ENGINE PERFORMANCE – Chevrolet Suburban C1500 2012 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

5.3L VIN 0

5.3L VIN 0, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Suburban C1500 2012:

• (chassis harness)
• (except 6.0l w/ integrated trailer brake) fuel pump/trailer brake control module (under left hand side of vehicle) (except 6.0l w/o integrated trailer brake) fuel pump flow control module
• (on 3rd body mount) (w/ 20 series) g305 g400 (w/ 10 series) (left rear body mount)
• (or 239)
• 5 volt ref
• 5v ref 1
• 6.0l
• Accelerator pedal position (app) sensor (accelerator pedal assembly)
• Air conditioning system
• Bank 1 sens 2
• Body control module (bcm) (left side of engine compt)
• Brake pedal postion (bpp) sensor
• Brake sw sig
• Brk sens sig
• Brk snse sig
• Computer data lines system
• Cooling fans system
• Data bus +
• Data bus -
• Engine control module (ecm) (left side of engine compt)
• Except 6.0l
• Extension shld
• Exterior lights system
• Fan rly ctrl
• Front fuel pump & sender assembly (except 6.0l) (primary fuel pump assembly)
• Fuel pressure sensor
• Fuel tank pressure (ftp) sensor (short wheel base: fuel pump & sender assembly) (long wheel base: secondary fuel pump & sender assembly)
• G103 (front of right cylinder head)
• Gnd
• Iat sens sig
• Ign volt
• Ign voltage
• J106
• J364 (chassis harness, 13 cm from fuel pump flow control module)
• Level sens sig
• Low ref
• Maf
• Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt)
• Nca
• P/n sig
• Pnk
• Pnk d
• Pos sens 1 sig
• Pos sens 2 sig
• Press sens sig
• Pump ctrl
• Ref volt
• Relay ctrl
• Sens sig
• Serial data
• Tan
• Tan a
• Transfer case & two speed active transfer case push button control
• Transmissions system
• W/ active 2 speed push button control transfer case
• W/ integrated trailer brake
• W/ single speed active
• W/o active 2 speed push button control transfer case
• W/o integrated trailer brake
• W/o single speed active transfer case & two speed active transfer case push button control
• X109
• X123
• X131
• X205
• X300
• X31

5.3L VIN 0, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Suburban C1500 2012:

• (left side of engine compt) underhood fuse block
• (not used) x300
• (or 821)
• 5v ref 2
• 6.0l
• Air conditioning system
• Aux hvac- ign fuse 1oa
• Bank 1 sens 2
• Bank 2 sens 2
• Clutch rly ctrl
• Cooling fans system
• Ecm- batt fuse 12 10a
• Ecm- ign fuse 56 15a
• Ecm/throt cont fuse 5 15a
• Enable rly ctrl
• Eng fuse 4 15a
• Engine control module (ecm) (left side of engine compt)
• Evaporative emission (evap) canister vent solenoid valve (on evap canister)
• Except 6.0l
• Fan rly ctrl
• Fscm fuse 21 20a
• G103 (front of right cylinder head)
• Ground
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (under left side of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (under right side of engine compt, in exhaust)
• Hot at all times
• Hot w/ run/ crank relay energized
• Ign
• Inj-a fuse 24 20a
• Inj-b fuse 13 20a
• Ipc fuse 46 10a
• J106
• J219 (w/ steering wheel heater)
• Low ref
• Lvl sens sig
• Maf sens sig
• Mil ctrl
• Nca
• O2-a snsr fuse 18 10a
• O2-b snsr fuse 8 10a
• Pnk
• Pnk d
• Power brake
• Power distribution system
• Pump rly ctrl
• Pwr/ trn relay
• Rly coil ctrl
• Sig return
• Speed sig
• Starting/ charging system
• Tan
• Tan a
• Tcm- batt fuse 14 15a
• Tos sig
• Transmissions & cruise control systems
• Vent sol ctrl
• W/ hydraulic
• X131
• X300

5.3L VIN 0, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Suburban C1500 2012:

• (left end of dash) left i/p junction block
• Brake fluid level switch (brake fluid reservoir)
• Cadillac
• Camshaft position (cmp) actuator solenoid valve
• Computer data lines system
• Engine oil pressure ind
• Front fuel pump & sender assembly (6.0l) (primary fuel pump assembly)
• Fuel injectors (top left of engine)
• Fuel injectors (top right of engine)
• G201 (left end of dash)
• G300 (on 2nd body mount)
• Gmc/chevrolet
• Gnd
• Hot w/ run/ crank relay energized
• Ign
• Instrument panel cluster (ipc)
• J300
• Logic
• Malfunction indicator lamp
• Misc ign fuse 43 1oa
• Pnk
• Pnk a
• Power distribution system
• Secondary fuel pump & sender assembly (6.0l w/ auxiliary fuel tank) (secondary fuel tank)
• Serial data
• Tan
• Tan b
• Underhood fuse block (left side of engine compt)
• X109
• X112
• X205
• X300

5.3L VIN 0, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Suburban C1500 2012:

• (left side of engine compt) engine control module (ecm)
• 5v ref 2
• Bank 1 sens 1
• Bank 2 sens 1
• Camshaft position (cmp) sensor (lower front of engine)
• Crankshaft position (ckp) sensor (right rear of engine)
• Duty cycle sig
• Ect sens sig
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Engine oil pressure (eop) sensor (top rear of engine)
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (under left side of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (under right side of engine compt, in exhaust)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Knock sensor (ks) 1 (left side of engine)
• Knock sensor (ks) 2 (right side of engine)
• Low ref
• Manifold absolute pressure (map) sensor (top rear of engine)
• Nca
• Pnk
• Purge sol ctrl
• Sens 1 sig
• Sens 2 sig
• Sol ctrl
• Sol ctrl 1
• Sol ctrl 2
• Sol ctrl 3
• Sol ctrl 4
• Starting/ charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• X112

5.3L VIN 0, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Suburban C1500 2012:

• (front of intake manifold) throttle body
• (lower left front of engine) g102
• (top left of engine) evaporative emission (evap) canister purge solenoid valve
• Fuel pump fuse 20 20a
• Fuel pump relay
• G102 (lower left front of engine)
• Hot at all times
• Ignition coils (left side of engine)
• J105
• J107
• J108
• J109 (ignition coil jumper harness, approximately 5 cm from x111 breakout)
• Nca
• Pnk
• Pnk d
• Spark plug
• Tan
• Underhood fuse block (left side of engine compt)
• X111

5.3L VIN 0, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Suburban C1500 2012:

• (mounted to fuse block underhood bracket assembly) (6.0l w/auxiliary fuel tank) secondary fuel pump relay
• (top of engine, below intake manifold) valve lifter oil manifold (vlom) assembly
• 5v ref 1
• Bank 1 sens 1
• Bank 2 sens 1
• Charge ind sig
• Ckp sens sig
• Cmp sens sig
• Cylinder shutoff solenoid 1
• Cylinder shutoff solenoid 2
• Cylinder shutoff solenoid 3
• Cylinder shutoff solenoid 4
• E pnk
• Engine control module (ecm) (left side of engine compt)
• Except 6.0l
• G102 (lower left front of engine)
• G300 (on 2nd body mount)
• Ign coil 1 ctrl
• 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
• Ignition coils (right side of engine)
• J110
• J111
• J112 (ignition coil jumper harness, approximately 5 cm from x111 breakout)
• J300
• Low ref
• Map sens sig
• Nca
• Pnk
• Pnk d
• Pos sens 1 sig
• Pos sens 2 sig
• Press sens sig
• Spark plug
• Starting/charging system
• Tan
• X113

5.3L VIN 3

5.3L VIN 3, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Suburban C1500 2012:

• (chassis harness)
• (except 6.0l w/ integrated trailer brake) fuel pump/trailer brake control module (under left hand side of vehicle) (except 6.0l w/o integrated trailer brake) fuel pump flow control module
• (on 3rd body mount) (w/ 20 series) g305 g400 (w/ 10 series) (left rear body mount)
• (or 239)
• 5 volt ref
• 5v ref 1
• 6.0l
• Accelerator pedal position (app) sensor (accelerator pedal assembly)
• Air conditioning system
• Bank 1 sens 2
• Body control module (bcm) (left side of engine compt)
• Brake pedal postion (bpp) sensor
• Brake sw sig
• Brk sens sig
• Brk snse sig
• Computer data lines system
• Cooling fans system
• Data bus +
• Data bus -
• Engine control module (ecm) (left side of engine compt)
• Except 6.0l
• Extension shld
• Exterior lights system
• Fan rly ctrl
• Front fuel pump & sender assembly (except 6.0l) (primary fuel pump assembly)
• Fuel pressure sensor
• Fuel tank pressure (ftp) sensor (short wheel base: fuel pump & sender assembly) (long wheel base: secondary fuel pump & sender assembly)
• G103 (front of right cylinder head)
• Gnd
• Iat sens sig
• Ign volt
• Ign voltage
• J106
• J364 (chassis harness, 13 cm from fuel pump flow control module)
• Level sens sig
• Low ref
• Maf
• Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt)
• Nca
• P/n sig
• Pnk
• Pnk d
• Pos sens 1 sig
• Pos sens 2 sig
• Press sens sig
• Pump ctrl
• Ref volt
• Relay ctrl
• Sens sig
• Serial data
• Tan
• Tan a
• Transfer case & two speed active transfer case push button control
• Transmissions system
• W/ active 2 speed push button control transfer case
• W/ integrated trailer brake
• W/ single speed active
• W/o active 2 speed push button control transfer case
• W/o integrated trailer brake
• W/o single speed active transfer case & two speed active transfer case push button control
• X109
• X123
• X131
• X205
• X300
• X31

5.3L VIN 3, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Suburban C1500 2012:

• (left side of engine compt) underhood fuse block
• (not used) x300
• (or 821)
• 5v ref 2
• 6.0l
• Air conditioning system
• Aux hvac- ign fuse 1oa
• Bank 1 sens 2
• Bank 2 sens 2
• Clutch rly ctrl
• Cooling fans system
• Ecm- batt fuse 12 10a
• Ecm- ign fuse 56 15a
• Ecm/throt cont fuse 5 15a
• Enable rly ctrl
• Eng fuse 4 15a
• Engine control module (ecm) (left side of engine compt)
• Evaporative emission (evap) canister vent solenoid valve (on evap canister)
• Except 6.0l
• Fan rly ctrl
• Fscm fuse 21 20a
• G103 (front of right cylinder head)
• Ground
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (under left side of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (under right side of engine compt, in exhaust)
• Hot at all times
• Hot w/ run/ crank relay energized
• Ign
• Inj-a fuse 24 20a
• Inj-b fuse 13 20a
• Ipc fuse 46 10a
• J106
• J219 (w/ steering wheel heater)
• Low ref
• Lvl sens sig
• Maf sens sig
• Mil ctrl
• Nca
• O2-a snsr fuse 18 10a
• O2-b snsr fuse 8 10a
• Pnk
• Pnk d
• Power brake
• Power distribution system
• Pump rly ctrl
• Pwr/ trn relay
• Rly coil ctrl
• Sig return
• Speed sig
• Starting/ charging system
• Tan
• Tan a
• Tcm- batt fuse 14 15a
• Tos sig
• Transmissions & cruise control systems
• Vent sol ctrl
• W/ hydraulic
• X131
• X300

5.3L VIN 3, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Suburban C1500 2012:

• (left end of dash) left i/p junction block
• Brake fluid level switch (brake fluid reservoir)
• Cadillac
• Camshaft position (cmp) actuator solenoid valve
• Computer data lines system
• Engine oil pressure ind
• Front fuel pump & sender assembly (6.0l) (primary fuel pump assembly)
• Fuel injectors (top left of engine)
• Fuel injectors (top right of engine)
• G201 (left end of dash)
• G300 (on 2nd body mount)
• Gmc/chevrolet
• Gnd
• Hot w/ run/ crank relay energized
• Ign
• Instrument panel cluster (ipc)
• J300
• Logic
• Malfunction indicator lamp
• Misc ign fuse 43 1oa
• Pnk
• Pnk a
• Power distribution system
• Secondary fuel pump & sender assembly (6.0l w/ auxiliary fuel tank) (secondary fuel tank)
• Serial data
• Tan
• Tan b
• Underhood fuse block (left side of engine compt)
• X109
• X112
• X205
• X300

5.3L VIN 3, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Suburban C1500 2012:

• (left side of engine compt) engine control module (ecm)
• 5v ref 2
• Bank 1 sens 1
• Bank 2 sens 1
• Camshaft position (cmp) sensor (lower front of engine)
• Crankshaft position (ckp) sensor (right rear of engine)
• Duty cycle sig
• Ect sens sig
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Engine oil pressure (eop) sensor (top rear of engine)
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (under left side of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (under right side of engine compt, in exhaust)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Knock sensor (ks) 1 (left side of engine)
• Knock sensor (ks) 2 (right side of engine)
• Low ref
• Manifold absolute pressure (map) sensor (top rear of engine)
• Nca
• Pnk
• Purge sol ctrl
• Sens 1 sig
• Sens 2 sig
• Sol ctrl
• Sol ctrl 1
• Sol ctrl 2
• Sol ctrl 3
• Sol ctrl 4
• Starting/ charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• X112

5.3L VIN 3, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Suburban C1500 2012:

• (front of intake manifold) throttle body
• (lower left front of engine) g102
• (top left of engine) evaporative emission (evap) canister purge solenoid valve
• Fuel pump fuse 20 20a
• Fuel pump relay
• G102 (lower left front of engine)
• Hot at all times
• Ignition coils (left side of engine)
• J105
• J107
• J108
• J109 (ignition coil jumper harness, approximately 5 cm from x111 breakout)
• Nca
• Pnk
• Pnk d
• Spark plug
• Tan
• Underhood fuse block (left side of engine compt)
• X111

5.3L VIN 3, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Suburban C1500 2012

List of elements for 5.3L VIN 3, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Suburban C1500 2012:

• (mounted to fuse block underhood bracket assembly) (6.0l w/auxiliary fuel tank) secondary fuel pump relay
• (top of engine, below intake manifold) valve lifter oil manifold (vlom) assembly
• 5v ref 1
• Bank 1 sens 1
• Bank 2 sens 1
• Charge ind sig
• Ckp sens sig
• Cmp sens sig
• Cylinder shutoff solenoid 1
• Cylinder shutoff solenoid 2
• Cylinder shutoff solenoid 3
• Cylinder shutoff solenoid 4
• E pnk
• Engine control module (ecm) (left side of engine compt)
• Except 6.0l
• G102 (lower left front of engine)
• G300 (on 2nd body mount)
• Ign coil 1 ctrl
• 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
• Ignition coils (right side of engine)
• J110
• J111
• J112 (ignition coil jumper harness, approximately 5 cm from x111 breakout)
• J300
• Low ref
• Map sens sig
• Nca
• Pnk
• Pnk d
• Pos sens 1 sig
• Pos sens 2 sig
• Press sens sig
• Spark plug
• Starting/charging system
• Tan
• X113

6.0L VIN G

6.0L VIN G, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Suburban C1500 2012

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Suburban C1500 2012:

• (chassis harness)
• (except 6.0l w/ integrated trailer brake) fuel pump/trailer brake control module (under left hand side of vehicle) (except 6.0l w/o integrated trailer brake) fuel pump flow control module
• (on 3rd body mount) (w/ 20 series) g305 g400 (w/ 10 series) (left rear body mount)
• (or 239)
• 5 volt ref
• 5v ref 1
• 6.0l
• Accelerator pedal position (app) sensor (accelerator pedal assembly)
• Air conditioning system
• Bank 1 sens 2
• Body control module (bcm) (left side of engine compt)
• Brake pedal postion (bpp) sensor
• Brake sw sig
• Brk sens sig
• Brk snse sig
• Computer data lines system
• Cooling fans system
• Data bus +
• Data bus -
• Engine control module (ecm) (left side of engine compt)
• Except 6.0l
• Extension shld
• Exterior lights system
• Fan rly ctrl
• Front fuel pump & sender assembly (except 6.0l) (primary fuel pump assembly)
• Fuel pressure sensor
• Fuel tank pressure (ftp) sensor (short wheel base: fuel pump & sender assembly) (long wheel base: secondary fuel pump & sender assembly)
• G103 (front of right cylinder head)
• Gnd
• Iat sens sig
• Ign volt
• Ign voltage
• J106
• J364 (chassis harness, 13 cm from fuel pump flow control module)
• Level sens sig
• Low ref
• Maf
• Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt)
• Nca
• P/n sig
• Pnk
• Pnk d
• Pos sens 1 sig
• Pos sens 2 sig
• Press sens sig
• Pump ctrl
• Ref volt
• Relay ctrl
• Sens sig
• Serial data
• Tan
• Tan a
• Transfer case & two speed active transfer case push button control
• Transmissions system
• W/ active 2 speed push button control transfer case
• W/ integrated trailer brake
• W/ single speed active
• W/o active 2 speed push button control transfer case
• W/o integrated trailer brake
• W/o single speed active transfer case & two speed active transfer case push button control
• X109
• X123
• X131
• X205
• X300
• X31

6.0L VIN G, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Suburban C1500 2012

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Suburban C1500 2012:

• (left side of engine compt) underhood fuse block
• (not used) x300
• (or 821)
• 5v ref 2
• 6.0l
• Air conditioning system
• Aux hvac- ign fuse 1oa
• Bank 1 sens 2
• Bank 2 sens 2
• Clutch rly ctrl
• Cooling fans system
• Ecm- batt fuse 12 10a
• Ecm- ign fuse 56 15a
• Ecm/throt cont fuse 5 15a
• Enable rly ctrl
• Eng fuse 4 15a
• Engine control module (ecm) (left side of engine compt)
• Evaporative emission (evap) canister vent solenoid valve (on evap canister)
• Except 6.0l
• Fan rly ctrl
• Fscm fuse 21 20a
• G103 (front of right cylinder head)
• Ground
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (under left side of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (under right side of engine compt, in exhaust)
• Hot at all times
• Hot w/ run/ crank relay energized
• Ign
• Inj-a fuse 24 20a
• Inj-b fuse 13 20a
• Ipc fuse 46 10a
• J106
• J219 (w/ steering wheel heater)
• Low ref
• Lvl sens sig
• Maf sens sig
• Mil ctrl
• Nca
• O2-a snsr fuse 18 10a
• O2-b snsr fuse 8 10a
• Pnk
• Pnk d
• Power brake
• Power distribution system
• Pump rly ctrl
• Pwr/ trn relay
• Rly coil ctrl
• Sig return
• Speed sig
• Starting/ charging system
• Tan
• Tan a
• Tcm- batt fuse 14 15a
• Tos sig
• Transmissions & cruise control systems
• Vent sol ctrl
• W/ hydraulic
• X131
• X300

6.0L VIN G, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Suburban C1500 2012

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Suburban C1500 2012:

• (left end of dash) left i/p junction block
• Brake fluid level switch (brake fluid reservoir)
• Cadillac
• Camshaft position (cmp) actuator solenoid valve
• Computer data lines system
• Engine oil pressure ind
• Front fuel pump & sender assembly (6.0l) (primary fuel pump assembly)
• Fuel injectors (top left of engine)
• Fuel injectors (top right of engine)
• G201 (left end of dash)
• G300 (on 2nd body mount)
• Gmc/chevrolet
• Gnd
• Hot w/ run/ crank relay energized
• Ign
• Instrument panel cluster (ipc)
• J300
• Logic
• Malfunction indicator lamp
• Misc ign fuse 43 1oa
• Pnk
• Pnk a
• Power distribution system
• Secondary fuel pump & sender assembly (6.0l w/ auxiliary fuel tank) (secondary fuel tank)
• Serial data
• Tan
• Tan b
• Underhood fuse block (left side of engine compt)
• X109
• X112
• X205
• X300

6.0L VIN G, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Suburban C1500 2012

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Suburban C1500 2012:

• (left side of engine compt) engine control module (ecm)
• 5v ref 2
• Bank 1 sens 1
• Bank 2 sens 1
• Camshaft position (cmp) sensor (lower front of engine)
• Crankshaft position (ckp) sensor (right rear of engine)
• Duty cycle sig
• Ect sens sig
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Engine oil pressure (eop) sensor (top rear of engine)
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (under left side of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (under right side of engine compt, in exhaust)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Knock sensor (ks) 1 (left side of engine)
• Knock sensor (ks) 2 (right side of engine)
• Low ref
• Manifold absolute pressure (map) sensor (top rear of engine)
• Nca
• Pnk
• Purge sol ctrl
• Sens 1 sig
• Sens 2 sig
• Sol ctrl
• Sol ctrl 1
• Sol ctrl 2
• Sol ctrl 3
• Sol ctrl 4
• Starting/ charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• X112

6.0L VIN G, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Suburban C1500 2012

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Suburban C1500 2012:

• (front of intake manifold) throttle body
• (lower left front of engine) g102
• (top left of engine) evaporative emission (evap) canister purge solenoid valve
• Fuel pump fuse 20 20a
• Fuel pump relay
• G102 (lower left front of engine)
• Hot at all times
• Ignition coils (left side of engine)
• J105
• J107
• J108
• J109 (ignition coil jumper harness, approximately 5 cm from x111 breakout)
• Nca
• Pnk
• Pnk d
• Spark plug
• Tan
• Underhood fuse block (left side of engine compt)
• X111

6.0L VIN G, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Suburban C1500 2012

List of elements for 6.0L VIN G, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Suburban C1500 2012:

• (mounted to fuse block underhood bracket assembly) (6.0l w/auxiliary fuel tank) secondary fuel pump relay
• (top of engine, below intake manifold) valve lifter oil manifold (vlom) assembly
• 5v ref 1
• Bank 1 sens 1
• Bank 2 sens 1
• Charge ind sig
• Ckp sens sig
• Cmp sens sig
• Cylinder shutoff solenoid 1
• Cylinder shutoff solenoid 2
• Cylinder shutoff solenoid 3
• Cylinder shutoff solenoid 4
• E pnk
• Engine control module (ecm) (left side of engine compt)
• Except 6.0l
• G102 (lower left front of engine)
• G300 (on 2nd body mount)
• Ign coil 1 ctrl
• 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
• Ignition coils (right side of engine)
• J110
• J111
• J112 (ignition coil jumper harness, approximately 5 cm from x111 breakout)
• J300
• Low ref
• Map sens sig
• Nca
• Pnk
• Pnk d
• Pos sens 1 sig
• Pos sens 2 sig
• Press sens sig
• Spark plug
• Starting/charging system
• Tan
• X113