Radio circuit, w/o surround amplifier for Cadillac XT4 I (2018-2023)

BATTERY POST VOLT BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FF LOW LVL AUDIO (-) LOW REF RF LOW LVL AUDIO SIG GRN WIRE GRN/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT STEERING WHEEL CONTROLS SWITCH LF AUDIO LOW REF SER DATA COMM ENABLE LF LOW LVL AUDIO SIG LOGIC LR LOW LVL AUDIO (-) LOW REF LR LOW LVL AUDIO SIG LT BLU/RED WIRE MICROPHONE LO REF MICROPHONE SIG MUTE NCA WIRE POWER SUPPLY TRANSFORMER RADIO RED WIRE RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RF LOW LVL AUDIO (-) LOW REF RR LOW LVL AUDIO SIG SER DATA SER DATA (+) 9 SER DATA (-) 9 BACKUP LAMP CTRL SER DATA (-) LO SPD GMLAN SER DATA 2 SIG GND STEERING WHEEL AIR BAG COIL SUPPLY VOLT 1 VIO/YEL WIRE VOICE VOICE RECOGNITION AUDIO SIG CELLULAR TELEPHONE MICROPHONE SIG VOICE RECOGNITION LO REF VOICE RECOGNITION AUDIO SIG W/ ONSTAR W/O ONSTAR WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

AUDIO LOW REF AUDIO SIG + BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CELL COAX COMPUTER DATA LINES SYSTEM DOWN GPS GRN WIRE GRN/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HIGH SPD GMLAN INFOTAINMENT CONTROL SWITCH LEFT LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LOW REF LT BLU/RED WIRE MICROPHONE (-) LOW REF MICROPHONE SIG NCA WIRE PNK WIRE PPL/YEL WIRE RED WIRE RED/BLU WIRE RED/VIO WIRE RIGHT RIGHT FRONT MOBILE TELEPHONE MICROPHONE RIGHT STEERING WHEEL CONTROLS SWITCH SEEK DOWN SEEK UP SEL SERIAL DATA (-) 9 VIO/YEL WIRE VOL (-) W/ ONSTAR W/O ONSTAR WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

AM/FM AUXILIARY AUDIO INPUT BLK WIRE BLU WIRE BLU/BLK WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE CELL/GPS COAX COMPUTER DATA LINES SYSTEM ENTERTAINMENT ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) ETHERNET BUS 7 (-) GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HD/XM LOGIC LVDS RADIO RADIO ANTENNA AMPLIFIER RADIO AUDIO MUTE SIG REAR VIEW CAMERA RED/BLU WIRE RED/VIO WIRE REM ENABLE SIG USB USB SER DATA W/ ONSTAR W/O ONSTAR YEL WIRE YEL/BLK WIRE

BATT POST BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DISPLAY ENGINE CONTROL MODULE GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE INFO DISPLAY MODULE LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LOGIC LVDS NETWORK BUS 10 RADIO/HVAC CONTROLS RED/BLU WIRE RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE USB SER DATA VIO/BLU WIRE VOLTAGE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

AUDIO AMPLIFIER (UNDER FRONT OF CENTER FLOOR CONSOLE) BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM CRANKSHAFT POSI SENS REPLICATED SIG ETHERNET BUS 6 (-) FF MIDRANGE SPEAKER (-) LOW REF RADIO AUDIO MUTE SIG FR SPEAKER CONTROL (+) FR SPEAKER SIG (-) FRONT CENTER SPEAKER (-) CTRL FRONT CENTER SPEAKER (-) LOW REF GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LF LOW LEVEL AUDIO (-) LOW REF LF LOW LVL AUDIO (-) LOW REF LF LOW LVL AUDIO SIG LF MIDRANGE SPEAKER CTRL (+) ENTERTAINMENT REMOTE ENABLE SIG LF SPKR (+) (1) BATTERY POSITIVE VOLTAGE LF SPKR SIGNAL (-) 1 GROUND LR LOW LVL AUDIO SIG RR LOW LVL AUDIO SIG NOISE REDUCTION MICROPHONE 1 LOW REF NOISE REDUCTION MICROPHONE 1 SIG NOISE REDUCTION MICROPHONE 2 LOW REF NOISE REDUCTION MICROPHONE 2 SIG NOISE REDUCTION MICROPHONE 3 LOW REF NOISE REDUCTION MICROPHONE 4 RETURN NOISE REDUCTION MICROPHONE 3 SIG NOISE REDUCTION MICROPHONE 4 SIG RED/BRN WIRE RF LOW LVL AUDIO (-) LOW REF RF LOW LVL AUDIO SIG RF MIDRANGE SPEAKER (-) CTRL RF MIDRANGE SPEAKER (-) LOW REF RF SPEAKER (-) CTRL 1 RF SPKR SIG (-) (1) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR LOW LEVEL AUDIO (-) LOW REF RR SPEAKER (+) CTRL RR SPEAKER SIG (-) VIO/BLU WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE