Cadillac Escalade GMT400 (1998-2000) i/p fuse block Wiring diagrams

1 2 3 4 5 6 7 8 9 10 ILLUMINATION GROUND 1995 VFTC AIR TEMP DR SENSOR MODE SIGNAL AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR RELAY, HIGH (ON AUXILIARY A/C PLENUM) AUXILIARY BLOWER MOTOR RELAY, LOW (ON AUXILIARY A/C PLENUM) AUXILIARY BLOWER MOTOR RELAY, MEDIUM (ON AUXILIARY A/C PLENUM) AUXILIARY BLOWER MOTOR RESISTOR (ON AUXILIARY A/C PLENUM) AUXILIARY HEATER CONTROL MODULE (REAR) (BEHIND LEFT SIDE OF DASH) BATTERY IGNITION GROUND DEFOGGER ELEMENT BLK WIRE BLOWER FUSE 3 BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER RESISTOR (ON BLOWER MOTOR HOUSING) BLOWER SWITCH BRN WIRE CONVENIENCE CENTER DK BLU WIRE DK GRN WIRE GRY WIRE HIGH BLOWER RELAY (ON TOP OF FRONT A/C- HEATER BLOWER HOUSING) HOT AT ALL TIMES HOT IN RUN HTR A/C FUSE 12 HVAC CONTROL MODULE I/P FUSE BLOCK LT BLU WIRE MEGA FUSE BLOCK OFF LO OFF LOW MED HIGH ORG/ WIRE PPL REAR DEFOGGER SYSTEM REAR OFF LOW MED HIGH RECIRC CTRL IGNITION RECIRCULATION DOOR MOTOR (ON FRONT A/C-HEATER HOUSING) RED WIRE RR HVAC FUSE 5 TAN WIRE WHT WIRE YEL WIRE

10 8 7 B+ SIGNAL GROUND AUXILIARY A/C, HEATER CONTROL MODULE (REAR) (BEHIND LEFT SIDE OF DASH) AUXILIARY A/C, HEATER LOGIC MODULE (BEHIND LEFT SIDE OF DASH) AUXILIARY BLOWER MOTOR (BEHIND RIGHT REAR WHEELWELL) AUXILIARY BLOWER MOTOR RELAY (HIGH) AUXILIARY BLOWER MOTOR RELAY (LOW) (ON AUXILIARY A/C-HEATER BLOWER HOUSING) AUXILIARY BLOWER MOTOR RELAY (MEDIUM) AUXILIARY BLOWER RESISTOR (ON TOP OF AUXILIARY HVAC PLENUM) BLK WIRE BRN WIRE CONVENIENCE CENTER DK BLU WIRE GROUND HOT IN RUN HOUSING) I/P FUSE BLOCK LT BLU WIRE MODE MODE DOOR MOTOR (REAR) (ON REAR A/C HOUSING) OFF LOW MED HIGH ORG/ WIRE REAR OFF LOW MED HIGH RED WIRE RR HVAC FUSE 5 TEMP TEMP DOOR MOTOR (REAR) (ON REAR A/C HOUSING) WHT WIRE YEL WIRE

BLK WIRE HOT IN RUN OR START I/P FUSE BLOCK LEFT BACK-UP LAMP LT GRN WIRE MIRRORS SYSTEM (AUTOMATIC DAY/NIGHT MIRROR) PNK A/T WIRE PNK M/T WIRE PNK WIRE RIGHT BACK-UP LAMP TRAILER TOW CONNECTOR TRANSMISSION RANGE SWITCH (LEFT SIDE OF TRANSMISSION) TURN B/U FUSE 16

AUTOMATIC TRANSFER CASE CONTROL MODULE (BEHIND LEFT SIDE OF DASH) AUX PWR FUSE 7 BLK WIRE BLK/WHT WIRE DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH, LEFT OF STEERING COLUMN) DIAG ENABLE DIESEL GASOLINE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF ENGINE COMPT) EXCEPT LUXURY HOT AT ALL TIMES I/P FUSE BLOCK INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER DRIVER'S SEAT CARPET) ORG/ WIRE PPL PPL DATA CLSS 2 PROG ENABLE RADIO REMOTE CONTROL DOOR LOCK RECEIVER (BEHIND CENTER OF DASH) SERIAL DATA TAN WIRE TAN/WHT WIRE UART DATA VEHICLE CONTROL MODULE (VCM) (ON LEFT SIDE OF ENGINE COMPT) VEHICLE INTERFACE UNIT

BLK WIRE BRN WIRE CONVENIENCE CENTER (UNDER LEFT SIDE OF DASH) HEATED MIRROR RELAY (IN UNDERHOOD FUSE/RELAY CENTER) HEATER AND A/C CONTROL SWITCH HOT IN RUN HOT IN RUN OR START HTR A/C FUSE 12 I/P FUSE BLOCK LEFT CARGO DOOR CONTACTOR LEFT HEATED MIRROR LEFT OUTSIDE REAR VIEW MIRROR LEFT REAR CARGO DOOR DEFOGGER GRID MIRRORS FUSE NCA WIRE ORG/ WIRE PICK-UP W/ EXTENDED OR CREW CAB PPL REAR DEFOGGER SWITCH REAR WINDOW DEFOGGER GRID RIGHT CARGO DOOR CONTACTOR RIGHT HEATED MIRROR RIGHT REAR CARGO DOOR DEFOGGER GRID RR DEFOG FUSE SOLID STATE TIME DELAY RELAY SUBURBAN/UTILITY W/ LIFTGATE SUBURBAN/UTILITY W/O LIFTGATE UNDERHOOD FUSE/RELAY CENTER W/ HEATED MIRRORS

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

BLK WIRE BLU WIRE BODY CONTROL MODULE (IN CENTER CONSOLE) CARGO DOOR JAMB SWITCH CTSY FUSE 3 DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK INVERSION MODULE (LEFT SIDE OF DASH) DR LCK SW DR UNLCK SW EXTERIOR LIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES I/P FUSE BLOCK LEFT FRONT DOOR JAMB SWITCH LEFT REAR DOOR JAMB SWITCH LIFTGATE JAMB SWITCH LT BLU WIRE LT GRN WIRE ORG/ WIRE PGND BATT PPL RIGHT FRONT DOOR JAMB SWITCH RIGHT REAR DOOR JAMB SWITCH SECURITY LED SHOCK SENSOR (IN CENTER CONSOLE) TAN WIRE WHT WIRE WHT/BLK WIRE

BLK/WHT WIRE BRN WIRE CAPACITOR DK GRN/WHT WIRE ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM EVO SOL FD EVO SOL OUT EVO/PASSLOCK MODULE (UNDER CENTER OF DASH) 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 (INTERNAL TO STEERING COLUMN) PASSLOCK SIGNAL PNK PPL WIRE PNK WIRE PPL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) RED WIRE RED/WHT WIRE RESISTOR 10 OHMS SECURITY FUSE 21 SECURITY INDICATOR SENSOR GRD STEERING HANDWHEEL SPEED SENSOR (SENSOR GROUND) WHT WIRE YEL WIRE

16 PPL 6 7 8 9 10 PNK WIRE AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR (LEFT SIDE OF TRANSMISSION) BALANCE FUEL PUMP (ON INSIDE LEFT FRAME RAIL NEAR FRONT OF REAR TANK) BLK (OR WIRE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CONVENIENCE CENTER (UNDER LEFT SIDE OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL GAUGE FUEL PUMP BALANCE MODULE (INSIDE LEFT SIDE OF FRAME RAIL) FUEL PUMP BALANCE RELAY (ON FUEL PUMP BALANCE MODULE) FUEL PUMP, SENDER (IN FUEL TANK) FUEL TANK PRESSURE SENSOR (IN FUEL TANK) GAUGES FUSE 4 GRN WIRE GROUND GRY WIRE HOT IN OFF, RUN OR START HOT IN RUN OR START I/P FUSE BLOCK IGN E FUSE INPUT INSTRUMENT CLUSTER INTAKE AIR TEMPERATURE SENSOR (IN AIR INTAKE DUCT) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE M/T ONLY MASS AIR FLOW SENSOR (IN AIR INTAKE DUCT) OUTPUT TO GAUGE PNK (TAILLAMP EXTENSION HARN, 6 CM FROM THE FUEL PUMP HARN BREAKOUT) WIRE PNK IGNITION WIRE PNK PNK PNK WIRE PNK WIRE PPL PPL/WHT WIRE PRIMARY TANK FUEL LVL SIG RED WIRE RED/BLK WIRE RELAY CTRL SECON TANK FUEL LVL SIG SECONDARY FUEL GAUGE SENDER (IN FUEL TANK) SERVICE ENGINE SOON INDICATOR SPEEDOMETER TACHOMETER TAN WIRE TAN/BLK WIRE THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) TRANS FUSE 20 UNDERHOOD FUSE-RELAY CENTER UPSHIFT LAMP W/ DUAL FUEL TANK W/O DUAL FUEL TANK W/ DUAL FUEL TANKS W/O DUAL FUEL TANK W/O DUAL FUEL TANK W/ DUAL FUEL TANKS W/O DUAL FUEL TANKS W/ DUAL FUEL TANK WHT (OR WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

A/C REQUEST SIGNAL AIR CONDITIONING SYSTEM AIR INLET VLV MTR CTLR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE CLUTCH PEDAL POSITION (CPP) SWITCH (AT TOP OF CLUTCH PEDAL) CPP SW INPUT FOUR WHL DR SIG LO CRUISE CTRL SIG ENG 23 24 CRUISE CONTROL MODULE (LEFT REAR OF ENGINE COMPT, ON FIREWALL) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, LEFT SIDE OF STEERING COLUMN) DISTRIBUTOR DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC VARIABLE ORIFICE/ PASSLOCK CONTROL MODULE (CENTER OF DASH) FORCE MOTOR FEED TRANS INPUT SPEED RTN TRANS INPUT SPEED SIG EST OUTPUT SIG FORCE MOTOR RETURN GROUND GROUND SENSOR GROUND FUEL LEVEL INPUT SWITCH SIGNAL FUEL PUMP PRIME CONNECTOR (LEFT REAR OF ENG COMPT) FUEL PUMP RELAY FUEL PUMP RLY CTRL 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 GRN WIRE GROUND GRY WIRE GRY/BLK WIRE HIGH VOLTAGE COIL WIRE HOT AT ALL TIMES UNDERHOOD FUSE- RELAY CENTER ECMB FUSE HOT IN RUN I/P FUSE BLOCK IGN BRAKE INPUT INPUT SW INPUT IGNITION COIL (TOP LEFT REAR OF ENGINE) IGNITION COIL DRIVER (LEFT REAR SIDE OF ENGINE) IGNITION FEED IGN TIMING SIG. IGN COIL OUT IGNITION PRESSURE SWITCH INPUT PRESSURE SWITCH INPUT LT BLU/BLK WIRE LT BLU/WHT WIRE LT DK VSS SERIAL INPUT DATA SIG ORG/ WIRE PNK IGNITION FOUR WHL DR SIG EGR VLV GROUND WIRE PNK PNK PNK WIRE PNK WIRE PPL PPL (OR PPL A/T M/T PPL PPL PPL PPL 420 OR PPL/WHT WIRE PRESSURE SWITCH INPUT RADIO RED WIRE RED/BLK WIRE SENSOR RETURN SHIFT IND LP OUT EGR VLV FEED SPEED SENSOR SPEED STOPLAMP/ VCM SENSOR CLUTCH SIG INPUT SWITCH INPUT STOPLAMP SWITCH (TOP OF BRAKE PEDAL) SWITCH SIGNAL TAN/BLK WIRE TRANSFER CASE CONTROL MODULE (UNDER DASH ON STEERING COLUMN SUPPORT BRACKET) TRANSFER CASE SWITCH (LEFT TOP OF TRANSFER CASE) UNDERHOOD FUSE-RELAY CENTER VEHICLE CONTROL MODULE (VCM) (LEFT SIDE OF ENGINE COMPT) VSS SIG OUT VSS SIG OUT CHECK ENG LP CTRL 389 419 WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE