Chevrolet Pickup K1500 (1988-1999) grn Wiring diagrams

AUX FUSE 22 AUXILIARY LEAD (TAPED TO HARNESS) BACK-UP LIGHTS CIRCUIT BLK WIRE BLU WIRE BRN WIRE CARGO LAMP CARGO LAMP SWITCH CENTER HIGH MOUNT STOP LAMP CHMSL LAMP (2 BULBS) CRUISE CONTROL SYSTEM CTSY FUSE 3 DK BLU WIRE DK GRN WIRE GRN WIRE GRY WIRE HAZARD NORMAL HEADLAMP, PANEL DIMMER SWITCH HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES UNDER- HOOD FUSE- RELAY CENTER (LEFT REAR OF ENGINE COMPT.) HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK INSTRU- MENT CLUSTER RIGHT TURN INDIC LEFT LEFT FRONT MARKER LAMP LEFT FRONT PARK/ TURN LAMPS LEFT SPOTLAMP ASSEMBLY (POLICE PACKAGE) LEFT TAIL/ STOP/ TURN LAMP DK DK LEFT TURN INDIC LICENSE LICENSE LAMP LAMPS LT BLU WIRE LT GRN WIRE MAXI FUSE 2 NCA WIRE OFF ORG/ WIRE PARK PARK LPS FUSE 9 PICKUP PNK WIRE POLICE PACKAGE (1999 ONLY) PPL REAR CLEARANCE LAMPS CIRCUIT RED WIRE RHEO- STAT RIGHT RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/ TURN LAMPS RIGHT SPOTLAMP ASSEMBLY (POLICE PACKAGE) RIGHT TAIL/ STOP/ TURN LAMP ROOF MARKER LAMPS STOP- LAMP RELAY (EXCEPT SUBUR- BAN/ UTILITY) STOP/ HAZ FUSE 1 STOPLAMP SWITCH (TOP OF BRAKE PEDAL) SUBURBAN/ UTILITY TRAILER TOW CONNECTOR TURN B/U FUSE 16 TURN PWR HAZ PWR FLSHR OUT GND TURN/ HAZARD SWITCH TURN/HAZARD FLASHER (ON CONVENIENCE CENTER) UNDER- HOOD FUSE RELAY CENTER (LEFT REAR OF ENGINE COMPT.) W/ DUAL REAR WHEELS W/ STEP BUMPER W/O STEP BUMPER WHT WIRE YEL WIRE

AUXILIARY LEAD (TAPED NEAR FUSE BLOCK) BLK WIRE BLU WIRE BRN WIRE CARGO CHMSL CARGO LAMP SWITCH CARGO/ CHMSL LAMPS CLEARANCE LAMPS CIRCUIT (W/DUAL REAR WHEELS) CONVENIENCE CENTER (BEHIND INTERIOR LEFT SIDE LIGHTS SYSTEM OF I/P) CONVENIENCE CENTER (BEHIND LEFT SIDE OF I/P) CRUISE CONTROL SYSTEM CTSY LPS DK BLU WIRE DK DK DK GRN WIRE FUSE 1 FUSE 16 FUSE 3 FUSE 9 FUSE BLOCK (LOWER LEFT SIDE OF I/P) GRN WIRE HAZARD HAZARD FLASHER HEADLIGHT/ PANEL DIMMER SWITCH HOT AT ALL TIMES HOT AT ALL TIMES U/H FUSE/ RELAY CENTER (LEFT REAR ENGINE COMPT) HOT IN RUN, BULB TEST OR START IDENTIFICATION LAMPS INSTRUMENT CLUSTER LEFT BACKUP LIGHT LEFT CLEAR- ANCE LAMP LEFT FRONT MARKER LIGHT LEFT FRONT PARK/ TURN LIGHTS LEFT TAIL/ STOP/ TURN LIGHT LEFT TURN IND LEFT TURN, HAZARD LH RH LICENSE LICENSE LIGHTS LIGHT LT BLU WIRE LT DK LT GRN WIRE LT LT M/T A/T MAXI FUSE 2 NORMAL ORG/ WIRE PARADE MODE SW PARK LPS PARK RHEO- STAT OFF PLATFORM HITCH GROUND PNK M/T A/T WIRE PNK WIRE PPL RED WIRE RIGHT BACKUP LIGHT RIGHT CLEAR- DK ANCE LAMP RIGHT FRONT MARKER LIGHT RIGHT FRONT PARK/ TURN LIGHTS RIGHT TAIL/ STOP/ TURN LIGHT RIGHT TURN IND RIGHT TURN, HAZARD STOP HAZ STOP LAMP RELAY STOP LAMP/ TCC SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TURN B/U TURN FLASHER TURN/ HAZARD SWITCH U/H FUSE/ RELAY CENTER (LEFT REAR ENGINE COMPT) W/ STEP W/O STEP BUMPER BUMPER W/OPTIONAL TRAILER TOW PACKAGE WHT WIRE WIRE LEADS ARE SPLICED TO TRAILER WIRING, OR CONNECTED TO TRAILER WIRE PLUG YEL WIRE

BLK WIRE BLU WIRE BRN WIRE BULB CHECK FOG LTS ENABLE CONVENIENCE CENTER DAYTIME RUNNING LAMP INDICATOR INSTRUMENT CLUSTER DAYTIME RUNNING LAMPS MODULE (BEHIND LEFT SIDE OF I/P) DAYTIME RUNNING LAMPS RELAY (ENGINE COMPARTMENT FRONT PLENUM PANEL) DIODE DK BLU WIRE DK GRN/WHT WIRE FOG LAMP ON INDICATOR SOLID STATE SWITCH FOG LAMP RELAY FOG LAMP SWITCH GRN WIRE GRY WIRE HEAD PARK HEADLAMP DIMMER SWITCH HEADLIGHT SWITCH ASSEMBLY HI BEAM INDICATOR HI LO HOT AT ALL TIMES HOT AT ALL TIMES DRL-FOG FUSE 15 HOT IN RUN, BULB TEST OR START FUSE BLOCK GAUGES FUSE 4 ILLUM LAMP LAMP FEED HI BEAM FEED HI BEAM INDICATOR LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LT GRN WIRE LT GRN/BLK WIRE OFF OFF HEAD ORG/ WIRE OUTPUT TO RELAY GROUND PARK PARK BRAKE WARNING SWITCH (AT PARK BRAKE, UNDER LEFT SIDE OF I/P) PICKUP EXT. CAB PNK IGNITION WIRE PNK WIRE PPL PPL LEFT FOG LAMP PPL RIGHT FOG LAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP SUBURBAN PICKUP UTILITY EXT. CAB CREW CAB SUBURBAN UTILITY CREW CAB TAN WIRE TAN/WHT WIRE WHT WIRE YEL WIRE

BLK WIRE BRN WIRE BULB CHECK FOG LTS ENABLE CONVENIENCE CENTER DAYTIME RUNNING LAMP INDICATOR INSTRUMENT CLUSTER DAYTIME RUNNING LAMPS MODULE (BEHIND LEFT SIDE OF I/P) DAYTIME RUNNING LAMPS RELAY (ENGINE COMPARTMENT FRONT PLENUM PANEL) DIODE DK BLU WIRE DK GRN/WHT WIRE FOG LAMP ON INDICATOR SOLID STATE SWITCH FOG LAMP RELAY FOG LAMP SWITCH GRN WIRE GRY WIRE HEAD PARK HEADLAMP DIMMER SWITCH HEADLIGHT SWITCH ASSEMBLY HI BEAM INDICATOR HI LO HOT AT ALL TIMES HOT AT ALL TIMES DRL-FOG FUSE 15 HOT IN RUN, BULB TEST OR START FUSE BLOCK GAUGES FUSE 4 ILLUM LAMP LAMP FEED HI BEAM FEED HI BEAM INDICATOR LEFT HEADLAMP ASSEMBLY HI LO LT GRN WIRE LT GRN/BLK WIRE OFF OFF HEAD ORG/ WIRE OUTPUT TO RELAY GROUND PARK PARK BRAKE WARNING SWITCH (AT PARK BRAKE, UNDER LEFT SIDE OF I/P) PICKUP EXT. CAB PNK IGNITION WIRE PNK WIRE PPL PPL LEFT FOG LAMP PPL RIGHT FOG LAMP RIGHT HEADLAMP ASSEMBLY HI LO SUBURBAN PICKUP UTILITY EXT. CAB CREW CAB SUBURBAN UTILITY CREW CAB TAN WIRE TAN/WHT WIRE WHT WIRE YEL WIRE

BLK WIRE BRN WIRE BULB CHECK DAYTIME RUNNING LAMP INDICATOR DAYTIME RUNNING LAMPS MODULE (BEHIND LEFT SIDE OF I/P) DAYTIME RUNNING LAMPS RELAY (ENGINE COMPARTMENT FRONT PLENUM PANEL) DK BLU/WHT WIRE DRL FUSE FUSE BLOCK GRN WIRE HEAD PARK HEADLAMP DIMMER SWITCH HEADLIGHT SWITCH ASSEMBLY HI BEAM INDICATOR HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST OR START GAUGES FUSE HTR A/C FUSE IGNITION LAMP FEED HI BEAM FEED HI BEAM INDICATOR OUTPUT TO RELAY GROUND INSTRUMENT CLUSTER LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LT GRN WIRE LT GRN/BLK WIRE LT LT OFF OFF HEAD ORG/ WIRE PARK PARK BRAKE WARNING SWITCH (AT PARK BRAKE, UNDER LEFT SIDE OF I/P) PICKUP ONLY PNK/BLK WIRE RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP SUBURBAN, UTILITY ONLY TAN WIRE TAN/WHT WIRE WHT WIRE YEL WIRE

BLK WIRE BRN WIRE BULB CHECK DAYTIME RUNNING LAMP INDICATOR DAYTIME RUNNING LAMPS MODULE (BEHIND LEFT SIDE OF I/P) DAYTIME RUNNING LAMPS RELAY (ENGINE COMPARTMENT FRONT PLENUM PANEL) DK BLU/WHT WIRE DRL FUSE FUSE BLOCK GRN WIRE HEAD PARK HEADLAMP DIMMER SWITCH HEADLIGHT SWITCH ASSEMBLY HI BEAM INDICATOR HI LO HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST OR START GAUGES FUSE HTR A/C FUSE IGNITION LAMP FEED HI BEAM FEED HI BEAM INDICATOR OUTPUT TO RELAY GROUND INSTRUMENT CLUSTER LEFT HEADLAMP ASSEMBLY LT GRN WIRE LT GRN/BLK WIRE LT LT OFF OFF HEAD ORG/ WIRE PARK PARK BRAKE WARNING SWITCH (AT PARK BRAKE, UNDER LEFT SIDE OF I/P) PICKUP ONLY PNK/BLK WIRE RIGHT HEADLAMP ASSEMBLY SUBURBAN, UTILITY ONLY TAN WIRE TAN/WHT WIRE WHT WIRE YEL WIRE

BLK WIRE GRN WIRE HEADLAMP DIMMER SWITCH HEADLIGHT SWITCH ASSEMBLY HI BEAM INDICATOR HI LO HOT AT ALL TIMES LEFT HEADLAMP ASSEMBLY LO HI LT GRN WIRE LT INSTRUMENT CLUSTER OFF OFF HEAD HEAD PARK PARK RIGHT HEADLAMP ASSEMBLY TAN WIRE YEL WIRE

BLK WIRE BRN WIRE CONVENIENCE CENTER DK BLU WIRE FOG LAMP ON INDICATOR FOG LAMP RELAY (BEHIND LEFT SIDE OF I/P) FOG LAMP SWITCH SOLID STATE SWITCH FUSE BLOCK GRN WIRE GRY WIRE HEADLAMP DIMMER SWITCH HEADLIGHT SWITCH ASSEMBLY HI BEAM INDICATOR HI LO HOT AT ALL TIMES HOT AT ALL TIMES ACC-BATT CIRCUIT BREAKER ILLUM LAMP LEFT LOW BEAM HEAD- LAMP LT GRN WIRE LT INSTRUMENT CLUSTER LT LT OFF OFF HEAD HEAD PARK ORG/BLK WIRE PARK PNL LPS FUSE PPL PPL PPL RIGHT FOG LAMP LEFT FOG LAMP RIGHT HIGH BEAM HEAD- LAMP LEFT HIGH BEAM HEAD- LAMP RIGHT LOW BEAM HEAD- LAMP TAN WIRE VARIABLE VOLTAGE W/ HEADLIGHT SWITCH IN PARK OR HEAD, RHEOSTAT ADJUSTED WHT WIRE YEL WIRE

150 250 440 696 GND BLK WIRE BLU WIRE BRAKE IND BRAKE PRESSURE WARNING SWITCH (BELOW MASTER CYLINDER) BRN WIRE DATA LINK CONNECTOR DAYTIME RUNNING LAMPS MODULE (UNDER LEFT SIDE OF I/P) DIODE DIODE MODULE (UNDER LEFT SIDE OF I/P) DUMP SOL FUSE BLOCK GAGES FUSE GRN WIRE HOT AT ALL TIMES HOT IN RUN BRAKE FUSE HOT IN RUN, BULB TEST OR HOT IN START OR RUN ECM-IGN FUSE IGNITION SWITCH INSTRUMENT CLUSTER ISO SOL DUMP SOL VLV RESET SOL RETURN ISOLATION ORG/ WIRE PARK BRAKE WARNING SWITCH (UNDER LEFT SIDE OF I/P) PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (UNDER RIGHT END OF INSTRUMENT PANEL) PPL REAR WHEEL ANTI-LOCK (RWAL) MODULE (LEFT REAR OF ENGINE (COMPARTMENT) RESET ANTI-LOCK BRAKE VALVE (LEFT SIDE OF ENGINE COMPARTMENT) SOL + SPD SIG INPUT WARNING LP BRAKE SW STOP FUSE TAN/WHT WIRE TCC/STOP LAMP SWITCH (TOP OF BRAKE PEDAL) VEHICLE SPEED SENSOR BUFFER (BEHIND I/P ON RIGHT SIDE OF STEERING COLUMN) WHT WIRE

150 250 440 696 GND ANTI-LOCK BRAKE VALVE (LEFT SIDE OF ENGINE COMPARTMENT) BLK WIRE BLU WIRE BRAKE IND BRAKE PRESSURE WARNING SWITCH (BELOW MASTER CYLINDER) BRN WIRE DATA LINK CONNECTOR DIODE (IN DIODE MODULE) DIODE MODULE (UNDER LEFT SIDE OF I/P) DUMP SOL FUSE BLOCK GAGES FUSE GRN WIRE HOT AT ALL TIMES HOT IN RUN BRAKE FUSE HOT IN RUN, BULB TEST OR HOT IN START OR RUN ECM-IGN FUSE INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM ISO SOL DUMP SOL VLV RESET SOL RETURN ISOLATION ORG/ WIRE PARK BRAKE WARNING SWITCH (MOUNTED ON PARK BRAKE) PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (UNDER RIGHT IND OF INSTRUMENT PANEL) PPL REAR WHEEL ANTI-LOCK (RWAL) MODULE (LEFT REAR OF ENGINE (COMPARTMENT) RESET+ SOL + SPD SIG INPUT WARNING LP BRAKE SW STOP FUSE TAN/WHT WIRE TCC/STOP LAMP SWITCH (TOP OF BRAKE PEDAL) TRUNK, TAILGATE SYSTEM (ENDGATE WINDOW RELEASE RELAY) VEHICLE SPEED SENSOR BUFFER (BEHIND I/P ON RIGHT SIDE OF STEERING COLUMN) WHT WIRE