Cadillac Escalade GMT400 (1998-2000) ground Wiring diagrams

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

253 39 43 PNK WIRE ANTI-THEFT SYSTEM INTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (IN CENTER CONSOLE) BRN WIRE CTSY FUSE 3 DK BLU WIRE DK BLU/WHT WIRE DK BRN WIRE DK GRN WIRE DOOR LOCKS SYSTEM DR DR FEED DR LK SW DR LK SW DR LK SW DR LK SW EXT LIGHTS HORN RLY OUT EXTERIOR LIGHTS SYSTEM HORN SYSTEM GAUGES FUSE 4 GROUND GROUND BATTERY RAP OUT IGN SW OUT CTSY LAMP BATTERY GRY WIRE HEADLIGHTS SYSTEM PNK WIRE HOT AT ALL TIMES HOT AT ALL TIMES IGNB FUSE I/P FUSE BLOCK HOT IN RUN OR START IGNITION SWITCH LIFTGATE REL SWITCHED IGN FUSE OUT LOCK OFF LT BLU WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PWR WDO CIRCUIT BREAKER RADIO BREAKOUT) RADIO FUSE 17 RED WIRE RED/BLK WIRE RR WIPER FUSE 23 RUN WIRE SEAT BLT IND SEAT BLT SW KEY SW SECURITY SIG INT LP OUT TAMPER SW SUPPLEMENTAL RESTRAINTS SYSTEM WARNING SYSTEM TAN WIRE TRUNK, TAILGATE, FUEL DOOR SYSTEM UNDERHOOD FUSE BLOCK WARNING SYSTEM WHT WIRE WIPER FUSE 11 YEL WIRE

AJAR SWITCH AUTOMATIC DAY/NIGHT REARVIEW MIRROR W/ COMPASS BLK WIRE BODY CONTROL MODULE (IN CENTER CONSOLE) BRAIDED GROUND STRAP CARGO DOOR JAMB SWITCH COURTESY LAMPS DOME LAMP DEFEAT DOOR AJAR SWITCH FRONT DOME/ READING LAMPS GROUND GRY WIRE HEADLAMP, PANEL DIMMER SWITCH HORN FUSE HOT AT ALL TIMES HOT AT ALL TIMES IGN B FUSE 5 I/P COMPART- MENT BOX LAMP LAMP FEED LAMP RETURN LEFT FRONT DOOR COURTESY LAMP LEFT I/P COURTESY LAMP LEFT REAR DOOR COURTESY LAMP LEFT REAR DOOR JAMB SWITCH LEFT SUNSHADE MIRROR LAMP MIRRORS SYSTEM NCA WIRE ORG/ WIRE OVERHEAD CONSOLE READING LAMPS PASS DR PPL REAR DOME READING LAMPS RED WIRE RIGHT FRONT DOOR COURTESY LAMP RIGHT FRONT DOOR JAMB SWITCH LEFT FRONT DOOR JAMB SWITCH RIGHT I/P COURTESY LAMP RIGHT REAR DOOR COURTESY LAMP RIGHT REAR DOOR JAMB SWITCH RIGHT SUNSHADE MIRROR LAMP TAN WIRE UNDERHODD FUSE/RELAY CENTER UNDERHOOD FUSE/RELAY CENTER UNDERHOOD LAMP WHT WIRE

1134 9 240 PARK BRK IN PARK LP IN BATTERY GROUND 2040 1364 BATTERY HDLP IN LT SENSE IN 33 33 INSTRUMENT CLUSTER SYSTEM (BRAKE WARNING INDICATOR) 624 9 39 EXT LTS PARK LPS IN IGNITION AUTOMATIC DAY/NIGHT REARVIEW MIRROR WITH COMPASS AUX PWR AUTO HEADLAMPS FUSE 22 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (IN CENTER CONSOLE) BRAKE IND CTRL BRAKE WARN IN BRN WIRE BULB TEST CONVE- NIENCE CENTER (UNDER LEFT SIDE OF DASH) CONVENIENCE CENTER (UNDER LEFT SIDE OF DASH) CONVENIENCE CENTER BREAKOUT, TOWARD DRL MOD) DAYTIME RUNNING LAMPS MODULE (BEHIND LEFT SIDE OF DASH) DAYTIME RUNNING LAMPS RELAY DIODE 203 DRL INDICATOR DRL RELAY CTRL DRL-FOG FUSE 15 FOG LAMP RELAY FOG LAMP SWITCH GAGES FUSE 4 GRN WIRE GROUND GRY WIRE HARN BREAKOUT) HDLP OUT ANTI-THEFT 624 624 HEAD OFF PARK HEAD- LAMP DIMMER SWITCH HEADLAMP AND PANEL DIMMER SWITCH HEADLAMP CONTROL MODULE (LOWER LEFT SIDE OF DASH) HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK (LEFT SIDE OF DASH, IGNITION SWITCH ILLUM LAMP INSTRUMENT CLUSTER LEFT DOOR HARN BREAKOUT) LEFT FOG LAMP LEFT HEADLAMP BREAKOUT TOWARD WINDSHIELD WASHER PUMP) LEFT HIGH BEAM HEAD- LAMP RIGHT LOW BEAM HEAD- LAMP RIGHT HIGH BEAM HEAD- LAMP LEFT LOW BEAM HEAD- LAMP LIGHTING FUSE 8 LO HI LOCK OFF LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OFF ON INDICATOR ORG/ WIRE PARK BRAKE SIG IND BULB CHK IGNITION LAMP FEED PNK WIRE PARK BRAKE WARNING SWITCH PARK LAMP BREAKOUT) PK LPS FUSE 9 PNK IGNITION WIRE PNK WIRE PPL PPL LT RED WIRE RIGHT FOG LAMP RUN WIRE TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE/RELAY CENTER (LEFT REAR OF ENGINE COMPT) VEHICLE INTERFACE UNIT WHT WIRE YEL WIRE YEL/BLK WIRE

11 12 13 14 15 16 17 18 19 20 PNK RSA ENABLE RSA ENABLE IN WIRE 13 14 15 GROUND E&C LINE BATTERY 7 8 9 RADIO ON DIM SIG OUT DRAIN ANTENNA AUDIO RTN BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CD CHANGER (CENTER FLOOR CONSOLE) CD PLAYER (CENTER FLOOR CONSOLE) CIGAR LTR FUSE 13 DATA LINK CONNECTOR DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN RT OUTPUT LT OUTPUT AUDIO RTN GROUND E&C LINE BATTERY DRAIN WIRE E&C DATA VSS SIGNAL RR SPK (+) COMMON LR SPK (-) DRAIN FRONT COMMON GROUND GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN I/P FUSE BLOCK IGNITION ILLUMINATION GROUND RSA ENABLE LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR TWEETER SPEAKER LEFT REAR HEADLINE TWEETER SPEAKER LEFT REAR TWEETER SPEAKER LF SPK - LF SPK IN (+) LH SPK (-) LR SPK + LR SPK IN (+) LT BLU WIRE LT GRN WIRE LT GRN/WHT WIRE LT INPUT NCA WIRE ORG/ WIRE ORG/BLK WIRE PLAYER HARN BREAKOUT) PNK WIRE POWER PPL PPL/WHT WIRE PWR ANTENNA RADIO RADIO BATT FUSE 19 RADIO FUSE 17 REAR COMMON REAR STEREO CONTROLLER RED WIRE REGULATOR MOTOR BREAKOUT) RF SPK - RF SPK IN (+) RH SPK (+) RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR TWEETER SPEAKER RIGHT REAR TWEETER SPEAKER RR SPK + RR SPK IN (+) RSA ENABLE RSA OUT RT INPUT SPEAKER BREAKOUT) SUB SPK (-) SUBWOOFER SPEAKER TAN WIRE VEHICLE COMMUNICATON UNIT VEHICLE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) VSS SIGNAL WHT WIRE WINDOW REGULATOR MOTOR BREAKOUT) 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