GMC Yukon II (1999-2006) blk Wiring diagrams

1 2 6 8 16 19 20 21 40 42 46 47 48 51 62 63 GND TCC PWM PC SOL HI PC SOL LO 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FUSE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) EXCEPT SEO FLUID TEMP SENSOR FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, ACC, START HOT IN RUN, START I/P RELAY BLOCK (BELOW LEFT SIDE OF DASH) INSTRUMENT CLUSTER INSTRUMENT PANEL CLUSTER (IPC) IPC/DIC FUSE LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP OF TRANSMISSION) ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (BELOW STEERING COLUMN) PPL/WHT WIRE PRESS CTRL SOLENOID RED WIRE RED/BLK WIRE REV RUN WIRE SEO SPLICE PACK STOPLIGHT SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC SOLENOID TOW/HAUL SWITCH TRANSFER CASE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) PCM 1 FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR THE BATTERY) VEHICLE SPEED SENSOR WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 6 8 16 19 20 21 40 42 46 47 48 51 62 63 GND TCC PWM PC SOL HI PC SOL LO 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FUSE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) EXCEPT SEO FLUID TEMP SENSOR FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, ACC, START HOT IN RUN, START I/P RELAY BLOCK (BELOW LEFT SIDE OF DASH) INSTRUMENT CLUSTER INSTRUMENT PANEL CLUSTER (IPC) IPC/DIC FUSE LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP OF TRANSMISSION) ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (BELOW STEERING COLUMN) PPL/WHT WIRE PRESS CTRL SOLENOID RED WIRE RED/BLK WIRE REV RUN WIRE SEO SPLICE PACK STOPLIGHT SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC SOLENOID TOW/HAUL SWITCH TRANSFER CASE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) PCM 1 FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR THE BATTERY) VEHICLE SPEED SENSOR WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 6 8 16 19 20 21 40 42 46 47 48 51 62 63 GND TCC PWM PC SOL HI PC SOL LO 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FUSE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) EXCEPT SEO FLUID TEMP SENSOR FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, ACC, START HOT IN RUN, START I/P RELAY BLOCK (BELOW LEFT SIDE OF DASH) INSTRUMENT CLUSTER INSTRUMENT PANEL CLUSTER (IPC) IPC/DIC FUSE LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP OF TRANSMISSION) ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (BELOW STEERING COLUMN) PPL/WHT WIRE PRESS CTRL SOLENOID RED WIRE RED/BLK WIRE REV RUN WIRE SEO SPLICE PACK STOPLIGHT SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC SOLENOID TOW/HAUL SWITCH TRANSFER CASE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) PCM 1 FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR THE BATTERY) VEHICLE SPEED SENSOR WHT WIRE YEL WIRE YEL/BLK WIRE

BATTERY BLK WIRE BLK/WHT WIRE BRN WIRE CHARGE INDICATOR CONTROL COMPUTER DATA LINES DK GRN WIRE EXC 8.1L 8.1L FUSIBLE LINK (8 GA- GENERATOR GENERATOR FIELD DUTY CYCLE SIGNAL GROUND GROUND DISTRIBUTION SYSTEM GRY WIRE HOT IN RUN, START I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) IGN 1 VOLT IGN E FUSE INSTRUMENT PANEL CLUSTER IPC CLASS 2 SERIAL DATA LEFT BATTERY LOGIG PNK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (PCM) (AT LEFT FRONT OF ENG COMPT) RED WIRE RIGHT BATTERY SEO IGN FUSE SERIAL DATA CLASS 2 STARTER SOLENOID UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) UPFITTER OPTION VOLTS W/ SEO W/DUAL BATTERIES W/O SEO

A/T SHIFT LOCK CONTROL SOLENOID (ON STEERING COLUMN) B/U LP FUSE BLK WIRE BTSI FUSE DK GRN WIRE HOT IN RUN OR START LT GRN WIRE PARK/ NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK WIRE STOPLAMP SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) WHT WIRE

BATTERIES) BLK WIRE CRANK FUSE CRANK SIGN DK GRN WIRE GROUND DISTRIBUTION SYSTEM IGN A FUSE IGN B FUSE IGN E FUSE IGNITION SWITCH LEFT BATTERY LOCK OFF PARK/NEUTRAL POSITION SWITCH (ON LEFT SIDE OF TRANSMISSION) PNK WIRE POWER DISTRIBUTION PPL RED WIRE RED/WHT WIRE RUN WIRE STARTER MOTOR STARTER RELAY STARTER SOLENOID STARTING/ CHARGING SYSTEM (FUSIBLE LINK) STARTING/ CHARGING SYSTEM (RIGHT BATTERY) (W/ DUAL SYSTEM UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT, NEAR BATTERY) UNDERHOOD JUNCTION BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) UPFITTER OPTION YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BODY RELAY BLOCK BRN WIRE CLASS 2 SERIAL DATA DK BLU WIRE DK GRN WIRE GRY WIRE HOT IN RUN OR START INFLATABLE RESTRAINT I/P MODULE (BEHIND RIGHT SIDE OF DASH) INFLATABLE RESTRAINT SENSING/DIAGNOSTIC MODULE (UNDER LEFT FRONT SEAT) INFLATABLE RESTRAINT STEERING WHEEL MODULE INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT INFLATABLE RESTRAINT SIDE IMPACT MODULE LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PNK WIRE PPL RED WIRE RIGHT INFLATABLE RESTRAINT SIDE IMPACT MODULE SHORTING BAR SHORTING BAR PPL SIR FUSE STAGE 1 STAGE 2 TAN WIRE TWISTED PAIR WIRES UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) WHT WIRE YEL WIRE

AIR BAG ANTI-THEFT SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE BODY RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) BRN WIRE BRN/WHT WIRE CLASS 2 SERIAL DATA DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER SEAT BELT SWITCH FRONT PASSENGER SEAT BELT SWITCH GRY WIRE IGN IGNITION 1 VOLTAGE INFLATABLE RESTRAINT PASSENGER AIR BAG ON/OFF INDICATOR INFLATABLE RESTRAINT PASSENGER PRESENCE SYSTEM SENSOR INFLATABLE RESTRAINT PASSENGER SEAT BELT TENSION RETRACTOR SENSOR INSIDE REARVIEW MIRROR INSTRUMENT INSTRUMENT PANEL CLUSTER IPC CLASS 2 SERIAL DATA LEFT INFLATABLE RESTRAINT SEAT POSITION SWITCH LT BLU WIRE LT GRN WIRE OFF PASS SEAT BELT TENS LO REF PPS SENS LO REF PASS SEAT BELT TENS SIG GROUND PPS SENS SIG PNK I/P MOD DISABLE SW SIG WIRE PNK WIRE PPL PPL PPL RED WIRE RIGHT INFLATABLE RESTRAINT SEAT POSITION SWITCH SPLICE PACK TAN WIRE WHT WIRE YEL WIRE

2-HI IND 4 HI 4 LO 4-HI IND 4-LO IND AXLE SW SIG BLK WIRE BLK/WHT WIRE BRAKE CONTROL BRN WIRE BRN/WHT WIRE CLASS II DATA AXLE CTRL AWD IND 4-LO IND 4-HI IND CONTROL MODULE CTRL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) DK GRN WIRE DK GRN/WHT WIRE ENCODER ENCODER LOW GROUND ENCODER SIG EXCEPT SEO FRONT AXLE ACTUATOR FRONT PROPSHAFT SPEED SENSOR FUSE GROUND BATTERY MOTOR CTRL A MOTOR CTRL B GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN E FUSE ILLUMINATION INSTRUMENT PANEL CLUSTER LAMP LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) SEO IGN FUSE LOCK SOL CTRL 2-HI IND NEUTRAL IND LOGIC LT BLU WIRE LT GRN/BLK WIRE NCA WIRE NEUTRAL IND ORG/ WIRE PNK WIRE PPL PPL FT SHAFT LO FT SHAFT HI PPL/WHT WIRE REAR PROPSHAFT SPEED SENSOR RED WIRE RR SHAFT HI RR SHAFT LO RUN WIRE SEO SHIFT MOTOR SPLICE PACK TAN WIRE TAN/BLK WIRE TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL SWITCH TREC FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) YEL WIRE

4 LO 4-LO IND 4-LO IND 4-HI IND PNK WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CHANNEL A CHANNEL B CHANNEL C CHANNEL P CLASS II DATA DATA LINK CONNECTOR (BELOW LEFT SIDE OF DASH) DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENCODER LOW EXCEPT SEO FUSE GROUND BATTERY MOTOR CTRL B MOTOR CTRL A GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START IGN E FUSE ILLUMINATION INSTRUMENT PANEL CLUSTER LAMP LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) SEO IGN FUSE LOGIC LT BLU WIRE NCA WIRE NEUTRAL IND ORG/ WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RUN WIRE SEO SHIFT MOTOR SPLICE PACK TCS TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL SWITCH TREC FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) YEL/BLK WIRE