Chevrolet Suburban X (2000-2006) (left front body mount) Wiring diagrams

ABS FUSE ANTI-LOCK IND BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (2500 SERIES) (ON LEFT SIDE OF BRAKE FLUID RESERVOIR) BRAKE IND BRAKE PRESSURE DIFFERENTIAL SWITCH (1500 SERIES) (BELOW MASTER CYLINDER) BRN WIRE BRN/WHT WIRE DEL TORQUE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT REAR FRAME RAIL) EXCEPT SEO GRY WIRE HOT AT ALL TIMES HOT IN RUN LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) BRAKE FUSE HOT IN RUN OR START IGN E FUSE IGNITION 3 VOLTAGE LEFT FRONT SENSOR (-) RIGHT FRONT SENSOR (+) DELIVERED TORQUE ILLUM LAMP INSTRUMENT CLUSTER LEFT FRONT WHEEL SPEED SENSOR LOGIC LT BLU WIRE LT GRN/BLK WIRE NCA WIRE ORG/BLK WIRE PNK WIRE POWERTRAIN OR ENGINE CONTROL MODULE (PCM OR ECM) (AT LEFT FRONT OF ENG COMPT) PPL PPL 1500: BRAKE PRESS SENS SIG 2500: BRAKE FLUID LEVEL SW PPL DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) PPL/WHT WIRE RED WIRE REQ TORQUE RIGHT FRONT WHEEL SPEED SENSOR SEO SEO IGN FUSE STOPLAMP SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC BRAKE SW TRACTION CONTROL IND TRACTION CONTROL SWITCH (IF EQUIPPED) TRANSFER CASE SHIFT CONTROL MODULE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VEHICLE SPEED SENSOR (VSS) (RIGHT REAR OF TRANSMISSION) VSS HIGH VSS LOW VSS OUT YEL WIRE YEL/BLK WIRE

5.3L FLEX FUEL A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH ACTIVE TRANSFER CASE AUXILIARY POWER CENTER (FUSE/ RELAY BLOCK) RELAY B BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLUNT CUT) BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH CADILLAC EXCEPT CADILLAC COOLANT LEVEL SWITCH DAYTIME RUNNING HORN LAMP (DRL) (RIGHT) (RIGHT) DAYTIME RUNNING LAMP (DRL) (LEFT) ELECTRONIC BRAKE CONTROL MODULE F/PMP RELAY FOG LAMP (LEFT) FOG LOW BEAM LAMP HEADLAMP (RIGHT) (RIGHT) FRONT AXLE ACTUATOR FUEL COMPOSITION SENSOR FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) FUSE FUSE HEADLAMP BALLAST (LEFT) HEADLAMP HIGH BEAM (LEFT) HIGH BEAM HEADLAMP (LEFT) HIGH BEAM HEADLAMP (RIGHT) HIGH BEAM HEADLAMP (RIGHT) HEADLAMP BALLAST (RIGHT) HORN (LEFT) IGN 1 RELAY INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LOW BEAM HEADLAMP (LEFT) NCA WIRE PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) REAR WHEEL STEERING CONTROL MODULE REAR WINDOW WASHER FLUID PUMP RELAY A THROTTLE ACTUATOR CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) UPFITTER OPTION W/ DUAL HORNS W/ HID W/DUAL BATTERY W/HID W/O HID W/O VSES W/VSES WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER FLUID PUMP

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLANT LEVEL SWITCH (IN COOLANT RESERVOIR) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) ENGINE OIL LEVEL SWITCH (RIGHT SIDE OF OIL PAN) FUEL PUMP RELAY FUEL PUMP RELAY (SECONDARY) (DUAL TANKS) (ON UNDERHOOD FUSE BLOCK BRACKET) FUEL PUMP, SENDER ASSEMBLY (PRIMARY) (IN FUEL TANK) FUSE GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (LEFT EXH PIPE, AFTER CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (RIGHT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXH PIPE, AFTER CONVERTER) HOT AT ALL TIMES HOT IN RUN, START KNOCK SENSOR (UNDER INTAKE MANIFOLD) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK 18 19 WIRE PPL PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK WHT WIRE WHT/ BLK WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLANT LEVEL SWITCH (IN COOLANT RESERVOIR) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) ENGINE OIL LEVEL SWITCH (RIGHT SIDE OF OIL PAN) FUEL PUMP RELAY FUEL PUMP RELAY (SECONDARY) (DUAL TANKS) (ON UNDERHOOD FUSE BLOCK BRACKET) FUEL PUMP, SENDER ASSEMBLY (PRIMARY) (IN FUEL TANK) FUSE GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (LEFT EXH PIPE, AFTER CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (RIGHT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXH PIPE, AFTER CONVERTER) HOT AT ALL TIMES HOT IN RUN, START KNOCK SENSOR (UNDER INTAKE MANIFOLD) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK 18 19 WIRE PPL PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK WHT WIRE WHT/ BLK WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLANT LEVEL SWITCH (IN COOLANT RESERVOIR) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) ENGINE OIL LEVEL SWITCH (RIGHT SIDE OF OIL PAN) FUEL PUMP RELAY FUEL PUMP RELAY (SECONDARY) (DUAL TANKS) (ON UNDERHOOD FUSE BLOCK BRACKET) FUEL PUMP, SENDER ASSEMBLY (PRIMARY) (IN FUEL TANK) FUSE GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (LEFT EXH PIPE, AFTER CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (RIGHT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXH PIPE, AFTER CONVERTER) HOT AT ALL TIMES HOT IN RUN, START KNOCK SENSOR (UNDER INTAKE MANIFOLD) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK 18 19 WIRE PPL PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK WHT WIRE WHT/ BLK WIRE YEL WIRE

18 19 20 21 PNK WIRE 9 10 11 12 PNK WIRE BLK WIRE BLK/WHT WIRE BRACKET) BRN WIRE BRN/WHT WIRE COOLANT LEVEL SWITCH (IN COOLANT RESERVOIR) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (MIDDLE OF RIGHT CYLINDER HEAD) ENGINE OIL LEVEL SWITCH (RIGHT SIDE OF OIL PAN) FUEL PUMP RELAY FUEL PUMP RELAY (SECONDARY) (DUAL TANKS) (ON UNDERHOOD FUSE BLOCK FUEL PUMP, SENDER ASSEMBLY (PRIMARY) (IN FUEL TANK) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) FUEL TANK GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (LEFT EXH PIPE, AFTER CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (RIGHT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXH PIPE, AFTER CONVERTER) HOT AT ALL TIMES HOT IN RUN, START LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE PCM B FUSE PNK 1 2 3 4 5 WIRE PNK PNK 27 28 WIRE PNK PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL PPL 32 33 34 35 36 37 38 PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK FUSE WHT WIRE WHT/ BLK WIRE YEL WIRE