Chevrolet Blazer S15 facelift (1998-2005) body relay block Wiring diagrams

BLK WIRE BODY RELAY BLOCK DK BLU WIRE DK GRN WIRE DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR FRONT PASSENGER SEAT ADJUSTER SWITCH FRONT PASSENGER SEAT FRONT VERTICAL MOTOR FRONT PASSENGER SEAT HORIZONTAL MOTOR FRONT PASSENGER SEAT REAR VERTICAL MOTOR FRT UP BACK HOT AT ALL TIMES POWER SEATS CIRCUIT BREAKER LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE REAR DN REAR UP FRT DN TAN WIRE YEL WIRE

BLK WIRE BLU WIRE BODY RELAY BLOCK DK BLU WIRE DK DK DK GRN WIRE DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT RECLINER MOTOR FRONT PASSENGER SEAT ADJUSTER SWITCH FRONT PASSENGER SEAT FRONT VERTICAL MOTOR FRONT PASSENGER SEAT HORIZONTAL MOTOR FRT DN REAR UP FRT UP BACK GRN WIRE HOT AT ALL TIMES POWER SEATS CIRCUIT BREAKER LT BLU WIRE LT DK LT GRN WIRE LT LT LT LT DK ORG/ WIRE REAR DN RECL FWD REAR DN RECL FWD RECL RWD REAR UP FRT DN RECL RWD TAN WIRE YEL WIRE

2.2L: ENG HARN, 25 CM FROM BREAKOUT TO PCM) 20 CM FROM AIR PUMP CONNECTOR) 4.3L 4.3L 4.3L 4.3L A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/T AMBIENT TEMPERATURE SENSOR (W/ OVERHEAD CONSOLE) BANK 1 SENSOR 2 BARE BARE 2.2L 4.3L BARE BARE BATTERY BLK WIRE BLK/WHT WIRE BODY RELAY BLOCK BRN WIRE CRUISE CONTROL MODULE DATA LINK CONNECTOR (DLC) DAYTIME RUNNING LAMPS (DRL) RELAY DIAGNOSTIC MODULE DRIVER INFORMATION CENTER (DIC) (UTILITY) ELECTRONIC BRAKE CONTROL MODULE FUEL PUMP RELAY HEADLAMP POWER RELAY HEATED OXYGEN SENSOR IGNITION CONTROL MODULE POWERTRAIN CONTROL MODULE (PCM) INFLATABLE RESTRAINT SENSING INSTRUMENT PANEL CLUSTER IPC LEFT FRONT FOG LAMP SIGNAL LAMP LEFT FRONT PARK/ TURN LEFT HORN M/T NCA WIRE POWERTRAIN CONTROL MODULE (PCM) REAR WINDOW WASHER PUMP MOTOR BRAKE FLUID LEVEL SWITCH REMOTE CONTROL DOOR LOCK RECEIVER RIGHT FRONT FOG LAMP RIGHT FRONT PARK/ TURN RIGHT HORN SECONDARY AIR INJECTION REACTOR (AIR) PUMP SIGNAL LAMP STARTER RELAY UNDERHOOD FUSE BLOCK UTILITY 4.3L VEHICLE SPEED SENSOR (VSS) SHIELD VEHICLE SPEED SENSOR SHIELD 4.3L A/T W/ A/C W/ A/C 4.3L W/ RKE WHT WIRE WINDSHIELD WASHER FLUID PUMP

AIR TEMPERATURE ACTUATOR ASHTRAY LAMP AUTOMATIC TRANSMISSION SHIFT LEVEL POSITION INDICATOR LAMP AUTOMATIC TRANSMISSION SHIFT LOCK ACTUATOR BARE BARE BARE BLK WIRE BLOWER MOTOR RELAY (MAN A/C) BLOWER MOTOR (MAN A/C) BODY CONTROL MODULE BODY RELAY BLOCK CIGAR LIGHTER COURTESY LAMP RELAY HEADLAMP GROUND RELAY CREW CAB ONLY DATA LINK CONNECTOR (DLC) DOOR LOCK RELAY DOOR UNLOCK RELAY DRIVER DOOR JAMB SWITCH DRIVER DOOR UNLOCK RELAY ENDGATE/ LIFTGATE WINDOW RELEASE SWITCH EX 4 DOOR UTILITY W/ LIFTGATE FOG LAMP SWITCH FROM FRONT PASSENGER DOOR JAMB SWITCH FUEL PUMP/ SENDER HEADLAMP SWITCH HVAC CONTROL ASSEMBLY IGNITION KEY ALARM SWITCH INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INFLATABLE RESTRAINT STEERING WHEEL MODULE INSTRUMENT PANEL CLUSTER (IPC) LEFT LICENSE LAMP LEFT REAR MARKER LAMP LEFT REAR PARK/TURN SIGNAL LAMP (FLEETSIDE) LEFT BACK-UP LAMP LEFT STEERING WHEEL CONTROL SWITCH NCA WIRE PARK SWITCH PICKUP PICKUP, UTILITY W/O AUTO A/C RADIO REAR WIPER/ WASHER SWITCH RIGHT BACK-UP LAMP RIGHT LICENSE LAMP RIGHT REAR PARK/TURN SIGNAL LAMP (FLEETSIDE) RIGHT LICENSE LAMP RIGHT STEERING WHEEL CONTROL SWITCH DRIVER SEAT BELT SWITCH SPLICE PACK) DRIVER DOOR HANDLE SWITCH SPORTSIDE PICKUP TAN WIRE TOW/ HAUL SWITCH TRAILER WIRING PROVISION TRANSFER CASE FRONT PROPSHAFT SPEED SENSOR SHIELD TRANSFER CASE SHIFT CONTROL SWITCH UTILITY UTILITY W/ RADIO CONTROLS PICKUP UTILITY W/O RADIO CONTROLS W/ COLUMN SHIFT W/ FLOOR SHIFT W/ COLUMN SHIFT WHT WIRE WINDSHIELD WIPER MOTOR

BLK WIRE BODY RELAY BLOCK DK BLU WIRE DRIVER SEAT LUMBAR MOTOR DRIVER SEAT LUMBAR SWITCH FRONT PASSENGER SEAT LUMBAR MOTOR FRONT PASSENGER SEAT LUMBAR SWITCH HOT AT ALL TIMES HTD SEAT FUSE NCA WIRE ORG/ WIRE ORG/BLK WIRE OUT PNK WIRE POWER SEATS CIRCUIT BREAKER UNDERHOOD FUSE BLOCK WHT WIRE

4 DOOR A/C COMPRESSOR CLUTCH RELAY A/T ABS FUSE AIR RELAY AUTOMATIC TRANSMISSION SHIFT LOCK (BTSI) SOLENOID (W/ FLOOR SHIFT A/T) B/U LP FUSE BACK-UP LAMP SWITCH BLK WIRE BLOWER MOTOR RELAY BODY RELAY BLOCK BRN WIRE BTSI FUSE DAYTIME RUNNING LAMP (DRL) RELAY ELECTRONIC BRAKE CONTROL MODULE (EBCM) FROM B/U LP FUSE DIAGRAM 2 OF 5) FROM IGN A FUSE DIAGRAM 1 OF 5) FROM OXYGEN FUSE DIAGRAM 1 OF 5) GRN WIRE GRY WIRE HEADLAMP GROUNDING RELAY HVAC FUSE IGN B FUSE IGN C FUSE IGN E FUSE IGNITION SWITCH INSIDE REAR VIEW MIRROR (UTILITY) (PICKUP) LEFT BACK-UP LAMP (PICKUP) LEFT BACK-UP LAMP (UTILITY) LOCK LOCK OFF OFF LOCK OFF LT GRN WIRE LT LT M/T MULTI- FUNCTION SWITCH ORG/ WIRE PARK LAMP RELAY HEADLAMP SWITCH PARK/ NEUTRAL POSITION (PNP) SWITCH PNK WIRE REAR DEFOGGER RELAY (EXCEPT BASE PICKUP) RED WIRE RED/WHT WIRE RIGHT BACK-UP LAMP RIGHT BACK-UP LAMP (UTILITY) RUN WIRE SECONDARY AIR INJECTION REACTOR FUSE BLOCK (CALIF) STOP LAMP SWITCH STUD 2 FUSE HAZ LP FUSE PARK LP FUSE TO CRANK FUSE (DIAGRAM 4 OF 5) TO CLSTR FUSE (DIAGRAM 4 OF 5) TO IGN E FUSE (DIAGRAM 2 OF 5) TO RAP MAXI FUSE (DIAGRAM 3 OF 5) TO RAP RELAY (DIAGRAM 5 OF 5) TO TRAILER WIRING PROVISIONS TRAILER WIRING PROVISIONS (UTILITY W/ M/T) TRANSFER CASE SHIFT CONTROL MODULE TRL B/U FUSE UNDERHOOD FUSE BLOCK VEH B/U FUSE WHT WIRE YEL WIRE

& SPLICE PACKS) 4 DOOR AUX PWR FUSE BLK WIRE BODY RELAY BLOCK CARGO LAMP (UTILITY) CIGAR LIGHTER CIGAR LTR FUSE CTSY LP FUSE DATA LINK CONNECTOR (DLC) DOME LAMP (UTILITY) DOME LAMP, CENTER HIGH MOUNTED STOP LAMP (PICKUP) DOME LAMP (W/O SUNROOF) DOOR UNLOCK RELAY DOOR LOCK RELAY DRIVER'S DOOR UNLOCK RELAY DRIVER INFORMATION CENTER (DIC) (W/O TRIP COMPUTER) DRIVER INFORMATION CENTER (DIC) GARAGE DOOR OPENER MODULE DOME LAMP (W/ SUNROOF) DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT LUMBAR SWITCH FOG LAMP RELAY DAYTIME RUNNING LAMP (DRL) RELAY FOG LP FUSE FROM ABS FUSE (DIAGRAM 2 OF 5) FROM INT BAT FUSE (DIAGRAM 3 OF 5) FRONT PASSENGER SEAT ADJUSTER SWITCH DRIVER SEAT ADJUSTER SWITCH FUEL PUMP RELAY ECM B FUSE HDLP SW FUSE HEADLAMP SWITCH I/P FUSE BLOCK INADVERTENT POWER LAMP RELAY INSTRUMENT PANEL CLUSTER (IPC) INT BAT FUSE LEFT ACCESSORY POWER OUTLET RIGHT ACESSORY POWER OUTLET LEFT CONSOLE COURTESY LAMP MEMORY SEAT MODULE NCA WIRE ORG/ WIRE POWER SEATS CIRCUIT BREAKER POWERTRAIN CONTROL MODULE (PCM) PWR LCKS FUSE RADIO RAP FUSE RDO BAT FUSE RED WIRE RIGHT CONSOLE COURTESY LAMP RIGHT CONSOLE COURTESY LAMP BREAKOUT, 4 CM FROM BREAKOUT TO LAMP) TO HI BEAM FUSE (DIAGRAM 3 OF 5) TO PWR LCKS FUSE 14 (DIAGRAM 3 OF 5) TO RAP RELAY (DIAGRAM 5 OF 5) TO TBC FUSE (DIAGRAM 4 OF 5) TRANSFER CASE SHIFT CONTROL MODULE UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK UTILITY UTILITY W/ OVERHEAD TRIP CONSOLE UTILITY W/O OVERHEAD CONSOLE, PICKUP UTILITY W/OVERHEAD W/ MEMORY W/O MEMORY

4.3L (ENG HARN, 10 CM FROM MAP SENSOR BREAKOUT) A/C COMPRESSOR CLUTCH RELAY A/C FUSE RR W/W FUSE ATC FUSE AUTOMATIC TRANSMISSION SHIFT LOCK ACTUATOR (W/ FLOOR SHIFT A/T) BLK WIRE BLU WIRE BODY CONTROL MODULE REMOTE CONTROL DOOR LOCK RECEIVER BODY RELAY BLOCK CENTER HIGH MOUNTED STOP LAMP CRUISE CONTROL MODULE DAYTIME RUNNING LAMPS (DRL) RELAY DK BLU WIRE DK GRN WIRE DOME HIGH MOUNT STOP LAMP RESISTOR DRIVER OUTSIDE REAR VIEW MIRROR REAR WINDOW DEFOGGER GRID DRIVER SEAT HEATER MODULE DRIVER SEAT LUMBAR SWITCH FROM ATC FUSE (DIAGRAM 4 OF 5) FROM HI BEAM FUSE (DIAGRAM 3 OF 5) FROM IGNITION SWITCH FRONT PASSENGER HEATED SEAT ASSEMBLY FRONT PASSENGER SEAT LUMBAR SWITCH HEADLAMP POWER RELAY HIGH MOUNT STOP LAMP HIGH MOUNT STOP LAMP RELAY (PICKUP) HORN (A NOTE) HORN (F NOTE) HORN FUSE HORN RELAY HTD MIR FUSE RR DEFOG FUSE HTD SEAT FUSE I/P FUSE BLOCK CLSTR FUSE INSTRUMENT PANEL CLUSTER (IPC) LEFT LOW BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP LIFT- GLASS RELAY (UTILITY) LT BLU WIRE LT HDLP FUSE RT HDLP FUSE LT LT MIR/LKS FUSE MULTI- FUNCTION SWITCH (FLASH TO PASS) MULTIFUNCTION SWITCH (UTILITY) NCA WIRE ORG/ WIRE OUTSIDE REAR VIEW MIRROR SWITCH DRIVER DOOR LOCK/ SIDE WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PNK (BODY HARN, 13 CM FROM BLOWER MOTOR BREAKOUT) PNK 2.2L WIRE PNK (ENG HARN, 20 CM FROM A/C REFRIGERANT PRESSURE SENSOR BREAKOUT) PNK PNK WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) AUTOMATIC TRANSMISSION PPL PPL PPL PPL ESTC REAR DEFOGGER RELAY (UTILITY) REAR WINDOW WIPER MOTOR RIGHT HIGH BEAM HEADLAMP STOP LP FUSE STOPLAMP SWITCH TBC FUSE TO A/C FUSE (DIAGRAM 4 OF 5) TRAILER WIRING PROVISIONS TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL MODULE TRCHMSL FUSE UNDER- HOOD FUSE BLOCK UNDER- HOOD FUSE BLOCK CRANK FUSE UTILITY VECHMSL FUSE W/ RKE WHT WIRE YEL WIRE

2.2L 4.3L ABS FUSE AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY BLK WIRE BODY CONTROL MODULE BODY RELAY BLOCK BRN WIRE CLUTCH CRUISE CONTROL MODULE CRUISE FUSE DK BLU WIRE DK GRN WIRE DRIVER DOOR LOCK WINDOW LOCKOUT SWITCH (4 DOOR) DRIVER INFORMATION DISPLAY MODULE RADIO DRIVER SEAT LUMBAR SWITCH ELECTRONIC BRAKE CONTROL MODULE (EBCM) ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENDGATE/ LIFTGATE WINDOW RELEASE SWITCH (UTILITY) EXCEPT BASE PICKUP FROM IGNITION FROM POWER SEATS CIRCUIT BREAKER (DIAGRAM 3 OF 5) FRONT AXLE INDICATOR SWITCH FRONT AXLE VACUUM SOLENOID FRONT PAS- SENGER SEAT LUMBAR SWITCH FRONT PASSENGER DOOR LOCK FRT WPR FUSE FUSE FUSE (DIAGRAM 5 OF 5) HVAC FUSE HVAC 1 FUSE HVAC CONTROL ASSEMBLY (W/O ELECTRONIC CLIMATE CONTROL) I/P FUSE BLOCK INSIDE REAR VIEW MIRROR (W/ AUTOMATIC DAY/NIGHT MIRROR) INSTRUMENT PANEL CLUSTER MULTI- FUNCTION SWITCH MULTIFUNCTION SWITCH NCA WIRE POWER WINDOW CIRCUIT BREAKER RDO IGN FUSE REAR WIPER/ WASHER SWITCH RED WIRE RETAINED ACCESSORY POWER (RAP) RELAY RR WPR FUSE STR WHL RDO IGN FUSE STEERING WHEEL CONTROLS (IF EQUIPPED) STOP LAMP SWITCH SUNROOF MODULE SUNROOF SWITCH STOP- LAMP SWITCH SWITCH TO HVAC FUSE (DIAGRAM 5 OF 5) TRANSFER CASE SELECT SWITCH TRANSFER CASE SHIFT CONTROL MODULE UTILITY W/O W/O MEMORY WINDOW SWITCH WINDOW SWITCH (2 DOOR) WINDSHIELD WIPER MOTOR YEL WIRE

1 2 3 4 BATTERY BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (UNDER DASH, ON HEATER CASE) BODY RELAY BLOCK BODY RELAY BLOCK (BEHIND LEFT SIDE OF DASH, NEAR I/P FUSE BLOCK) DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DR UNLK RLY DR LK RLY DRIVER DOOR LOCK ACTUATOR DRIVER DOOR LOCK AND WINDOW SWITCH DRIVER DOOR UNLOCK RELAY ENDGATE OR LIFTGATE LOCK CYLINDER SWITCH (UTILITY W/ CONTENT THEFT) FRONT PASSENGER DOOR LOCK ACTUATOR FRONT PASSENGER DOOR LOCK AND WINDOW SWITCH GROUND GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK IGNITION KEY ALARM SWITCH LEFT REAR DOOR LOCK ACTUATOR (UTILITY) LOCK LT BLU WIRE LT GRN WIRE MIR/LCK FUSE 7 MIRRORS SYSTEM ORG/ WIRE PWR LKS FUSE 14 REMOTE CONTROL DOOR LOCK RECEIVER (BEHIND LOWER LEFT SIDE OF DASH) RIGHT REAR DOOR LOCK ACTUATOR (UTILITY) SPLICE PACK TAN WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK TRC FUSE UNLOCK VEHICLE SPEED SYSTEM VSS IGN KEY SWITCH DRV DR UNLK RLY W/ KEYLESS ENTRY WHT WIRE