Chevrolet Tahoe III (2006-2014) lt blu/wht Wiring diagrams

27 28 GMLAN SERIAL DATA BUS - GMLAN SERIAL DATA BUS + 68 18 1 MIL CTRL WAKE UP SERIAL DATA PARK/NEUTRAL SIG 71 72 REPLICATED TOS SIG SIGNAL RETURN AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR AUX HVAC-IGN FUSE 48 B+ GND BRAKE SW SIG BLK/WHT WIRE BRN/WHT WIRE CADILLAC GMC, CHEVROLET COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PNK WIRE CONTROL SOLENOID VALVE ASSEMBLY DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER DISPLAY (DIC) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) FUSE 19 GROUND DISTRIBUTION SYSTEM HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN IGN VOLTAGE INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOGIC LOW REFERENCE LT BLU/WHT WIRE LT GRN/BLK WIRE MIL IND MISC-IGN FUSE 43 ORG/BLK WIRE PC SOLENOID 1 CONTROL PC SOLENOID 3 CONTROL PC SOLENOID 4 CONTROL PC SOLENOID 5 CONTROL PNK WIRE PPL/WHT WIRE PRESSURE CONTROL (PC) SOLENOID VALVE 1 PRESSURE CONTROL (PC) SOLENOID VALVE 2 PRESSURE CONTROL (PC) SOLENOID VALVE 3 PRESSURE CONTROL (PC) SOLENOID VALVE 4 PRESSURE CONTROL (PC) SOLENOID VALVE 5 RED/WHT WIRE REPLICATED TOS SIG SER DATA SHIFT SOLENOID (SS) 1 CONTROL SHIFT SOLENOID (SS) 2 CONTROL SHIFT SOLENOID (SS) VALVE 1 SHIFT SOLENOID (SS) VALVE 2 STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCM- BATT FUSE 14 TO CONTROL SOLENOID VALVE ASSEMBLY (DIAGRAM 2 OF 2) TORQUE CONVERTER CLUTCH (TCC) PRESSURE CONTROL (PC) SOLENOID VALVE TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL TOW/ HAUL IND TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR SIGNAL UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (RIGHT REAR OF TRANSMISSION) W/ ACTIVE CONTROL TRANSFER CASE W/O ACTIVE CONTROL TRANSFER CASE

12 18 419 5985 MIL CTRL WAKEUP SERIAL DATA 13 14 39 DATA BUS - DATA BUS + IMS GND 13 5 6 5 2 3 PNK WIRE 51 72 2501 2500 GMLAN SERIAL DATA BUS - GMLAN SERIAL DATA BUS + AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR AUX HVAC-IGN FUSE 48 B+ GND BRAKE SW SIG BLK/WHT WIRE BRN/WHT WIRE CADILLAC GMC, CHEVROLET COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY DRIVER MOTOR GENERATOR POWER INVERTER MODULE (RIGHT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) FUSE 19 GND IGN SER DATA GROUND DISTRIBUTION SYSTEM HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN MIL IND LOGIC IGN VOLTAGE INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LO SIG LOW REFERENCE LT BLU/WHT WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 ORG/BLK WIRE PC SOLENOID 1 CONTROL PC SOLENOID 2 CONTROL PC SOLENOID 3 CONTROL PC SOLENOID 4 CONTROL PC SOLENOID 5 CONTROL PC SOLENOID 6 PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PNK WIRE PPL/WHT WIRE PRESSURE CONTROL (PC) SOLENOID VALVE 1 PRESSURE CONTROL (PC) SOLENOID VALVE 2 PRESSURE CONTROL (PC) SOLENOID VALVE 3 PRESSURE CONTROL (PC) SOLENOID VALVE 4 PRESSURE CONTROL (PC) SOLENOID VALVE 5 PRESSURE CONTROL (PC) SOLENOID VALVE 6 RED/WHT WIRE REPLICATED TOS SIG SHIFT SOLENOID (SS) 1 CONTROL SHIFT SOLENOID (SS) 2 CONTROL SHIFT SOLENOID (SS) VALVE 1 SHIFT SOLENOID (SS) VALVE 2 STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCM- BATT FUSE 14 TO CONTROL SOLENOID VALVE ASSEMBLY (DIAGRAM 2 OF 2) TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION CONTROL MODULE (TCM) CONTROL SOLENOID VALVE ASSEMBLY TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR SIGNAL UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (RIGHT REAR OF TRANSMISSION) W/ ACTIVE TWO SPEED TRANSFER CASE CONTROL W/ HEATED STEERING WHEEL W/O ACTIVE TWO SPEED TRANSFER CASE CONTROL

10 8 9 SERIAL DATA BUS + BUS - 12 CM FROM LICENSE LAMP, RIGHT BREAKOUT) 13 3 PPL CONTACT SIG B+ 15 16 19 LEFT TURN SIG RIGHT TURN SIG HAZARD SW SIG 4 1 3 2 B+ B+ B+ B+ 5060 2500 2501 COMPUTER DATA LINES SYSTEM ANTI-LOCK BRAKES SYSTEM AUTO OFF BCM FUSE BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE SIG BRN WIRE CENTER HIGH MOUNTED STOP LAMP (CHMSL) CTSY FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT ENGINE CONTROLS SYSTEM GRN WIRE HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED LAMP LAMP GRD LAMP RLY LEFT BACKUP LAMP (LEFT REAR BODY MOUNT) LT LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT LICENSE LAMP LEFT REAR SIDE MARKER LAMP LEFT REAR TURN SIGNAL LEFT TAIL/ STOP LAMP LF TURN SIG LR STOP/ TURN SIG LR LT BLU WIRE LT BLU/WHT WIRE LT PRK FUSE 26 LT STOP TRN FUSE RT STOP TRN FUSE STOP LAMPS FUSE MISC-IGN FUSE 43 MJR LEFT TAIL/ TURN MJR LEFT TAIL/ TURN SIGNAL GRD LAMP LOWER LEFT TAIL/STOP, TURN SIGNAL LAMP MNR ORG/ WIRE ORG/WHT WIRE PARK HEAD PARK LAMP RELAY PARK LAMP SIG PNK PNK PNK PNK POWER DISTRIBUTION SYSTEM WIRE PNK WIRE PPL RED WIRE RED/WHT WIRE RIGHT LEFT HAZARD SWITCH RIGHT LICENSE LAMP STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) STOP LP CTRL TAN WIRE TAN/BLK WIRE TO RIGHT TAIL/STOP LAMP (DIAGRAM TO RT PRK FUSE 27 (DIAGRAM TRAILER PROVISION (BLUNT CUT) TURN SIG CHMSL VOLT TURN SIG RF TURN SIG RR STOP/ TURN SIG RR TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UPPER LEFT TAIL/STOP, TURN SIGNAL LAMP W/ ONE PIECE LIFTGATE W/O ONE PIECE LIFTGATE EXCEPT 6.0L (VIN J) WHT WIRE YEL WIRE YEL/BLK WIRE

B+ SERIAL DATA BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COURTESY LAMP DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER OUTSIDE REARVIEW MIRROR EXCEPT 6.0L (VIN J) EXCEPT HYBRID HYBRID EXTERIOR COURTESY LAMP DRIVER OUTSIDE REARVIEW MIRROR EXTERIOR ILLUMINATION LAMP PASSENGER OUTSIDE REARVIEW MIRROR FROM LEFT TAIL/STOP LAMP (DIAGRAM FROM LT PRK FUSE 26 (DIAGRAM 1 OF 2) GRD GRN WIRE GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END OF DASH) INSTRUMENT PANEL CLUSTER IPC FUSE 46 LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT TURN IND LEFT TURN SIGNAL REPEATER LAMP LOGIC LOW REF LOWER RIGHT TAIL/STOP, TURN SIGNAL LAMP LT BLU WIRE LT BLU/WHT WIRE MIRROR MJR RIGHT TAIL/ TURN SIGNAL LAMP MNR MNR MJR RIGHT TAIL/ STOP LAMP ORG/ WIRE PASSENGER DOOR LOCK/ WINDOW SWITCH LOW REF PASSENGER OUTSIDE REARVIEW POWER DISTRIBUTION SYSTEM RED/WHT WIRE RIGHT BACKUP LAMP RIGHT END OF DASH) RIGHT FRONT SIDE MARKER LAMP RIGHT I/P JUNCTION BLOCK RIGHT PARK/ TURN SIGNAL LAMP RIGHT REAR SIDE MARKER LAMP RIGHT REAR TURN SIGNAL LAMP RIGHT TAIL/ STOP LAMP RIGHT TURN IND RIGHT TURN SIGNAL REPEATER LAMP RT PRK FUSE 27 SERIAL DATA TRAILER PROVISION (BLUNT CUT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UPPER RIGHT TAIL/STOP, TURN SIGNAL LAMP W/ ENLARGED TURN SIGNAL LAMP W/ HEATED FOLDING MIRROR W/ ONE PIECE LIFTGATE W/ W/O HEATED HEATED FOLDING FOLDING MIRROR MIRROR W/O HEATED FOLDING MIRROR W/O ONE PIECE LIFTGATE WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 MTR OPEN MTR CLOSE 1 2 3 4 5 6 LATCH MTR OPEN LATCH MTR CLOSE B+ B+ AJAR SW SIG OPEN/CLOSE SW BLK WIRE BRN WIRE BRN/WHT WIRE CHEVROLET/ GMC CADILLAC COMPUTER DATA LINES SYSTEM CONNECTOR ADAPTER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGAGE CTRL DIS ENGAGE CTRL GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END OF DASH) INSTRUMENT PANEL CLUSTER (IPC) INTERIOR LIFTGATE CONTROL SWITCH LEFT LIFTGATE OBJECT SENSOR (LEFT EDGE OF LIFTGATE) LGM FUSE 71 LIFTGATE ACTUATOR ASSEMBLY LIFTGATE ACTUATOR CLUTCH LIFTGATE ACTUATOR MOTOR LIFTGATE ACTUATOR SWITCH LIFTGATE CLOSE SWITCH (BOTTOM RIGHT OF LIFT GATE) LIFTGATE HANDLE SWITCH LIFTGATE LATCH ASSEMBLY (CENTER OF LIFTGATE) LIFTGATE WINDOW AJAR SWITCH LIFTGATE WINDOW LATCH ASSEMBLY LOGIC LOW REF LT BLU WIRE LT BLU/WHT WIRE NCA WIRE OBS DET FUSE OPEN SW SIG RTN ORG/ WIRE PNK/BLK WIRE POWER LIFTGATE MODULE (LEFT REAR OF CARGO AREA) PPL PPL/WHT WIRE RED/BLK WIRE RED/WHT WIRE RIGHT LIFTGATE OBJECT SENSOR (RIGHT EDGE OF LIFTGATE) SIG RTN POS SIG 1 POS SIG 2 SIG RTN SW OPEN SIG SW SIGNAL TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM

1 3 DN CNTRL UP CNTRL 3 9 LIN BUS GMLAN 6 2 5 GROUND B+ SIG RTN 6 5 3 1 GROUND SIG RTN DN CNTRL UP CNTRL 9 3 GMLAN LIN BUS B+ SIG RTN LIN BUS BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DOWN DRIVER DOOR LOCK/WINDOW SWITCH DRIVER WINDOW DRIVER WINDOW MOTOR (GMC/CHEVROLET) (DRIVER'S DOOR) DRIVER WINDOW SWITCH EXPRESS DN EXPRESS DOWN DOWN GMC/CHEVROLET CADILLAC GROUND GROUND DISTRIBUTION SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES RT DOORS CIRCUIT BREAKER I/P FUSE BLOCK (LEFT END OF DASH) ILLUMINATION LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT REAR WINDOW MOTOR (LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LO-SPEED SERIAL DATA LOCKOUT CNTRL DOWN LOCKOUT INDICATOR DN LOCKOUT SW LOGIC LOGIC DRIVER WINDOW MOTOR (CADILLAC) (DRIVER'S DOOR) LOGIC LOCKOUT SIG LOGIC PASSENGER WINDOW MOTOR (CADILLAC) (FRONT PASSENGER'S DOOR) LT BLU/WHT WIRE LT DR CIRCUIT BREAKER LT GRN WIRE PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER WINDOW MOTOR (GMC/CHEVROLET) (FRONT PASSENGER'S DOOR) PPL PWR WND LOCKOUT RR SIG PWR WND LOCKOUT SIG PWR WND SW LR DOWN SIG PWR WND SW LR UP SIG PWR WND SW RR DOWN SIG PWR WND SW RR UP SIG RED/WHT WIRE RIGHT REAR WINDOW MOTOR (RIGHT REAR DOOR) RIGHT REAR WINDOW SWITCH SIG RTN B+ LIN BUS SWITCH POWER TAN WIRE UP EXPRESS DOWN DOWN UP SIG DN SIG DN CNTRL UP CNTRL UP SIG DN SIG UP CNTRL DN CNTRL PPL WINDOW LR WINDOW PASSENGER WINDOW RR WINDOW SWITCH PASSENGER

13 14 39 GMLAN HI-SPD (-) GMLAN HI-SPD (+) SW GND 2500 2501 COMPUTER DATA LINES SYSTEM 28 27 1 GMLAN HI-SPD (+) GMLAN HI-SPD (-) P/N SIGNAL 8 9 GMLAN HI-SPD (+) GMLAN HI-SPD (-) AUTOMATIC TRANSMISSION (2-MODE HYBRID RWD) AUTOMATIC TRANSMISSION (6 SPEED A/T) AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) AUTOMATIC TRANSMISSION SHIFT LOCK BLK WIRE BLOCK BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRK SW SIG COMPUTER DATA LINES SYSTEM CONTROL SOLENOID (STEERING COLUMN) CONTROL SOLENOID VALVE ASSEMBLY DRIVE MOTOR GENERATOR POWER INVERTER MODULE (RIGHT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) GROUND GRY WIRE HOT AT ALL TIMES LT BLU/WHT WIRE MISC-IGN FUSE 43 ORG/BLK WIRE PNK PNK PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RUN/ CRNK RELAY RUN/CRANK RELAY CTRL SHIFT LOCK SOL SUPPLY VOLT STOP LAMP SWITCH TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

10 8 9 SERIAL DATA SERIAL DATA BUS + ANTI-LOCK BRAKES PNK SYSTEM WIRE BLK WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE SIG BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE HOT AT ALL TIMES HOT W/ BCK/UP LAMP RELAY ENERGIZED HOT W/ PARK LAMP RELAY ENERGIZED HOT W/ RUN/CRNK RELAY ENERGIZED LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LT BLU/WHT WIRE LT GRN WIRE LT TURN SIG LAMP MISC-IGN FUSE 43 ORG/ WIRE PNK PNK PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED/BLK WIRE RT TURN SIG LAMP SERIAL DATA BUS- STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) STUD 1 FUSE 68 STUD 2 FUSE 63 TAN WIRE TAN/BLK WIRE TRAILER CONNECTOR (CENTER REAR OF VEHICLE) TRAILER PROVISION (BLUNT CUT) TRLR BCK/UP FUSE 10 TRLR PRK FUSE 25 TRLR STOP LT FUSE 3 TRLR STOP LT PCB RELAY TRLR STOP RT FUSE 1 TRLR STOP RT PCB RELAY UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/O INTEGRATED TRAILER BRAKE CONTROL WHT WIRE YEL WIRE

BANK 1 SENS 1 BANK 2 SENS 1 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM/THROT CONT FUSE 5 ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES IAT SENS SIG IGN COIL 2 CTRL IGN COIL 3 CTRL IGN COIL 4 CTRL IGN COIL 5 CTRL IGN COIL 6 CTRL IGN COIL 7 CTRL IGN COIL 8 CTRL IGN VOLT INJ-A FUSE 24 INJ-B FUSE 13 INJECTOR 1 CTRL INJECTOR 2 CTRL INJECTOR 3 CTRL INJECTOR 4 CTRL INJECTOR 5 CTRL INJECTOR 6 CTRL INJECTOR 7 CTRL INJECTOR 8 CTRL LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MAF SENS SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POS SENS SIG PPL PPL/WHT WIRE PRESS SENS SIG PWR/ TRN RELAY SENS 1 SIG SENS 2 SIG SNSR FUSE 18 SNSR FUSE 8 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT/BLK WIRE YEL WIRE YEL/BLK WIRE