Buick·Terraza·2007 Buick Terraza·Wiring
Wiring diagram

2007 Buick Terraza — power distribution

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Power distribution

BATT VOLT F 40A REFERENCE 12 VOLT VOLTAGE CRANK 1 IGNITION VOLTAGE ACCESSORY VOLTAGE ACC RUN LOCK START RUN ACC LOCK START START RUN LOCK ACC 15A D C 10A 40A 25A A 40A H G 60A 60A (14 GA- RED) BLK/WHT) B C 15A 15A 40A 15A 40A 60A (8 GA- B 30A UNDERHOOD FUSE BLOCK BATTERY STARTER MOTOR GENERATOR ELECTRONIC BRAKE CONTROL MODULE (EBCM) BLOWER MOTOR RESISTOR ASSEMBLY TRANSMISSION CONTROL MODULE (TCM) ENGINE CONTROL MODULE (ECM) UNDERHOOD FUSE BLOCK CRNK RELAY HORN RELAY FAN 2 RELAY WPR 1 RELAY FUEL PUMP RELAY FAN 1 RELAY A/C CLTCH RELAY FAN 3 RELAY UNDERHOOD FUSE BLOCK RUN RLY RELAY LO BEAM RELAY HI BEAM RELAY PWR/TRN RELAY I/P FUSE BLOCK RR DEFOG RELAY 30 BODY CONTROL MODULE (BCM) TRANSMISSION CONTROL MODULE (TCM) ENGINE CONTROL MODULE (ECM) 32 20 C1 11 C1 18 47 C1 43 C2 6 3 C1 23 7 22 21 25 4 5 51 2 G 45 C2 44 46 C1 7 43 46 RED/ WHT BRN PNK YEL BLK WHT/ WHT RED/ RED/ RED/ WHT WHT BRN BRN BRN BRN RED/ BLK BRN BRN PNK YEL WHT/ BLK WHT/ BLK WHT/ BLK RED/ WHT BLK RED/ RED/ BLK RED/ BLK RED/ BLK BLK RED/ RED BLK RED RED PCM ETC FUSE BATT MAIN 1 FUSE BATT MAIN 2 FUSE ABS MOTOR FUSE FRT BLWR HI FUSE BATT MAIN 3 FUSE FUSIBLE LINK 242 FUSIBLE LINK 2 STRTR SOL FUSE A/C CLTCH FUSE FUEL PUMP FUSE FRT WIPER FUSE FAN 1 FUSE FAN 2 FUSE HORN FUSE FRT WSW FUSE RR DEFOG FUSE IGNITION SWITCH (IN UNDERHOOD COMPT, ABOVE RIGHT FRONT WHEEL WELL) (IN ENGINE HARNESS, 5 CM FROM BREAKOUT FOR STARTER MOTOR) (IN ENGINE HARNESS 6.5 CM FROM BREAKOUT FOR TAC MODULE, TOWARD C102) (IN UNDERHOOD COMPT, ABOVE RIGHT FRONT WHEEL WELL) (IN UNDERHOOD COMPT, ABOVE RIGHT FRONT WHEEL WELL) (IN STEERING COLUMN HARNESS, 20 CM FROM C201) (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) (IN DASH HARNESS, 15 CM FROM BREAKOUT FOR C203 TOWARD RIGHT SIDE OF DASH) (IN ENGINE HARNESS, 8 CM FROM BREAKOUT FOR C101, TOWARD EBCM) S135 S160 S159 S279 S273 S139 (EARLY PRODUCTION, NO INFORMATION AVAILABLE) W/ REAR SEAT ELECTRICAL RECEPTACLE TO FAN 1 FUSE (DIAGRAM 1 OF 4) TO I/P FUSE BLOCK (DIAGRAM 3 OF 4) TO I/P FUSE BLOCK (DIAGRAM 4 OF 4) TO I/P FUSE BLOCK (DIAGRAM 3 OF 4) TO FRT WSW FUSE (DIAGRAM 1 OF 4) FROM BATT MAIN 3 FUSE (DIAGRAM 1 OF 4) FROM HORN FUSE (DIAGRAM 1 OF 4) TO AUX/PWR 12VDC FUSE (DIAGRAM 2 OF 4) TO 115 VAC AUXILIARY POWER OUTLET (DIAGRAM 2 OF 4)
2A 10A 10A 10A 10A F BATT + GROUND APO PHASE A APO NEUTRAL INVTR CTRL 25A 25A 10A E E D UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK AC/CLTCH RELAY HVAC CONTROL MODULE I/P FUSE BLOCK ENGINE CONTROL MODULE (ECM) ELECTRONIC BRAKE CONTROL MODULE (EBCM) TRANSMISSION CONTROL MODULE (TCM) BODY CONTROL MODULE SIT-N-LIFT SEAT/ IGNITION RELAY CRNK RELAY UNDERHOOD FUSE BLOCK INFLATABLE RESTRAINT STEERING WHEEL COIL MODULE INFLATABLE RESTRAINT PASSENGER AIR BAG ON/OFF INDICATOR INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT FRONT PASSENGER PRESENCE SYSTEM (PPS) MODULE 1-2 SHIFT SOLENOID (1-2 SS) VALVE 2-3 SHIFT SOLENOID (2-3 SS) VALVE TORQUE CONVERTER CLUTCH (TCC) SOLENOID VALVE REAR OBJECT SENSOR CONTROL MODULE CRUISE CONTROL LEVER SIT-N-LIFT SEAT/BRAKE TRANSMISSION SHIFT INTERLOCK RELAY AUTOMATIC TRANSMISSION 31 31 A C C1 2 5 2 E C277 E C279 2 13 C2 41 C1 9 21 C1 E C1 27 C2 4 9 A10 16 28 4 12 C1 16 A A A C175 E 19 C1 13 C1 6 3 1 4 C2 2 1 6 5 4 3 2 1 33 C2 14 C2 A A C C 22 19 C2 C1 3 C1 10 10 PNK BLK RED/ WHT WHT RED/ BLK RED RED RED YEL/ RED RED PNK PNK PNK PNK PNK NCA NCA PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK RED RED RED RED PNK PNK PNK PNK BRN BLK BLK/RED BLK RED DK BLU BLK BLK WHT RED/ RED/ BLK BLK BLK WHT RED/ PNK WHT BLK/ BLK/ WHT PNK AUX/PWR 12VDC FUSE AC/DC INVRTR FUSE REAR AUXILIARY POWER OUTLET CIGAR LIGHTER FRONT AUXILIARY POWER OUTLET ACCESSORY AC/DC POWER CONTROL MODULE PLUG INSERTED SWITCH 115 VAC AUXILIARY POWER OUTLET IGN MAIN RELAY HVAC/RPA/ CRUISE FUSE TRANS SOLS FUSE AIR BAG FUSE ABS FUSE PCM IGN FUSE CRUISE/SWITCH FUSE (IN UNDERHOOD COMPT, ABOVE RIGHT FRONT WHEEL WELL) (ON LOWER RIGHT "D" PILLAR) (IN DASH HARNESS, 17.5 CM FROM CIGAR LIGHTER) (ON LOWER LEFT "B" PILLAR) (BEHIND RIGHT REAR INTERIOR BODY PANEL) (ON RIGHT SIDE OF DASH SUPPORT BEAM, ABOVE DASH COMPT) (IN UNDERHOOD COMPT, ABOVE RIGHT FRONT WHEEL WELL) (IN ENGINE HARNESS, 10 CM FROM BREAKOUT FOR C102, TOWARD TAC MODULE) (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) (AT ENGINE TO TRANSMISSION STUD ABOVE G115) (IN UNDERHOOD COMPT, ABOVE RIGHT FRONT WHEEL WELL) (IN MOBILITY SEAT INTERFACE HARNESS, 9 CM FROM BREAKOUT FOR C206) (IN TRANSMISSION HARNESS, 9.5 CM FROM C175) (IN MOBILITY SEAT BASE HARNESS) S404 (W/O PASSENGER SIDE POWER SLIDING DOOR) S270 S331 S246 S175 S155 S362 S374 S171 S373 W/ REAR SEAT ELECTRICAL RECEPTACLE W/ SIT-N- LIFT SEAT W/O SIT-N- LIFT SEAT W/ CRUISE CONTROL (W/ SIDE AIR BAGS) (W/O SIDE AIR BAGS) W/ REAR PARKING ASSIST G400 G301 G200 G113 1342 1750 5683 5684 6807 TO IGNITION MAIN RELAY (DIAGRAM 2 OR 4) FROM RR DEFOG FUSE (DIAGRAM 1 OF 4) FROM SPLICE 273 (DIAGRAM 1 OF 4) FROM AC/DC INVRTR FUSE (DIAGRAM 2 OF 4)
1 1 2A 15A 40A 20A 40A 3A 8A 25A 25A 20A 10A 10A 10A 10A 15A G 10A 15A A 10A I/P FUSE BLOCK PRK LAMP RELAY 28 RADIO EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) INSTRUMENT PANEL CLUSTER (IPC) VEHICLE COMMUNICATION UNIT (VCU) DATA LINK CONNECTOR (DLC) DIGITAL RADIO RECEIVER HVAC CONTROL MODULE LEFT SLIDING DOOR MODULE (LSDM) RIGHT SLIDING DOOR MODULE (RSDM) DIGITAL VIDEO DISC (DVD) PLAYER I/P FUSE BLOCK SIT-N-LIFT SEAT/DOOR JAMB SWITCH RELAY DRIVER HEATED SEAT RELAY PASSENGER HEATED SEAT RELAY DRIVER SEAT ADJUSTER SWITCH DRIVER MEMORY SEAT MODULE GARAGE DOOR OPENER OUTSIDE REARVIEW MIRROR SWITCH LEFT SLIDING DOOR MODULE (LSDM) BODY CONTROL MODULE (BCM) PASSENGER SEAT ADJUSTER SWITCH RIGHT SLIDING DOOR MODULE (RSDM) SIT-N-LIFT SEAT MODULE C1 1 C1 14 46 C1 45 12 C1 G 5 2 C1 8 12 A A C C1 23 14 C1 50 C1 B1 1 C1 D 12 16 C1 15 A 17 6 C2 22 11 30 C1 18 C2 9 52 C1 C1 25 C2 43 C1 42 A2 C2 43 2 A2 14 C1 1 C1 C1 6 5 C2 10 1 16 C1 3 5 C1 C1 44 16 RED/ WHT RED/ WHT BLK/ RED RED/ BLK WHT RED/ WHT RED/ WHT RED/ RED/ WHT RED/ GRN RED/ GRN RED/ GRN YEL RED RED RED RED RED RED/ WHT WHT RED/ WHT WHT RED/ RED/ RED/ WHT WHT RED/ WHT RED/ WHT RED/ WHT RED/ WHT RED/ WHT RED/ WHT WHT RED/ RED/ WHT WHT WHT RED/ RED/ WHT WHT RED/ RED/ WHT WHT RED/ RED/ WHT RED/ WHT RED/ RED/ WHT BLK RED/ RED/ WHT RED/ WHT WHT RED/ WHT RED/ RED/ WHT RED/ WHT WHT RED/ RED/ WHT WHT RED/ RED/ WHT WHT RED/ BLK RED/ PRK/LAMP FUSE RDO FUSE CHMSL BCK/UP FUSE CLSTR/ HVAC FUSE PWR SLD DR FUSE ONSTAR FUSE RFA MDLS FUSE INT/ LAMP FUSE CNSTR/ VENT FUSE PWR/MIR UGDO FUSE LT PWR SLD DR FUSE RT PWR SLD DR FUSE STOP/ TRN FUSE HTD/ SEATS FUSE PWR SEATS CIRCUIT BREAKER SIT-N- LIFT SEAT FUSE BLOCK FUSE 1 FUSE 2 SIT-N- LIFT CIRCUIT BREAKER (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) (IN BODY HARNESS, 109.2 CM FROM DVD PLAYER) (IN BODY HARNESS, 6 CM FROM BREAKOUT FOR LEFT TWEETER SPEAKER TOWARD LEFT SLIDING DOOR MODULE) (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) (IN SIT-N-LIFT SEAT BASE) (IN MOBILITY SEAT BASE HARNESS) (IN MOBILITY SEAT BASE HARNESS) (IN MOBILITY SEAT INTERFACE HARNESS, 52 CM FROM BREAKOUT FOR C314) (IN MOBILITY SEAT BASE HARNESS) S339 S411 S376 S370 S361 S372 W/ LEFT ELECTRIC SLIDING DOOR W/ RIGHT ELECTRIC SLIDING DOOR W/ ONSTAR 2 W/ RSE 2 (W/ DIGITAL AUDIO SYSTEM) (W/O MULTIMEDIA) (W/ MULTIMEDIA) W/ PASSENGER POWER SEAT ADJUSTER W/O SIT-N- LIFT SEAT W/ SIT-N- LIFT SEAT W/ PASSENGER POWER SEAT ADJUSTER W/ MEMORY SEAT W/O MEMORY SEAT W/ GARAGE DOOR OPENER FROM S160 (DIAGRAM 1 OR 4) FROM BATT MAIN 2 FUSE (DIAGRAM 1 OF 4)
86 30 15A 20A 25A 25A H 15A I/P FUSE BLOCK BODY CONTROL MODULE (BCM) REAR WINDOW WIPER MOTOR DRIVER WINDOW SWITCH PASSENGER WINDOW SWITCH BODY CONTROL MODULE (BCM) AUTOMATIC LEVEL CONTROL (ALC) SOLENOID VALVE AUTOMATIC LEVEL CONTROL (ALC) SENSOR AUTOMATIC LEVEL CONTROL (ALC) COMPRESSOR AUTOMATIC LEVEL CONTROL (ALC) INFLATOR AIR SWITCH REAR WINDOW WASHER FLUID PUMP RELAY AUTOMATIC LEVEL CONTROL (ALC) SENSOR OVERHEAD CONSOLE MULTI-FUNCTION SWITCH D E C2 C A A C2 11 25 38 4 C1 C1 6 E C A A B H C2 35 C2 49 45 C1 36 YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL TAN RED/ WHT RED/ WHT WHT RED/ WHT RED/ WHT RED/ WHT RED/ WHT RED/ WHT RED/ RED/ WHT BLK WHT RED/ RED/ RAP RELAY 29 ELC FUSE TRUNK/LKS FUSE REAR/ WPR FUSE ELC FUSE PWR WNDW CIRCUIT BREAKER (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) (IN BODY HARNESS, 16 CM FROM BREAKOUT FOR SDM TOWARD REAR OF VEHICLE) (IN BODY HARNESS, 5 CM FROM BREAKOUT FOR C405 TOWARD C479) (IN ALC JUMPER HARNESS, INSIDE VEHICLE, 16 CM FROM PASS-THROUGH) (IN DASH HARNESS, 10 CM FROM BREAKOUT FOR C204 TOWARD DASH FUSE BLOCK) (IN BODY HARNESS, 20 CM FROM BREAKOUT FOR PASSENGER SEAT BELT RETRACTOR TOWARD C204) S415 S302 S433 S204 S300 W/ AUTO AIR LEVEL CONTROL BLUNT CUT W/ TRAILER PROVISIONS W/ INFLATOR W/ INFLATOR FROM BATT MAIN 3 FUSE (DIAGRAM 1 OF 4)