Buick Century VI (1997-2005) ignition key alarm switch Wiring diagrams

1750 1550 GRD GRD 377 1872 REMOTE KEYLESS ENTRY CIRCUIT EXTERIOR LIGHTS SYSTEM 443 806 1500 238 PPL PPL 737 10 1571 INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM BCM ACC FUSE BCM POWER FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LEFT SIDE OF DASH, LEFT OF STEERING COLUMN) BRN WIRE BRN/WHT WIRE COURTESY LAMP LOW CTRL CRANK SIGNAL BCM, CLUSTER FUSE DK BLU WIRE DK BLU/WHT WIRE DOOR LOCK SWITCH- DRIVER DOOR LOCK SWITCH- FRONT PASSENGER DOOR LOCKS FUSE FUSE BLOCK- UNDERHOOD GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN OFF, RUN OR START HOT IN RUN OR START I/P BLOCK BLOCK I/P FUSE BLOCK IGN 0: CLUSTER PCM, BCM FUSE IGNITION KEY ALARM SWITCH INADV POWER BUS FUSE KEY REMINDER SW SIG DRL MOD OUTPUT-PARK BRAKE LOW TIRE PRESS RESET SW SIG LOCK LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH (ON PARKING BRAKE ASSEMBLY) PCM, BCM U/H RELAY FUSE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE RED/BLK WIRE REGAL SEAT BELT SWITCH (PART OF DRIVER'S SEAT BELT ASEMBLY) SERIAL DATA SIG PARK LAMP SW SIG-OFF TAN WIRE TAN/WHT WIRE TIRE RESET SWITCH TRUNK AJAR SW SIG HEADLAMP SW OUTPUT TRACTION CTRL SIG SW TRUNK RELEASE RLY FEED RAP RELAY CTRL HEADLAMP SW SIG UNLOCK WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3 CM FROM AUDIO AMPLIFIER (W/ AMP) AUTOMATIC HEADLAMP RELAY BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) BRAKE FLUID LEVEL SWITCH CENTER HIGH MOUNTED STOP LAMPS CRUISE CONTROL MODULE DRIVER INFORMATION DISPLAY SWITCH (REGAL) DATA LINK CONNECTOR (DLC) DRIVER SEAT HEATER CONTROL MODULE DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT HEATER SWITCH PASSENGER SEAT HEATER SWITCH DRIVER WINDOW MASTER SWITCH DRIVER'S HEATED SEAT BACK ELEMENT DRIVER'S HEATED SEAT THERMISTER DRIVER SEAT BELT SWITCH EXC ONSTAR EXC ONSTAR ONSTAR FOG LAMP SWITCH (REGAL) GROUND (ON STEERING COLUMN) HEADLAMP DIMMER SWITCH HEADLAMP SWITCH IGNITION KEY ALARM SWITCH INSTRUMENT PANEL CLUSTER (IPC) LEFT FRONT DOOR LOCK LEFT FRONT DOOR LOCK SWITCH LEFT REAR DOOR LOCK (AJAR INDICATOR SWITCH) LEFT REAR PARK LAMP LEFT REAR PARK LAMP LEFT LICENSE LAMP LEFT ROOF RAIL COURTESY/ READING LAMP NCA WIRE ONSTAR OUTSIDE REMOTE CONTROL REARVIEW MIRROR SWITCH PASSENGER SEAT HEATER CONTROL MODULE PASSENGER'S HEATED SEAT BACK ELEMENT PASSENGER'S HEATED SEAT THERMISTOR PASSENGER SEAT ADJUSTER SWITCH RADIO RADIO ANTENNA MODULE REAR COMPARTMENT LID AJAR SWITCH REAR COMPARTMENT LID LOCK RELEASE ACTUATOR REAR COMPARTMENT LID RELEASE SWITCH REAR WDO ANTENNA FIXED ANTENNA REMOTE CONTROL DOOR LOCK RECEIVER RIGHT BACK-UP LAMP RIGHT LICENSE LAMP LEFT BACK-UP LAMP RIGHT FRONT DOOR LOCK (AJAR INDICATOR SWITCH) RIGHT FRONT DOOR LOCK SWITCH RIGHT FRONT WINDOW SWITCH RIGHT REAR DOOR LOCK (AJAR INDICATOR SWITCH) RIGHT REAR PARK LAMP RIGHT REAR PARK LAMP RIGHT ROOF RAIL COURTESY/ READING LAMP LEFT VANITY MIRROR LAMP RIGHT TAIL/ STOP/TURN SIGNAL LAMP RIGHT REAR SIDE MARKER LAMP FUEL PUMP RIGHT VANITY MIRROR LAMP INSIDE REARVIEW MIRROR SUNROOF MODULE TAN WIRE TIRE RESET SWITCH TRACTION CONTROL SWITCH (REGAL) INSTRUMENT PANEL CLUSTER (IPC) TURN SIGNAL/ HAZARD FLASHER MODULE VEHICLE COMMUNICATIONS INTERFACE MODULE W/ HEATED SEATS (PASS SEAT HARN, 20 CM FROM W/O HEATED SEATS WHT WIRE WIND- SHIELD WIPER MOTOR