Chevrolet Suburban X (2000-2006) fuse fuse Wiring diagrams

18 19 20 21 PNK WIRE 2700 474 A/C SYSTEM 2755 451 1670 1666 451 1668 1665 1174 REF LOW GND 3-2 SS CTRL REF LOW 440 1049 710 B+ CLS 2 DATA CLS 2 DATA 5.3L FLEX FUEL 720 469 REF LOW (A/T) REF LOW 772 633 410 1020 845 PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL A/C COMP FUSE A/C COMP RELAY A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH A/C SYSTEM ACTIVE TRANSFER CASE ANTI-LOCK BRAKES SYS 470 451 1671 1667 451 1669 1664 1478 ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 AUX PWR 2 FUSE AUXILIARY POWER CENTER (FUSE/ RELAY BLOCK) RELAY B AUXILIARY POWER OUTLET (REAR) BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLUNT CUT) BODY CONTROL MODULE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH BRN WIRE BRN/WHT WIRE CADILLAC EXCEPT CADILLAC COOLANT LEVEL SWITCH DAYTIME RUNNING HORN LAMP (DRL) (RIGHT) (RIGHT) DAYTIME RUNNING LAMP (DRL) (LEFT) DDM FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRL FUSE DRL RELAY ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC SUSPENSION MODULE ELECTRONIC SUSPENSION SYSTEM ETC/ECM FUSE F/PMP RELAY FLASH FUSE FOG LAMP (LEFT) FOG LOW BEAM LAMP HEADLAMP (RIGHT) (RIGHT) FOG LP FUSE FOG LP RELAY FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) FROM PCM B FUSE (DIAGRAM 2 OF 6) FROM SEO IGN FUSE (DIAGRAM 6 OF 6) FRONT AXLE ACTUATOR FRONT SEAT PASSENGER ADJUSTER DOOR MODULE SWITCH (DRIVER) FUEL COMP SIG B+ CLS 2 DATA CLS 2 DATA FUEL COMPOSITION SENSOR FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) FUSE FUSE FUSE GRY WIRE HDLP LOW RELAY HDLP-HI RELAY HEADLAMP BALLAST (LEFT) HEADLAMP HIGH BEAM (LEFT) HIGH BEAM HEADLAMP (LEFT) HIGH BEAM HEADLAMP (RIGHT) HIGH BEAM HEADLAMP (RIGHT) HEADLAMP BALLAST (RIGHT) HORN (LEFT) HORN RELAY HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN ACCY, RUN, START LEFT I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN, START HVAC CONTROL ASSEMBLY (REAR AUXILIARY) I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) IGN 1 RELAY INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INJ 1 CTRL INJ 6 CTRL DAMPING SIG RLY CTRL GND INJ 7 CTRL INJ 4 CTRL INJECTORS KS SIGNAL KS SIGNAL CKP SIG KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA LBEC 1 FUSE LBEC 2 FUSE LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK IGN 0 FUSE LEV SW SIG LIFTGATE LOCK RELAY LOCKS FUSE LOW BEAM HEADLAMP (LEFT) LT BLU WIRE LT BLU/BLK WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE LT GRN/BLK WIRE LUMBAR BOLSTER SWITCH (FRONT PASSENGER) MBEC 1 FUSE MEMORY SEAT MODULE NCA WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PARK LP RELAY PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) PCM 1 FUSE PCMB FUSE PDM FUSE ECC 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 PNK/WHT WIRE POWERTRAIN CONTROL MODULE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL PPL 32 33 34 35 36 37 38 PPL/WHT WIRE PRND A SIG BRK SW SIG PRND P SIG PPL PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN B+ REF LOW REAR WHEEL STEERING CONTROL MODULE REAR WINDOW WASHER FLUID PUMP RED WIRE RED/BLK WIRE REF LOW REF LOW (A/T) REF LOW REF LOW GND RELAY A RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SBA FUSE SEAT ADJUSTER SWITCH (FRONT PASSENGER) SEAT CIRCUIT BREAKER SERIAL DATA (-) SERIAL DATA (+) SPLICE PACK STARTING SYSTEM STARTING/ CHARGING SYSTEM SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR (IF EQUIPPED) TAN WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6) TRANSFER CASE SHIFT CONTROL MODULE TURN SIGNAL/ HAZARD FLASHER MODULE UNDER- HOOD FUSE BLOCK 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/S WASH FUSE W/S WASH RELAY W/VSES WASHER FLUID LEVEL SWITCH WHT WIRE WINDOW DRIVER SWITCH DOOR MODULE (LEFT REAR) WINDOW SWITCH (RIGHT REAR) WINDSHIELD WASHER FLUID PUMP YEL WIRE YEL/BLK WIRE

18 19 20 21 PNK WIRE 2700 474 A/C SYSTEM 2755 451 1670 1666 451 1668 1665 1174 REF LOW GND 3-2 SS CTRL REF LOW 440 1049 710 B+ CLS 2 DATA CLS 2 DATA 5.3L FLEX FUEL 720 469 REF LOW (A/T) REF LOW 772 633 410 1020 845 PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL A/C COMP FUSE A/C COMP RELAY A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH A/C SYSTEM ACTIVE TRANSFER CASE ANTI-LOCK BRAKES SYS 470 451 1671 1667 451 1669 1664 1478 ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 AUX PWR 2 FUSE AUXILIARY POWER CENTER (FUSE/ RELAY BLOCK) RELAY B AUXILIARY POWER OUTLET (REAR) BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLUNT CUT) BODY CONTROL MODULE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH BRN WIRE BRN/WHT WIRE CADILLAC EXCEPT CADILLAC COOLANT LEVEL SWITCH DAYTIME RUNNING HORN LAMP (DRL) (RIGHT) (RIGHT) DAYTIME RUNNING LAMP (DRL) (LEFT) DDM FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRL FUSE DRL RELAY ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC SUSPENSION MODULE ELECTRONIC SUSPENSION SYSTEM ETC/ECM FUSE F/PMP RELAY FLASH FUSE FOG LAMP (LEFT) FOG LOW BEAM LAMP HEADLAMP (RIGHT) (RIGHT) FOG LP FUSE FOG LP RELAY FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) FROM PCM B FUSE (DIAGRAM 2 OF 6) FROM SEO IGN FUSE (DIAGRAM 6 OF 6) FRONT AXLE ACTUATOR FRONT SEAT PASSENGER ADJUSTER DOOR MODULE SWITCH (DRIVER) FUEL COMP SIG B+ CLS 2 DATA CLS 2 DATA FUEL COMPOSITION SENSOR FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) FUSE FUSE FUSE GRY WIRE HDLP LOW RELAY HDLP-HI RELAY HEADLAMP BALLAST (LEFT) HEADLAMP HIGH BEAM (LEFT) HIGH BEAM HEADLAMP (LEFT) HIGH BEAM HEADLAMP (RIGHT) HIGH BEAM HEADLAMP (RIGHT) HEADLAMP BALLAST (RIGHT) HORN (LEFT) HORN RELAY HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN ACCY, RUN, START LEFT I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN, START HVAC CONTROL ASSEMBLY (REAR AUXILIARY) I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) IGN 1 RELAY INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INJ 1 CTRL INJ 6 CTRL DAMPING SIG RLY CTRL GND INJ 7 CTRL INJ 4 CTRL INJECTORS KS SIGNAL KS SIGNAL CKP SIG KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA LBEC 1 FUSE LBEC 2 FUSE LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK IGN 0 FUSE LEV SW SIG LIFTGATE LOCK RELAY LOCKS FUSE LOW BEAM HEADLAMP (LEFT) LT BLU WIRE LT BLU/BLK WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE LT GRN/BLK WIRE LUMBAR BOLSTER SWITCH (FRONT PASSENGER) MBEC 1 FUSE MEMORY SEAT MODULE NCA WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PARK LP RELAY PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) PCM 1 FUSE PCMB FUSE PDM FUSE ECC 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 PNK/WHT WIRE POWERTRAIN CONTROL MODULE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL PPL 32 33 34 35 36 37 38 PPL/WHT WIRE PRND A SIG BRK SW SIG PRND P SIG PPL PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN B+ REF LOW REAR WHEEL STEERING CONTROL MODULE REAR WINDOW WASHER FLUID PUMP RED WIRE RED/BLK WIRE REF LOW REF LOW (A/T) REF LOW REF LOW GND RELAY A RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SBA FUSE SEAT ADJUSTER SWITCH (FRONT PASSENGER) SEAT CIRCUIT BREAKER SERIAL DATA (-) SERIAL DATA (+) SPLICE PACK STARTING SYSTEM STARTING/ CHARGING SYSTEM SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR (IF EQUIPPED) TAN WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6) TRANSFER CASE SHIFT CONTROL MODULE TURN SIGNAL/ HAZARD FLASHER MODULE UNDER- HOOD FUSE BLOCK 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/S WASH FUSE W/S WASH RELAY W/VSES WASHER FLUID LEVEL SWITCH WHT WIRE WINDOW DRIVER SWITCH DOOR MODULE (LEFT REAR) WINDOW SWITCH (RIGHT REAR) WINDSHIELD WASHER FLUID PUMP YEL WIRE YEL/BLK WIRE

18 19 20 21 PNK WIRE 2700 474 A/C SYSTEM 2755 451 1670 1666 451 1668 1665 1174 REF LOW GND 3-2 SS CTRL REF LOW 440 1049 710 B+ CLS 2 DATA CLS 2 DATA 5.3L FLEX FUEL 720 469 REF LOW (A/T) REF LOW 772 633 410 1020 845 PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL A/C COMP FUSE A/C COMP RELAY A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH A/C SYSTEM ACTIVE TRANSFER CASE ANTI-LOCK BRAKES SYS 470 451 1671 1667 451 1669 1664 1478 ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 AUX PWR 2 FUSE AUXILIARY POWER CENTER (FUSE/ RELAY BLOCK) RELAY B AUXILIARY POWER OUTLET (REAR) BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLUNT CUT) BODY CONTROL MODULE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH BRN WIRE BRN/WHT WIRE CADILLAC EXCEPT CADILLAC COOLANT LEVEL SWITCH DAYTIME RUNNING HORN LAMP (DRL) (RIGHT) (RIGHT) DAYTIME RUNNING LAMP (DRL) (LEFT) DDM FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRL FUSE DRL RELAY ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC SUSPENSION MODULE ELECTRONIC SUSPENSION SYSTEM ETC/ECM FUSE F/PMP RELAY FLASH FUSE FOG LAMP (LEFT) FOG LOW BEAM LAMP HEADLAMP (RIGHT) (RIGHT) FOG LP FUSE FOG LP RELAY FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) FROM PCM B FUSE (DIAGRAM 2 OF 6) FROM SEO IGN FUSE (DIAGRAM 6 OF 6) FRONT AXLE ACTUATOR FRONT SEAT PASSENGER ADJUSTER DOOR MODULE SWITCH (DRIVER) FUEL COMP SIG B+ CLS 2 DATA CLS 2 DATA FUEL COMPOSITION SENSOR FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) FUSE FUSE FUSE GRY WIRE HDLP LOW RELAY HDLP-HI RELAY HEADLAMP BALLAST (LEFT) HEADLAMP HIGH BEAM (LEFT) HIGH BEAM HEADLAMP (LEFT) HIGH BEAM HEADLAMP (RIGHT) HIGH BEAM HEADLAMP (RIGHT) HEADLAMP BALLAST (RIGHT) HORN (LEFT) HORN RELAY HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN ACCY, RUN, START LEFT I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN, START HVAC CONTROL ASSEMBLY (REAR AUXILIARY) I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) IGN 1 RELAY INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INJ 1 CTRL INJ 6 CTRL DAMPING SIG RLY CTRL GND INJ 7 CTRL INJ 4 CTRL INJECTORS KS SIGNAL KS SIGNAL CKP SIG KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA LBEC 1 FUSE LBEC 2 FUSE LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK IGN 0 FUSE LEV SW SIG LIFTGATE LOCK RELAY LOCKS FUSE LOW BEAM HEADLAMP (LEFT) LT BLU WIRE LT BLU/BLK WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE LT GRN/BLK WIRE LUMBAR BOLSTER SWITCH (FRONT PASSENGER) MBEC 1 FUSE MEMORY SEAT MODULE NCA WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PARK LP RELAY PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) PCM 1 FUSE PCMB FUSE PDM FUSE ECC 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 PNK/WHT WIRE POWERTRAIN CONTROL MODULE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL PPL 32 33 34 35 36 37 38 PPL/WHT WIRE PRND A SIG BRK SW SIG PRND P SIG PPL PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN B+ REF LOW REAR WHEEL STEERING CONTROL MODULE REAR WINDOW WASHER FLUID PUMP RED WIRE RED/BLK WIRE REF LOW REF LOW (A/T) REF LOW REF LOW GND RELAY A RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SBA FUSE SEAT ADJUSTER SWITCH (FRONT PASSENGER) SEAT CIRCUIT BREAKER SERIAL DATA (-) SERIAL DATA (+) SPLICE PACK STARTING SYSTEM STARTING/ CHARGING SYSTEM SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR (IF EQUIPPED) TAN WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6) TRANSFER CASE SHIFT CONTROL MODULE TURN SIGNAL/ HAZARD FLASHER MODULE UNDER- HOOD FUSE BLOCK 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/S WASH FUSE W/S WASH RELAY W/VSES WASHER FLUID LEVEL SWITCH WHT WIRE WINDOW DRIVER SWITCH DOOR MODULE (LEFT REAR) WINDOW SWITCH (RIGHT REAR) WINDSHIELD WASHER FLUID PUMP YEL WIRE YEL/BLK WIRE

18 19 20 21 PNK WIRE 2700 474 A/C SYSTEM 2755 451 1670 1666 451 1668 1665 1174 REF LOW GND 3-2 SS CTRL REF LOW 440 1049 710 B+ CLS 2 DATA CLS 2 DATA 5.3L FLEX FUEL 720 469 REF LOW (A/T) REF LOW 772 633 410 1020 845 PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL A/C COMP FUSE A/C COMP RELAY A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH A/C SYSTEM ACTIVE TRANSFER CASE ANTI-LOCK BRAKES SYS 470 451 1671 1667 451 1669 1664 1478 ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 AUX PWR 2 FUSE AUXILIARY POWER CENTER (FUSE/ RELAY BLOCK) RELAY B AUXILIARY POWER OUTLET (REAR) BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLUNT CUT) BODY CONTROL MODULE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH BRN WIRE BRN/WHT WIRE CADILLAC EXCEPT CADILLAC COOLANT LEVEL SWITCH DAYTIME RUNNING HORN LAMP (DRL) (RIGHT) (RIGHT) DAYTIME RUNNING LAMP (DRL) (LEFT) DDM FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRL FUSE DRL RELAY ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC SUSPENSION MODULE ELECTRONIC SUSPENSION SYSTEM ETC/ECM FUSE F/PMP RELAY FLASH FUSE FOG LAMP (LEFT) FOG LOW BEAM LAMP HEADLAMP (RIGHT) (RIGHT) FOG LP FUSE FOG LP RELAY FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) FROM PCM B FUSE (DIAGRAM 2 OF 6) FROM SEO IGN FUSE (DIAGRAM 6 OF 6) FRONT AXLE ACTUATOR FRONT SEAT PASSENGER ADJUSTER DOOR MODULE SWITCH (DRIVER) FUEL COMP SIG B+ CLS 2 DATA CLS 2 DATA FUEL COMPOSITION SENSOR FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) FUSE FUSE FUSE GRY WIRE HDLP LOW RELAY HDLP-HI RELAY HEADLAMP BALLAST (LEFT) HEADLAMP HIGH BEAM (LEFT) HIGH BEAM HEADLAMP (LEFT) HIGH BEAM HEADLAMP (RIGHT) HIGH BEAM HEADLAMP (RIGHT) HEADLAMP BALLAST (RIGHT) HORN (LEFT) HORN RELAY HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN ACCY, RUN, START LEFT I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN, START HVAC CONTROL ASSEMBLY (REAR AUXILIARY) I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) IGN 1 RELAY INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INJ 1 CTRL INJ 6 CTRL DAMPING SIG RLY CTRL GND INJ 7 CTRL INJ 4 CTRL INJECTORS KS SIGNAL KS SIGNAL CKP SIG KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA LBEC 1 FUSE LBEC 2 FUSE LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK IGN 0 FUSE LEV SW SIG LIFTGATE LOCK RELAY LOCKS FUSE LOW BEAM HEADLAMP (LEFT) LT BLU WIRE LT BLU/BLK WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE LT GRN/BLK WIRE LUMBAR BOLSTER SWITCH (FRONT PASSENGER) MBEC 1 FUSE MEMORY SEAT MODULE NCA WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PARK LP RELAY PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) PCM 1 FUSE PCMB FUSE PDM FUSE ECC 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 PNK/WHT WIRE POWERTRAIN CONTROL MODULE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL PPL 32 33 34 35 36 37 38 PPL/WHT WIRE PRND A SIG BRK SW SIG PRND P SIG PPL PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN B+ REF LOW REAR WHEEL STEERING CONTROL MODULE REAR WINDOW WASHER FLUID PUMP RED WIRE RED/BLK WIRE REF LOW REF LOW (A/T) REF LOW REF LOW GND RELAY A RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SBA FUSE SEAT ADJUSTER SWITCH (FRONT PASSENGER) SEAT CIRCUIT BREAKER SERIAL DATA (-) SERIAL DATA (+) SPLICE PACK STARTING SYSTEM STARTING/ CHARGING SYSTEM SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR (IF EQUIPPED) TAN WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6) TRANSFER CASE SHIFT CONTROL MODULE TURN SIGNAL/ HAZARD FLASHER MODULE UNDER- HOOD FUSE BLOCK 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/S WASH FUSE W/S WASH RELAY W/VSES WASHER FLUID LEVEL SWITCH WHT WIRE WINDOW DRIVER SWITCH DOOR MODULE (LEFT REAR) WINDOW SWITCH (RIGHT REAR) WINDSHIELD WASHER FLUID PUMP YEL WIRE YEL/BLK WIRE

18 19 20 21 PNK WIRE 2700 474 A/C SYSTEM 2755 451 1670 1666 451 1668 1665 1174 REF LOW GND 3-2 SS CTRL REF LOW 440 1049 710 B+ CLS 2 DATA CLS 2 DATA 5.3L FLEX FUEL 720 469 REF LOW (A/T) REF LOW 772 633 410 1020 845 PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL A/C COMP FUSE A/C COMP RELAY A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH A/C SYSTEM ACTIVE TRANSFER CASE ANTI-LOCK BRAKES SYS 470 451 1671 1667 451 1669 1664 1478 ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 AUX PWR 2 FUSE AUXILIARY POWER CENTER (FUSE/ RELAY BLOCK) RELAY B AUXILIARY POWER OUTLET (REAR) BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLUNT CUT) BODY CONTROL MODULE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH BRN WIRE BRN/WHT WIRE CADILLAC EXCEPT CADILLAC COOLANT LEVEL SWITCH DAYTIME RUNNING HORN LAMP (DRL) (RIGHT) (RIGHT) DAYTIME RUNNING LAMP (DRL) (LEFT) DDM FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRL FUSE DRL RELAY ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC SUSPENSION MODULE ELECTRONIC SUSPENSION SYSTEM ETC/ECM FUSE F/PMP RELAY FLASH FUSE FOG LAMP (LEFT) FOG LOW BEAM LAMP HEADLAMP (RIGHT) (RIGHT) FOG LP FUSE FOG LP RELAY FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) FROM PCM B FUSE (DIAGRAM 2 OF 6) FROM SEO IGN FUSE (DIAGRAM 6 OF 6) FRONT AXLE ACTUATOR FRONT SEAT PASSENGER ADJUSTER DOOR MODULE SWITCH (DRIVER) FUEL COMP SIG B+ CLS 2 DATA CLS 2 DATA FUEL COMPOSITION SENSOR FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) FUSE FUSE FUSE GRY WIRE HDLP LOW RELAY HDLP-HI RELAY HEADLAMP BALLAST (LEFT) HEADLAMP HIGH BEAM (LEFT) HIGH BEAM HEADLAMP (LEFT) HIGH BEAM HEADLAMP (RIGHT) HIGH BEAM HEADLAMP (RIGHT) HEADLAMP BALLAST (RIGHT) HORN (LEFT) HORN RELAY HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN ACCY, RUN, START LEFT I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN, START HVAC CONTROL ASSEMBLY (REAR AUXILIARY) I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) IGN 1 RELAY INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INJ 1 CTRL INJ 6 CTRL DAMPING SIG RLY CTRL GND INJ 7 CTRL INJ 4 CTRL INJECTORS KS SIGNAL KS SIGNAL CKP SIG KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA LBEC 1 FUSE LBEC 2 FUSE LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK IGN 0 FUSE LEV SW SIG LIFTGATE LOCK RELAY LOCKS FUSE LOW BEAM HEADLAMP (LEFT) LT BLU WIRE LT BLU/BLK WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE LT GRN/BLK WIRE LUMBAR BOLSTER SWITCH (FRONT PASSENGER) MBEC 1 FUSE MEMORY SEAT MODULE NCA WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PARK LP RELAY PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) PCM 1 FUSE PCMB FUSE PDM FUSE ECC 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 PNK/WHT WIRE POWERTRAIN CONTROL MODULE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL PPL 32 33 34 35 36 37 38 PPL/WHT WIRE PRND A SIG BRK SW SIG PRND P SIG PPL PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN B+ REF LOW REAR WHEEL STEERING CONTROL MODULE REAR WINDOW WASHER FLUID PUMP RED WIRE RED/BLK WIRE REF LOW REF LOW (A/T) REF LOW REF LOW GND RELAY A RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SBA FUSE SEAT ADJUSTER SWITCH (FRONT PASSENGER) SEAT CIRCUIT BREAKER SERIAL DATA (-) SERIAL DATA (+) SPLICE PACK STARTING SYSTEM STARTING/ CHARGING SYSTEM SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR (IF EQUIPPED) TAN WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6) TRANSFER CASE SHIFT CONTROL MODULE TURN SIGNAL/ HAZARD FLASHER MODULE UNDER- HOOD FUSE BLOCK 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/S WASH FUSE W/S WASH RELAY W/VSES WASHER FLUID LEVEL SWITCH WHT WIRE WINDOW DRIVER SWITCH DOOR MODULE (LEFT REAR) WINDOW SWITCH (RIGHT REAR) WINDSHIELD WASHER FLUID PUMP YEL WIRE YEL/BLK WIRE

18 19 20 21 PNK WIRE 2700 474 A/C SYSTEM 2755 451 1670 1666 451 1668 1665 1174 REF LOW GND 3-2 SS CTRL REF LOW 440 1049 710 B+ CLS 2 DATA CLS 2 DATA 5.3L FLEX FUEL 720 469 REF LOW (A/T) REF LOW 772 633 410 1020 845 PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL A/C COMP FUSE A/C COMP RELAY A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH A/C SYSTEM ACTIVE TRANSFER CASE ANTI-LOCK BRAKES SYS 470 451 1671 1667 451 1669 1664 1478 ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 AUX PWR 2 FUSE AUXILIARY POWER CENTER (FUSE/ RELAY BLOCK) RELAY B AUXILIARY POWER OUTLET (REAR) BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLUNT CUT) BODY CONTROL MODULE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH BRN WIRE BRN/WHT WIRE CADILLAC EXCEPT CADILLAC COOLANT LEVEL SWITCH DAYTIME RUNNING HORN LAMP (DRL) (RIGHT) (RIGHT) DAYTIME RUNNING LAMP (DRL) (LEFT) DDM FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRL FUSE DRL RELAY ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC SUSPENSION MODULE ELECTRONIC SUSPENSION SYSTEM ETC/ECM FUSE F/PMP RELAY FLASH FUSE FOG LAMP (LEFT) FOG LOW BEAM LAMP HEADLAMP (RIGHT) (RIGHT) FOG LP FUSE FOG LP RELAY FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) FROM PCM B FUSE (DIAGRAM 2 OF 6) FROM SEO IGN FUSE (DIAGRAM 6 OF 6) FRONT AXLE ACTUATOR FRONT SEAT PASSENGER ADJUSTER DOOR MODULE SWITCH (DRIVER) FUEL COMP SIG B+ CLS 2 DATA CLS 2 DATA FUEL COMPOSITION SENSOR FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) FUSE FUSE FUSE GRY WIRE HDLP LOW RELAY HDLP-HI RELAY HEADLAMP BALLAST (LEFT) HEADLAMP HIGH BEAM (LEFT) HIGH BEAM HEADLAMP (LEFT) HIGH BEAM HEADLAMP (RIGHT) HIGH BEAM HEADLAMP (RIGHT) HEADLAMP BALLAST (RIGHT) HORN (LEFT) HORN RELAY HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN ACCY, RUN, START LEFT I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN, START HVAC CONTROL ASSEMBLY (REAR AUXILIARY) I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) IGN 1 RELAY INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INJ 1 CTRL INJ 6 CTRL DAMPING SIG RLY CTRL GND INJ 7 CTRL INJ 4 CTRL INJECTORS KS SIGNAL KS SIGNAL CKP SIG KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA LBEC 1 FUSE LBEC 2 FUSE LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK IGN 0 FUSE LEV SW SIG LIFTGATE LOCK RELAY LOCKS FUSE LOW BEAM HEADLAMP (LEFT) LT BLU WIRE LT BLU/BLK WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE LT GRN/BLK WIRE LUMBAR BOLSTER SWITCH (FRONT PASSENGER) MBEC 1 FUSE MEMORY SEAT MODULE NCA WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PARK LP RELAY PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) PCM 1 FUSE PCMB FUSE PDM FUSE ECC 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 PNK/WHT WIRE POWERTRAIN CONTROL MODULE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL PPL 32 33 34 35 36 37 38 PPL/WHT WIRE PRND A SIG BRK SW SIG PRND P SIG PPL PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN B+ REF LOW REAR WHEEL STEERING CONTROL MODULE REAR WINDOW WASHER FLUID PUMP RED WIRE RED/BLK WIRE REF LOW REF LOW (A/T) REF LOW REF LOW GND RELAY A RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SBA FUSE SEAT ADJUSTER SWITCH (FRONT PASSENGER) SEAT CIRCUIT BREAKER SERIAL DATA (-) SERIAL DATA (+) SPLICE PACK STARTING SYSTEM STARTING/ CHARGING SYSTEM SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR (IF EQUIPPED) TAN WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6) TRANSFER CASE SHIFT CONTROL MODULE TURN SIGNAL/ HAZARD FLASHER MODULE UNDER- HOOD FUSE BLOCK 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/S WASH FUSE W/S WASH RELAY W/VSES WASHER FLUID LEVEL SWITCH WHT WIRE WINDOW DRIVER SWITCH DOOR MODULE (LEFT REAR) WINDOW SWITCH (RIGHT REAR) WINDSHIELD WASHER FLUID PUMP YEL WIRE YEL/BLK WIRE