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GMC Suburban C2500 (1985-1999) org/ Wiring diagrams

This page contains all the electrical diagrams for the component. org/, in which he is found in the car GMC Suburban C2500 (1985-1999). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..

org/ wiring diagram (131 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (131 of 169)

A/C COMP FUSE A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (IN UNDERHOOD FUSE/RELAY CENTER) A/C COMPRESSOR CYCLING SWITCH A/C CONTROL A/C DISABLE A/C ENABLE A/C HIGH PRESSURE CUTOUT SWITCH (ON A/C COMPRESSOR) A/C LOW PRESSURE CUTOUT SWITCH A/C SWITCH BLK WIRE BLOWER SWITCH BRN WIRE DIODE DK GRN WIRE DK GRN/WHT WIRE FUSE BLOCK HOT IN RUN HVAC CONTROL MODULE HTR A/C FUSE 12 HOT IN RUN OR START IGNITION LO OFF LT GRN WIRE ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) RECIRC SIGNAL RECIRCULATION DOOR MOTOR (ON A/C- HEATER HOUSING) UNDERHOOD FUSE BLOCK IGN 1 FUSE WHT WIRE

Go to component -> 6.5l (vin f), compressor circuit -> ORG/ WIRE

org/ wiring diagram (132 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (132 of 169)

A/C COMP FUSE A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (IN UNDERHOOD FUSE BLOCK) A/C COMPRESSOR CYCLING SWITCH A/C CONTROL A/C DISABLE A/C HIGH PRESSURE CUTOUT SWITCH (ON A/C COMPRESSOR) A/C LOW PRESSURE CUTOUT SWITCH A/C REQ A/C SWITCH BLK WIRE BLK/ WHT WIRE BLOWER SWITCH BRN WIRE DIODE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUSE BLOCK HOT IN RUN HTR A/C FUSE 12 HOT IN RUN OR START HVAC CONTROL MODULE LO OFF IGNITION LT GRN WIRE ORG/ WIRE PNK WIRE SW SIG UNDERHOOD FUSE BLOCK IGN E FUSE VEHICLE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) WHT WIRE

Go to component -> 7.4l (vin j), compressor circuit -> ORG/ WIRE

org/ wiring diagram (133 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (133 of 169)

BLK WIRE BLK/WHT WIRE BRN WIRE DATA LINK CONNECTOR (DLC) (LEFT SIDE OF DASH) DK GRN WIRE ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM EVO SOL FEED EVO SOL OUT EVO/PASSLOCK MODULE (NEAR DASH AUXILIARY STORAGE COMPARTMENT) GAUGES FUSE 4 GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK INSTRUMENT CLUSTER LT BLU WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PASSLOCK SENSOR (IN STEERING COLUMN, NEAR LOCK CYLINDER) PNK PPL WIRE PNK WIRE PPL RED WIRE RED/WHT WIRE RESISTOR 10 OHMS SEC/STRG FUSE 21 SECURITY INDICATOR SENSOR PASSLOCK GRD SIGNAL STEERING HANDWHEEL SPEED SENSOR (SENSOR GROUND) WHT WIRE YEL WIRE

Go to component -> Anti-theft circuit -> ORG/ WIRE

org/ wiring diagram (134 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (134 of 169)

BLK WIRE BRN WIRE CONVENIENCE CENTER FRONT HEATED SEATS FUSE HEATED SEAT SW SIG HIGH/LOW SIG HOT AT ALL TIME HOT IN RUN RR HVAC FUSE 5 I/P FUSE BLOCK INDICATOR LMP FEED LEFT HEATED SEAT MODULE (UNDER LEFT POWER SEAT) LEFT HEATED SEAT SWITCH LT BLU WIRE LT BLU/BLK WIRE OFF OFF LO ORG/ WIRE PNK/BLK WIRE POWER SEAT CIRCUIT PPL RIGHT HEATED SEAT MODULE (UNDER RIGHT POWER SEAT) RIGHT HEATED SEAT SWITCH SEAT BELT SWITCH (ON DRIVER SEAT BELT BUCKLE) SEAT CUSHION ELEMENT SIG ENABLE THERMISTOR UNDERHOOD FUSE/RELAY CENTER YEL WIRE

Go to component -> Heated seats circuit -> ORG/ WIRE

org/ wiring diagram (135 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (135 of 169)

6-WAY POWER SEAT CIRCUIT BLK WIRE CIG LTR FUSE 13 CONVENIENCE CENTER (UNDER LEFT SIDE OF DASH) DK BLU WIRE HOT AT ALL TIMES I/P FUSE BLOCK LEFT POWER LUMBAR SUPPORT MOTOR LEFT POWER SEAT LUMBAR SWITCH NCA WIRE ORG/ WIRE RIGHT POWER LUMBAR SUPPORT MOTOR RIGHT POWER SEAT LUMBAR SWITCH SUBURBAN, UTILITY ONLY

Go to component -> Lumbar circuit, bucket and split bench with heated seat -> ORG/ WIRE

org/ wiring diagram (136 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (136 of 169)

7.4L A/C COMP FUSE A/C COMPRESSOR CLUTCH RELAY ABS FUSE 4 AUX FAN FUSE AUXILIARY COOLING FAN RELAY AUXILIARY HIGH BLOWER MOTOR RELAY BLK WIRE BLOWER FUSE 3 BLU WIRE BRAKE CONTROL MODULE BREAKOUT) BRAKE LAMP RELAY UNDERHOOD FUSE-RELAY CENTER HEADLAMP AND PANEL DIMMER SWITCH CAMP/TRAIL FUSE CARGO LAMP SWITCH CONVENIENCE CENTER CONVENIENCE CENTER EVO/ PASSLOCK MODULE CTSY FUSE 3 RADIO BATT FUSE 19 DAYTIME RUNNING LAMPS RELAY DIESEL GASOLINE DIODE DRL/FOG FUSE 15 DUAL BATTERY ECM-B FUSE ELECTRONIC BRAKE CONTROL MODULE FOG LAMP RELAY FRONT DOME/ READING LAMPS FUEL PUMP OIL PRESSURE SWITCH AND SENDER FUEL PUMP RELAY UNDERHOOD FUSE-RELAY CENTER FUSIBLE LINK (10 GA-RUST) GAS ONLY GENERATOR (BASE) GENERATOR (UPLEVEL) HEADLAMP AND PANEL DIMMER SWITCH INSTRUMENT CLUSTER (POLICE PACKAGE) HEATER AND A/C CONTROL SWITCH HORN FUSE HORN UNDERHOOD RELAY REEL LAMP UNDERHOOD FUSE- (GAS RELAY CENTER ONLY) I/P COMPARTMENT BOX LAMP I/P FUSE BLOCK INFLATABLE RESTRAINT SWITCH BREAKOUT) INTERIOR LAMP CONTROL MODULE LEFT BATTERY (DIESEL) LEFT RIGHT ILLUMINATED ILLUMINATED VANITY VANITY MIRROR MIRROR MEGA FUSE BLOCK NCA WIRE ORG/ WIRE PICKUP ONLY PK LPS FUSE 9 AUX FUSE 22 POLICE PACKAGE ONLY POWERTRAIN CONTROL MODULE (DIESEL) REAR HOMELINK OVERHEAD DOME/ TRANSMITTER CONSOLE READING READING LAMPS LAMPS RED WIRE REMOTE BATTERY STUD RIGHT BATTERY RIGHT FRONT DOOR COURTESY LAMP RIGHT LEFT COURTESY COURTESY LAMP LAMP ROOF CLEARANCE LAMP SWITCH RR DEFOG FUSE SECURITY/STRG FUSE 21 SEO FUSE SINGLE BATTERY (BASE) SINGLE BATTERY (UPLEVEL) SPARE POWER SOURCE SPOTLAMP SPOTLAMP CONVENIENCE (POLICE (POLICE RADIO CENTER PACKAGE) PACKAGE) STARTER MOTOR SOLENOID STOP FUSE 2 LIGHTING FUSE 8 TO FUSIBLE LINK (DIAGRAM 4 OF 5) TO MEGAFUSE (DIAGRAM 5 OF 5) TO UNDERHOOD FUSE-RELAY CENTER (DIAGRAM 2 OF 5) UNDERHOOD FUSE-RELAY CENTER UNDERHOOD LAMP VEHICLE CONTROL MODULE (GASOLINE) YEL WIRE

Go to component -> Power distribution circuit (1 of 5) -> ORG/ WIRE

org/ wiring diagram (137 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (137 of 169)

A/T AUDIO ALARM MODULE AUTOMATIC AUTOMATIC TRANSFER CASE AUTOMATIC TRANSFER CASE CONTROL MODULE AUX/PWR FUSE 7 AUXILIARY POWER CONNECTOR BLK WIRE BRN WIRE CIG LTR FUSE 13 CIGAR LIGHTER CLUTCH PEDAL POSITION SWITCH COLUMN HARNESS BREAKOUT) CONVENIENCE CENTER CRANK FUSE 8 TRANS FUSE 20 DATA LINK CONNECTOR DOOR LOCK CONTROL MODULE (W/ CARGO DOORS) DOOR RIGHT FRONT LOCK DOOR LOCK RELAY SWITCH ELECTRIC FROM CONVENIENCE CENTER BREAKOUT) FROM UNDERHOOD FUSE-RELAY CENTER (DIAGRAM 1 OF 5) I/P CLUSTER BREAKOUT) I/P FUSE BLOCK IGN A FUSE 6 IGN B FUSE 5 IGNITION SWITCH INSTRUMENT CLUSTER LAMP BREAKOUT) LEFT FRONT RIGHT FRONT DOOR LOCK DOOR LOCK SWITCH SWITCH LEFT POWER LEFT FRONT SEAT DOOR LOCK ADJUSTER SWITCH SWITCH LIFTGATE RELEASE SWITCH LOCK LOCK OFF LOCK OFF OFF M/T MAXI FUSE 7 NCA WIRE ORG/ WIRE PARK/NEUTRAL TRANS- POSITION MISSION SWITCH CONTROLS PICKUP PNK WIRE POWER AMPLIFIER RELAY (SUBURBAN) POWER OUTLET BREAKOUT) POWER REAR WINDOW WINDOW MASTER LOCKOUT SWITCH SWITCH (4-DR) POWER WDO CIRCUIT BREAKER PPL PWR-ACCY CIRCUIT BREAKER RADIO FUSE 17 RADIO RIGHT FRONT POWER WINDOW SWITCH (2 DR, UTILITY) REAR DOOR LOCK SWITCH RED WIRE REMOTE CONTROL DOOR LOCK POWER RECEIVER SEAT LUMBAR SWITCH REMOTE CONTROL DOOR LOCK RECEIVER RIGHT LUMBAR POWER SEAT SWITCH RIGHT POWER SEAT ADJUSTER SWITCH RR WIPER FUSE 23 WIPER FUSE 11 RUN WIRE STARTER RELAY UNDERHOOD FUSE-RELAY CENTER STEERING COLUMN HARNESS BREAKOUT) STOP LAMP SWITCH STOP/HAZ FUSE 1 SUBURBAN ONLY SUBURBAN/ UTILITY T CASE FUSE 2 TO SEATS FUSE (DIAGRAM 4 OF 5) TRANSFER CASE CONTROL MODULE TURN/ HAZARD SWITCH UNDERHOOD FUSE-RELAY CENTER W/BENCH SEAT RIGHT FRONT POWER LUMBAR SEAT SWITCH WHT WIRE WINDSHIELD WIPER MOTOR MODULE YEL WIRE

Go to component -> Power distribution circuit (2 of 5) -> ORG/ WIRE

org/ wiring diagram (138 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (138 of 169)

AUTOMATIC TRANSFER CASE CONTROL MODULE AUTOMATIC TRANSFER CASE SELECT SWITCH AUXILIARY AUXILIARY TEMPERATURE HIGH DOOR BLOWER MOTOR MOTOR RELAY AUXILIARY BATTERY AUXILIARY BATTERY RELAY (LEFT REAR OF ENGINE COMPT) AUXILIARY HEATER AND A/C CONTROL LOGIC MODULE BLK WIRE BLK/RED WIRE BLU WIRE BRAKE FUSE 18 BREAKOUT) BRN WIRE COLUMN HARNESS BREAKOUT) CONVENIENCE CENTER CRUISE CONTROL MODULE (GAS ONLY) CRUISE CONTROL SWITCH CRUISE FUSE 6 EXCEPT DIESEL DIESEL FROM IGNITION SWITCH (DIAGRAM 2 OF 4) FROM UNDERHOOD FUSE-RELAY CENTER (DIAGRAM 1 OF 5) FROM UNDERHOOD FUSE-RELAY CENTER (DIAGRAM 2 OF 5) FRONT AXLE ACTUATOR FRONT HEATED SEATS FUSE FUSE 24 FUSIBLE LINK HEATED MIRROR RELAY HEATER AND A/C CONTROL SWITCH HTR A/C FUSE 12 HVAC CONTROL MODULE I/P FUSE BLOCK LEFT FRONT FENDER) LEFT HEATED SEAT MODULE LEFT HEATED SEAT SWITCH MIRRORS FUSE MODE DOOR MOTOR MOTOR RELAYS) ORG/ WIRE RECIRCULATION TEMPERATURE DOOR DOOR MOTOR MOTOR RESTRAINT SWITCH BREAKOUT) RIGHT HEATED SEAT MODULE RIGHT HEATED SEAT SWITCH RR HVAC FUSE 5 SEATS FUSE STOP ELECTRONIC LAMP BRAKE SWITCH CONTROL MODULE TRANSFER CASE SELECT SWITCH TRANSFER SPARE CASE POWER SELECT SOURCE SWITCH UNDERHOOD FUSE-RELAY CENTER VEHICLE CONTROL MODULE (GASS ONLY) W/ REAR DEFROST W/ W/ LIFT- CARGO GATE DOORS

Go to component -> Power distribution circuit (4 of 5) -> ORG/ WIRE

org/ wiring diagram (139 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (139 of 169)

AUXILIARY POWER CENTER (CENTER OF DASH) BLK WIRE CICUIT BREAKER CUSTOMER INSTALLED OPTIONS FROM PWR WDO CIRCUIT BREAKER (DIAGRAM 2 OF 5) FROM RIGHT BATTERY (DIAGRAM 1 OF 5) FUSE FUSE BLOCK 3 FUSE BLOCK 4 FUSE BLOCK 5 FUSE FUSE GENERATOR (POLICE PACKAGE) MEGA FUSE ORG/ WIRE PNK WIRE POLICE PACKAGE RED WIRE RELAY RELAY/ FUSE RIGHT BATTERY WHT WIRE YEL WIRE

Go to component -> Power distribution circuit (5 of 5) -> ORG/ WIRE

org/ wiring diagram (140 of 169)

GMC Suburban C2500 (1985-1999) org/ wiring diagram (140 of 169)

BLK WIRE BLU WIRE BRN WIRE CTSY FUSE 3 DOWN GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK ILLUM- NATION LAMP LEFT LEFT POWER OUTSIDE REARVIEW MIRROR LEFT/ RIGHT MOTOR LT (OR LT GRN WIRE ORG/ WIRE POWER OUTSIDE REARVIEW MIRROR SWITCH PPL/WHT WIRE RED WIRE RIGHT RIGHT POWER OUTSIDE REARVIEW MIRROR UP/ DOWN MOTOR YEL WIRE

Go to component -> Power mirrors circuit -> ORG/ WIRE

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