Chevrolet Blazer S15 (1994-1998) org/ Wiring diagrams

5 173 PNK WIRE 5 18 PNK PUMP MOTOR RELAY PUMP DRIVER WIRE ANTI-LOCK IND BAT PUMP MOTOR FEED GRD BLK WIRE BLK/WHT WIRE BRAKE IND BRAKE PRESSURE MODULATOR VALVE (LEFT REAR OF ENGINE COMPARTMENT) BRAKE PRESSURE WARNING SWITCH (BRAKE MASTER CYLINDER) BRN WIRE CRUISE CONTROL SYSTEM DIODE MODULE (ABOVE STEERING COLUMN) DK GRN WIRE DK GRN/WHT WIRE FRONT AXLE SWITCH (RIGHT OF DIFFERENTIAL) FUSIBLE LINK GAUGES FUSE 4 HOT AT ALL TIMES HOT IN RUN BRAKE FUSE 12 HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK INSTRUMENT CLUSTER LEFT FRONT WHEEL SPEED SENSOR LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE PNK WIRE PPL PPL LFT FRT PWM SOL FEED REAR PWM SOL FEED RT FRT PWM SOL FEED PPL PPL PPL REAR ISOLATION SOL FEED PPL/WHT WIRE RED WIRE RIGHT FRONT WHEEL SPEED SENSOR RT FRT ISOLATION SOL FD TAN WIRE TAN/WHT WIRE TCC/STOPLAMP SWITCH (BRAKE PEDAL BRACKET) VEHICLE CONTROL MODULE (RIGHT SIDE OF ENGINE COMPARTMENT) VEHICLE SPEED SENSOR (LEFT SIDE OF TRANS OR REAR OF TRANSFER CASE) VSS SIGNAL-LO WHT WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE DATA CLSS 2 DATA LINK CONNECTOR (BELOW LEFT SIDE OF I/P) DIAG DIAGNOSTIC ENERGY RESERVE MODULE (BEHIND RIGHT KICK PANEL) DRIVER INFORMATION DISPLAY CENTER (BRAVADA ONLY) (OVERHEAD CONSOLE) HOT AT ALL TIMES I/P FUSE BLOCK ORG/ WIRE PPL PROG ENABLE PWR AUX FUSE 7 REMOTE KEYLESS ENTRY MODULE (LOWER LEFT SIDE OF I/P) TAN WIRE TRANSFER CASE CONTROL MODULE (BEHIND CENTER OF I/P) UART DATA VEHICLE CONTROL MODULE (RIGHT SIDE OF ENGINE COMPT)

1995 VFTC A/C CLUTCH DIODE A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (CENTER REAR OF ENGINE COMPARTMENT) A/C HIGH PRESSURE CUTOUT SWITCH A/C LOW PRESSURE CUTOUT SWITCH A/C ON INPUT BLK WIRE BLK/WHT WIRE BLOWER MOTOR BLOWER MOTOR RELAY (RIGHT REAR OF ENGINE COMPARTMENT) BLOWER RESISTORS (RIGHT REAR OF ENGINE COMPARTMENT) BLOWER SWITCH BRN WIRE CLUTCH CONTROL DEF BLEND DEF BLEND HTR VENT DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GAUGES FUSE 4 HOT AT ALL TIMES HOT AT ALL TIMES FUSIBLE LINK 2 HOT IN RUN HOT IN RUN, BULB TEST OR START HTR A/C FUSE 6 HVAC CONTROL ASSEMBLY I/P FUSE BLOCK I/P FUSE BLOCK A/C COMP FUSE 14 LT BLU WIRE LT GRN WIRE MAX HTR NORM VENT BI-LV BI-LV MAX NORM MODE SWITCH NCA WIRE OFF ORG/ WIRE PNK WIRE PPL RED WIRE SOLID STATE TAN WIRE TEMPERATURE SELECTOR TEMPERATURE VALVE MOTOR (RIGHT SIDE OF BULKHEAD) VEHICLE CONTROL MODULE (RIGHT SIDE OF ENGINE COMPARTMENT) WHT WIRE

4.3L VIN W 2.2L VIN 4 4000 PULSES/MILE BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE FUSE 12 BRN WIRE BRN/WHT (OR PPL) WIRE BRN/WHT WIRE CLUTCH PEDAL POSITION SWITCH (CLUTCH PEDAL SUPPORT) CRUISE CONTROL MODULE CRUISE STATUS CRUISE STATUS VEHICLE SPEED INPUT DK BLU WIRE DK GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT IN RUN HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK LT BLU/BLK WIRE LT GRN/BLK WIRE M/T A/T NCA WIRE OFF ON ORG/ WIRE PPL PPL A/T PPL PPL M/T PPL/WHT WIRE R/A SET SW DK OFF STOP/HAZ FUSE 1 TCC STOPLAMP SWITCH (BRAKE PEDAL SUPPORT) TURN SIGNAL SWITCH VEHICLE SPEED SENSOR (VSS) VSS RETURN VSS SIGNAL WHT WIRE YEL WIRE

1995 VFTC BLK WIRE GAUGES FUSE 4 GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START HOT WITH LIGHT SWITCH IN PARK OR HEAD I/P FUSE BLOCK ILLUM FUSE 21 ILLUMINATION LAMP ON/OFF SWITCH ORG/ WIRE PNK WIRE PPL REAR DEFOGGER GRID REAR WINDOW DEFOGGER SWITCH RR DEFOG FUSE 8 SOLID STATE TIMING CIRCUIT

510 OHMS AUXILIARY LEAD (TAPED NEAR JUNCTION BLOCK) BACKUP LAMPS CIRCUIT BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CENTER HIGH MOUNTED STOP LAMP (CHMSL) CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE FUSE 1 FUSE 16 FUSE 3 GRN WIRE HAZARD HAZARD FLASHER HEAD OFF PARK HEADLAMP SWITCH HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK IN-LINE FUSE INSTRUMENT CLUSTER LEFT TURN IND. RIGHT TURN IND. JUNCTION BLOCK (LEFT REAR ENGINE COMPT) LEFT FRONT MARKER LAMP LEFT FRONT PARK/ TURN LAMP LEFT TAIL/ STOP/ TURN LAMP LEFT TAIL/ STOP/ TURN LAMP LEFT TURN LICENSE LAMP LT BLU WIRE LT GRN WIRE NCA WIRE NORMAL OFF ORG/ WIRE PK LPS PNK WIRE POWER DISTRIBUTION CENTER POWER DISTRIBUTION CENTER (BEHIND CENTER OF I/P) PPL RED WIRE RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/ TURN LAMP RIGHT TAIL/ STOP/ TURN LAMP RIGHT TURN STOP HAZ TCC/STOP LAMP SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TRAILER WIRING PROVISION TURN B/U TURN FLASHER TURN/ HAZARD SWITCH WHT WIRE YEL WIRE

A/T A/T M/T LT A/T PARK BRAKE WARNING SWITCH (ON PARK BRAKE) ACCY BULB TEST LOCK OFF BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE DAYTIME RUNNING LAMPS (DRL) MODULE (BETWEEN HVAC MODULE AND GLOVE BOX) DAYTIME RUNNING LAMPS (DRL) RELAY (IN RELAY CENTER) DK BLU WIRE DRL/FOG FUSE 15 FOG LAMP RELAY (BEHIND GLOVE COMPT., ATTACHED TO RELAY CENTER) FOG LAMP SWITCH GAUGES FUSE 4 GRN WIRE GROUND GRY WIRE HEAD HEAD OFF OFF PARK PARK HEADLAMP DIMMER SWITCH HEADLAMP SWITCH HI LO HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK IGNITION SWITCH ILLUM LAMP INSTRU- MENT CLUSTER SYSTEM INSTRUMENT CLUSTER HI BEAM INDI- CATOR DRL INDI- CATOR LEFT FOG LAMP LEFT HEAD- LAMP LO LO LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT LT M/T NCA WIRE OFF ON INDICATOR ORG/ WIRE PNK WIRE PPL PPL/WHT WIRE RIGHT FOG LAMP RIGHT HEAD- LAMP RUN WIRE SYSTEM TAN WIRE TAN/WHT WIRE TRUNK, TAILGATE, WHT WIRE YEL (OR BRN) WIRE YEL WIRE

1996 VFTC A/T A/T M/T LT A/T PARK BRAKE WARNING SWITCH (ON PARK BRAKE) ACCY BULB TEST LOCK OFF BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE DAYTIME RUNNING LAMPS (DRL) MODULE (BETWEEN HVAC MODULE AND GLOVE BOX) DAYTIME RUNNING LAMPS (DRL) RELAY (IN RELAY CENTER) DK BLU WIRE DRL/FOG FUSE 15 FOG LAMP RELAY (BEHIND GLOVE COMPT., ATTACHED TO RELAY CENTER) FOG LAMP SWITCH GAUGES FUSE 4 GRN WIRE GROUND GRY WIRE HEAD HEAD OFF OFF PARK PARK HEADLAMP DIMMER SWITCH HEADLAMP SWITCH HI LO HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK IGNITION SWITCH ILLUM LAMP INSTRU- MENT CLUSTER SYSTEM INSTRUMENT CLUSTER HI BEAM INDI- CATOR DRL INDI- CATOR LEFT FOG LAMP LEFT HEAD- LAMP LO HI LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT LT M/T NCA WIRE OFF ON INDICATOR ORG/ WIRE PNK WIRE PPL PPL/WHT WIRE RIGHT FOG LAMP RIGHT HEAD- LAMP RUN WIRE SYSTEM TAN WIRE TAN/WHT WIRE TRUNK, TAILGATE, WHT WIRE YEL (OR BRN) WIRE YEL WIRE

1 2 3 4 5 6 7 PNK PNK WIRE 4 5 6 PNK WIRE A/T ONLY BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 9 FOUR-WHEEL DRIVE INDICATOR ASSEMBLY (CENTER OF FLOOR CONSOLE) FRONT AXLE SWITCH FUEL PUMP OIL PRESSURE SWITCH (TOP REAR OF ENGINE NEAR DISTRIBUTOR) FUEL PUMP PRIME CONNECTOR FUEL PUMP RELAY FUEL PUMP/ SENDER (TOP OF FUEL TANK) GAUGE INPUT OIL PRESSURE GAUGES FUSE 4 GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK INPUT FUEL GAUGE INPUT SPEEDOMETER INPUT TACHOMETER INSIDE LEFT FRAME RAIL INSTRUMENT CLUSTER LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MALFUNCTION INDICATOR (MIL) "SERVICE ENGINE SOON" LAMP MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR (TOP CENTER OF ENGINE) MAP MASS AIRFLOW SENSOR (LEFT FRONT OF ENGINE ON AIR CLEANER HOUSING) NCA WIRE OR 16 17 ORG/ WIRE PNK 10 11 WIRE PNK 12 13 14 15 WIRE PNK 18 19 WIRE PNK PNK PNK 1 2 3 WIRE PNK PNK WIRE PNK WIRE PPL RED WIRE RED/BLK WIRE REF LO REF LO REF RELAY CENTER SHIFT "UPSHIFT INDICATOR" LAMP TAN WIRE TAN/BLK WIRE TEMP THROTTLE POSITION (TP) SENSOR (TOP LEFT SIDE OF ENGINE) TRANS FUSE 24 TRANSFER CASE CONTROL MODULE (BEHIND CENTER OF I/P) W/ELEC. SHIFT CTRL W/O ELEC. SHIFT CTRL WHT WIRE YEL WIRE

1 2 3 4 5 6 7 PNK PNK WIRE 1734 1731 RIGHT FNT PWM SOL CTRL LEFT FNT PWM SOL CTRL ABS VOLTAGE PPL PNK WIRE 21 22 23 24 25 26 27 28 29 30 31 32 B+ RANGE SIGNAL "B" RANGE SIGNAL "A" 441 30 IGNITION FEED FUEL LEVEL INPUT UPSHIFT IND LP CTRL PPL A/C HIGH PRESSURE CUT/OUT SWITCH (REAR OF A/C COMPRESSOR) A/C ON INPUT A/T ONLY ABS ENABLE RELAY RIGHT FRONT RIGHT FRONT ABS PUMP FEED OUTPUT ABS RELAY PUMP DRIVE OUTPUT LEFT FRONT IGN FEED REAR ANTI-LOCK BRAKES SYSTEM (BRAKE PRESSURE WARNING SWITCH) PPL BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE FUSE 12 BRAKE PRESSURE MODULATOR VALVE (LEFT REAR OF ENGINE COMPARTMENT) BRAVADA ONLY BRN WIRE BRN/WHT WIRE CLUTCH PEDAL POSITION SWITCH (ON CLUTCH PEDAL SUPPORT BRACKET) CRUISE CONTROL MODULE (LEFT REAR OF ENGINE COMPARTMENT, ON COWL) CRUISE CTRL ENG SIG CYLINDER NO.2 CYLINDER NO.1 CYLINDER NO.5 CYLINDER NO.3 CYLINDER NO.4 CYLINDER NO.6 DISTRIBUTOR (TOP REAR OF ENGINE) DISTRIBUTOR IGNITION CONTROL MODULE (TOP RIGHT SIDE OF ENGINE) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT DRIVER INFORMATION DISPLAY CENTER (FRONT OF OVERHEAD CONSOLE) EST OUTPUT SIG GRN WIRE GRY WIRE GRY/BLK WIRE HIGH VOLTAGE COIL WIRE HOT IN RUN I/P FUSE BLOCK IGNITION COIL (TOP RIGHT SIDE OF ENGINE) INSTRUMENT CLUSTER SYSTEM (ANTI-LOCK IND., DIODE MODULE, BRAKE IND.) ISOLATION SOLENOID LEFT FRONT REAR LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE OR 18 19 20 OR LT LT OR OR 1722 452 ORG/ WIRE PNK IGNITION FEED IGN TIMING SIG. TACH. SIG. GROUND WIRE PNK IGNITION FEED WIRE PNK PPL WIRE PNK WIRE PPL PPL 420 OR PPL A/T M/T PPL OR OR PPL PPL PRESS CTRL SOL LO SYSTEM GROUND SYSTEM GROUND SENSOR GROUND PRESS CTRL SOL. HI PUMP DRIVER FEEDBACK PWM SOLENOID RANGE SIGNAL "C" REAR PWM SOL CTRL RED WIRE RED/BLK WIRE SPARK PLUGS TAN/BLK WIRE TAN/WHT WIRE UTILITY ONLY UTILITY BRAVADA VEHICLE CONTROL MODULE (VCM) (RIGHT SIDE OF ENGINE COMPARTMENT) W/ELEC. SHIFT CTRL W/O ELEC. SHIFT CTRL WHT WIRE WHT/BLK WIRE