Cadillac CTS I (2002-2007) Radio circuit, base

1 2 3 4 5 6 7 8 PPL REMOTE RADIO CTRL VOLTAGE 1 2 3 BATTERY FM COMPOSITE SIGNAL CLASS 2 SERIAL DATA 1544 5149 (OR 655) 18 19 20 21 22 PNK WIRE 1807 5152 (OR 1782) AM/FM ANTENNA SIGNAL AMP FUSE ANTENNA SIGNAL AUDIO FUSE BARE BATTERY GROUND BLK WIRE BLK/WHT WIRE BRN WIRE CELLULAR MICROPHONE SIGNAL DRAIN WIRE 10 2 BARE COAXIAL CABLE COIL 1 COIL 2 COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FM ANTENNA SIGNAL FM COMPOSITE SIGNAL MODEM GROUND (NOT USED) GPS SIG GRY WIRE HOT AT ALL TIMES INFORMATION UP SW SIGNAL VOICE IN SIGNAL PNK WIRE INSIDE REARVIEW MIRROR INSTRUMENT CLUSTER SYSTEM JOINT CONNECTOR KEYLESS ENTRY/TIRE PRESSURE ANTENNA SIGNAL LEFT "A" PILLAR SPEAKER (TWEETER) LEFT FRONT DOOR SPEAKER (MIDRANGE) LEFT REAR FUSE BLOCK (BELOW LEFT REAR SEAT) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODEM RECEIVE (NOT USED) ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL CLASS 2 SERIAL DATA RETURN VOICE IN SIGNAL RADIO RADIO ANTENNA MODULE (ABOVE HEADLINER, NEAR REAR WINDOW) RADIO FRONT GLASS ANTENNA RADIO REAR GLASS ANTENNA REAR SPEAKER (SUBWOOFER) RED WIRE RED/BLK WIRE RED/WHT WIRE RFA REAR GLASS ANTENNA TAN WIRE TRUNK DR RELEASE FUSE UAV WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 8 VOICE SIGNAL LOW REF DRAIN WIRE 18 19 20 21 22 PNK WIRE 2 4 PNK MIC OUT MIC OUT RTN WIRE AUDIO AMPLIFIER (LEFT SIDE OF TRUNK) BACK BARE BARE (BLUNT CUT) BARE MIC OUT SHIELD BLK WIRE BLK/WHT WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENT GRN WIRE GROUND BATTERY INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BELOW INFLATABLE LEFT STEERING WHEEL CONTROLS LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT PPL MODEM GROUND (NOT USED) MODEM RECEIVER (NOT USED) MODEM TRANSMIT (NOT USED) (NOT USED) DRAIN WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL CLASS 2 SERIAL DATA RED/BLK WIRE RESTRAINT STEERING WHEEL MODULE) RIGHT STEERING WHEEL CONTROLS STEERING WHEEL CONTROL ASSEMBLY (2.8L/3.6L) TAN WIRE WHT WIRE YEL WIRE YEL/BLK WIRE