ HEAD LP HIGH RLY CTRL HEAD LP LOW RLY CTRL HORN RLY CTRL 309 709 EXTERIOR LIGHTS SYSTEM 5 21 IND DIM CTRL SCTY IND CTRL 5 6 RH PARK LP SPLY VOLT LH PARK LP SPLY VOLT ACTR RECEIVE SIG ACTR SPLY VOLT ANTENNA (UPPER PART OF REAR WINDOW) BCM 5 FUSE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/GRN WIRE BRN/PPL WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX OG RFR COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) FM/RFR GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HORNS SYSTEM HOOD STATUS A SIGNAL HOT AT ALL TIMES HOT AT ALL TIMES UNDERHOOD FUSE BLOCK BCM 7 (RIGHT FRONT OF FUSE ENGINE COMPT) HOT W/ IGNITION MAIN RELAY ENERGIZED AOS DISPLAY/ MIL IGN FUSE LEFT REAR SIG LF DR AJAR SW SIG LOGIC NCA WIRE OG COAX RADIO ANTENNA AMPLIFIER REAR RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RIGHT REAR SIDE OF REAR WINDOW SHELF) RFR SCTY LOCK RLY CTRL SENS LOW REF HOOD LATCH SERIAL DATA VIO/GRY WIRE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/VIO WIRE YEL BLK/ WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

2.0L 39 40 SERIAL DATA (+) SERIAL DATA (-) AMBIENT LIGHT/SUNLOAD SENSOR (UPPER CENTER OF THE INSTRUMENT PANEL) BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DOOR DEAD LOCK RELAY ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD LATCH SNSR LOW REF HOOD STATUS A SIGNAL HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HVAC CONTROL MODULE (NEAR RIGHT KICK PANEL) LOGIC RIGHT REAR WINDOW SWITCH NCA WIRE REAR COMPARTMENT FUSE BLOCK (LEFT SIDE OF LUGGAGE COMPT) RED/BLU WIRE RIGHT REAR DOOR LATCH ASSEMBLY RR DR AJAR SW SIG THEFT MDL/ UGDO/RAIN SNSR FUSE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/BLU WIRE WIRE CHANNEL UNDER LEFT SIDE OF REAR SEAT) YEL WIRE

2.0L A SIGNAL ACTR RECEIVE SIG ACTR RETURN ACTR RTN ACTR SPLY VOLT ACTR TRANSMIT SIG ACTR UNLOCK CTRL AMBIENT LIGHT/SUNLOAD SENSOR ANTENNA AOS DISPLAY/ MIL IGN FUSE BAT POS VOLT BCM 5 FUSE BCM 7 FUSE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/GRN WIRE BRN/PPL WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM DR LOCK CTRL DR LOCK CTRL (2) DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR ENGINE CONTROL MODULE FM/RFR GMLAN SERIAL DATA GRN WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HEAD LP HIGH RLY CTRL HEAD LP LOW RLY CTRL HEADLIGHTS SYSTEM HOOD LATCH HOOD STATUS HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROL MODULE IND DIM CTRL LEFT REAR SIG LF DR AJAR LH PARK LP SPLY VOLT LOGIC NCA WIRE OG COAX RADIO ANTENNA AMPLIFIER REAR COMPARTMENT LID LATCH RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE REMOTE CONTROL DOOR LOCK RECEIVER RFR RH PARK LP SPLY VOLT RIGHT REAR SIG SCTY IND CTRL SCTY LOCK RLY CTRL SENS LOW REF SERIAL DATA SW LOCK CTRL SW LOCK SIG SW SIG SW UNLOCK CTRL SW UNLOCK SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

2.0L AMBIENT LIGHT/SUNLOAD SENSOR BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DOOR DEAD LOCK RELAY ENGINE CONTROL MODULE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD LATCH SNSR LOW REF HOOD STATUS A SIGNAL HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HVAC CONTROL MODULE LOGIC NCA WIRE REAR COMPARTMENT FUSE BLOCK RED/BLU WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DR AJAR SW SIG SERIAL DATA THEFT MDL/ UGDO/RAIN SNSR FUSE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/BLU WIRE YEL WIRE

1 2 3 RTN LIN BUS 11 SPLY VOLT 2.0L 2500 2501 COMPUTER DATA LINES SYSTEM 39 40 SERIAL DATA (+) SERIAL DATA (-) BAT POS VOLT BCM 7 FUSE BLK WIRE BLK/ (OR BLK WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN/GRN WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 87 76 65 DRIVER SECURITY INFORMATION IND CENTER DISPLAY ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) GRN RED/ WIRE GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GROUND GRY/BLK WIRE HOOD AJAR SWITCH (AT HOOD LATCH) HOOD LATCH SNSR LOW REF HOOD SIG HOOD STATUS A SIGNAL HOT AT ALL TIMES INSTRUMENT CLUSTER LOGIC NCA WIRE RED/GRN WIRE SERIAL DATA UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE YEL BLK/ WIRE YEL WIRE

AUXILIARY RADIO AUDIO INPUT BLUNT CUT TRAILER PROVISION (IF EQUIPPED) BREAKOUT ON TAG LEG) CAMERA FUSE CHANNEL IN RIGHT INSTRUMENT PANEL) DRIVER SEAT MEMORY CONTROL MODULE (W/ MEMORY) DRIVER WINDOW SWITCH ECM BATT FUSE ENGINE CONTROL MODULE FROM BACKUP LAMP BREAKOUT) FROM CNSTR VENT FUSE (DIAGRAM 2 OF 6) FROM INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 4 OF 6) FRONT, REAR PARKING ASSIST CONTROL MODULE (IF EQUIPPED) FUEL PUMP CONTROL MODULE FUEL PUMP FSCM FUSE FUSE FUSE 9 HUMAN MACHINE INTERFACE MEDIA DISC CONTROL PLAYER MODULE (IF EQUIPPED) LEFT MIRROR CONTROL MODULE (W/ MEMORY) LEFT SIDE OBJECT SENSOR MODULE MIR WNDW MDL FUSE MSM FUSE ONSTAR FUSE OUTSIDE REAR VIEW MIRROR SWITCH (W/O MEMORY) PLAYER PNK WIRE POWER TRAILER SUPPLY LIGHTING TRANSFORMER CONTROL MODULE RDO/ DVD FUSE REAR COMPARTMENT LID UNLATCH RELAY REAR DEFOGGER RELAY REARVIEW CAMERA (IF EQUIPPED) RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT SIDE OBJECT SENSOR MODULE RR CLOSR FUSE SADS FUSE SBZA/LDW/ EOCM FUSE SUSPENSION CONTROL MODULE (IF EQUIPPED) TC CNTRL MDL/RR CNTRL MDL TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE (W/ ONSTAR) TO THEFT MDL/UGDO/RAIN SNSR FUSE (DIAGRAM 6 OF 6) TRAILER IGNITION POWER RELAY (W/ PEDESTRIAN PROTECTION) TRAILER LIGHTING CONTROL MODULE TRANSFER CASE CONTROL MODULE (AWD) TRLR FUSE TRLR MDL FUSE TRLR/ SUNSHD FUSE UPA FUSE VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE W/ INTELLIGENT BRAKE ASSIST W/O INTELLIGENT BRAKE ASSIST W/ SIDE OBSTACLE DETECTION W/ START/STOP SYSTEM W/O COMPACT W/O START STOP SYSTEM W/O START/STOP SYSTEM

1 2 3 4 ACTR RTN ACTR TRANSMIT SIG ACTR RECEIVE SIG ACTR SPLY VOLT 1 2 4 DR LOCK CTRL DR LOCK CTRL (2) ACTR UNLOCK CTRL 2 3 19 15 4 GROUND BAT POS VOLT SW LOCK SIG SW UNLOCK SIG B+ 2.0L 24 20 HOOD STATUS B SIG B+ 25 24 GMLAN SERIAL DATA (+) GMLAN SERIAL DATA (-) 2500 2501 COMPUTER DATA LINES SYSTEM 27 16 ACTR TRANSMIT SIG ACTR RETURN 3 18 13 19 B+ HEAD LP HIGH RLY CTRL HEAD LP LOW RLY CTRL HORN RLY CTRL 309 709 EXTERIOR LIGHTS SYSTEM 5 21 IND DIM CTRL SCTY IND CTRL 5 6 RH PARK LP SPLY VOLT LH PARK LP SPLY VOLT ACTR RECEIVE SIG ACTR SPLY VOLT ANTENNA (UPPER PART OF REAR WINDOW) BCM 5 FUSE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/GRN WIRE BRN/PPL WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX OG RFR COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) FM/RFR GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HORNS SYSTEM HOOD STATUS A SIGNAL HOT AT ALL TIMES HOT AT ALL TIMES UNDERHOOD FUSE BLOCK BCM 7 (RIGHT FRONT OF FUSE ENGINE COMPT) HOT W/ IGNITION MAIN RELAY ENERGIZED AOS DISPLAY/ MIL IGN FUSE LEFT REAR SIG LF DR AJAR SW SIG LOGIC NCA WIRE OG COAX RADIO ANTENNA AMPLIFIER REAR RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RIGHT REAR SIDE OF REAR WINDOW SHELF) RFR SCTY LOCK RLY CTRL SENS LOW REF HOOD LATCH SERIAL DATA VIO/GRY WIRE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/VIO WIRE YEL BLK/ WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

2.0L 39 40 SERIAL DATA (+) SERIAL DATA (-) AMBIENT LIGHT/SUNLOAD SENSOR (UPPER CENTER OF THE INSTRUMENT PANEL) BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DOOR DEAD LOCK RELAY ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD LATCH SNSR LOW REF HOOD STATUS A SIGNAL HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HVAC CONTROL MODULE (NEAR RIGHT KICK PANEL) LOGIC RIGHT REAR WINDOW SWITCH NCA WIRE REAR COMPARTMENT FUSE BLOCK (LEFT SIDE OF LUGGAGE COMPT) RED/BLU WIRE RIGHT REAR DOOR LATCH ASSEMBLY RR DR AJAR SW SIG THEFT MDL/ UGDO/RAIN SNSR FUSE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/BLU WIRE WIRE CHANNEL UNDER LEFT SIDE OF REAR SEAT) YEL WIRE

2.0L A SIGNAL ACTR RECEIVE SIG ACTR RETURN ACTR RTN ACTR SPLY VOLT ACTR TRANSMIT SIG ACTR UNLOCK CTRL AMBIENT LIGHT/SUNLOAD SENSOR ANTENNA AOS DISPLAY/ MIL IGN FUSE BAT POS VOLT BCM 5 FUSE BCM 7 FUSE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/GRN WIRE BRN/PPL WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM DR LOCK CTRL DR LOCK CTRL (2) DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR ENGINE CONTROL MODULE FM/RFR GMLAN SERIAL DATA GRN WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HEAD LP HIGH RLY CTRL HEAD LP LOW RLY CTRL HEADLIGHTS SYSTEM HOOD LATCH HOOD STATUS HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROL MODULE IND DIM CTRL LEFT REAR SIG LF DR AJAR LH PARK LP SPLY VOLT LOGIC NCA WIRE OG COAX RADIO ANTENNA AMPLIFIER REAR COMPARTMENT LID LATCH RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE REMOTE CONTROL DOOR LOCK RECEIVER RFR RH PARK LP SPLY VOLT RIGHT REAR SIG SCTY IND CTRL SCTY LOCK RLY CTRL SENS LOW REF SERIAL DATA SW LOCK CTRL SW LOCK SIG SW SIG SW UNLOCK CTRL SW UNLOCK SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

2.0L AMBIENT LIGHT/SUNLOAD SENSOR BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DOOR DEAD LOCK RELAY ENGINE CONTROL MODULE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD LATCH SNSR LOW REF HOOD STATUS A SIGNAL HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HVAC CONTROL MODULE LOGIC NCA WIRE REAR COMPARTMENT FUSE BLOCK RED/BLU WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DR AJAR SW SIG SERIAL DATA THEFT MDL/ UGDO/RAIN SNSR FUSE VIO/YEL WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/BLU WIRE YEL WIRE