ENGINE PERFORMANCE

4.3L VIN X

4.3L VIN X, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Silverado 1500 XFE 2013

List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Silverado 1500 XFE 2013:

(in chassis harness) j331
(top left rear of engine)
10 series
175a
4wd lo
5v ref1
5v ref2
A/c cl ctrl
A/c press sig
Acc ser data
Accelerator pedal position (app) sensor (above accelerator pedal)
Air conditioning system
App1 sig
App2 sig
Axl sw sig
Brake pedal position (bpp) sensor
Brk aply vol sens
Cfan hi ctrl
Cfan lo ctrl
Computer data lines system
Computer data lines system cooling fans system
Cooling fans system anti-lock brakes system
Engine control module (ecm) (left front of engine compt, near fan shroud)
Evap vent
Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
Except 10 series
Exterior lights system
Fp rly ctrl
Front fuel pump & sender assembly (in front fuel tank)
Ftp sig
Fuel lvl
Fuel pmp relay
Fuel pump fuse 20 25a
Fuel tank pressure (ftp) sensor (on fuel pump & sender assembly)
G107
G300 (below driver's door, on body mount)
Gmlan (+)
Gmlan (-)
Heated oxygen sensor (ho2s) bank 1 sensor 2 (near left side of engine)
Heated oxygen sensor (ho2s) bank 2 sensor 2 (near right side of engine)
Ho2s hi b1s2
Ho2s hi b2s2
Ho2s ht b1s2
Ho2s ht b2s2
Ho2s lo b1s2
Ho2s lo b2s2
Hot at all times
Iat sig
Ig1
J105
Lo ref
Low ref
Maf sig
Mil ctrl
Nca
P/n sig
Pnk
Power distribution system
Pwt rly ctrl
Sens sig
Starting/ charging system
Strt rly ctrl
Tan
Tcc sig
Tos sig
Transmissions system
Underhood fuse block (left side of engine compt)
Underhood fuse holder (on positive battery terminal)
Vss
W/ two speed push button & electric shift control transfer case
W/o two speed push button & electric shift control transfer case
X109
X131
X205
X300

4.3L VIN X, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Silverado 1500 XFE 2013:

5v ref
Body control module (lower left side of dash)
Bpp sens sig
Central sequential fuel injection (sfi) module (top rear of engine)
Computer data lines system
Ecm batt fuse 12 10a
Ecm ign fuse 56 15a
Ecm/throt cont fuse 5 15a
Eng fuse 4 15a
Fuel injectors (top of left cylinder bank rocker cover)
Fuel injectors (top of right cylinder bank rocker cover)
G106 (right rear of engine)
Gnd
Hot at all times
Hot w/ run/crnk relay energized
Iat sensor
Ign
Inj-a fuse 24 20a
J106
J128 (in engine harness)
Lo ref
Maf
Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine)
O2-b snsr fuse 8 10a
Pnk
Pnk b
Pnk d
Pnk e
Pnk h
Pnk j
Pnk l
Pwr/ trn relay
Serial data (+)
Serial data (-)
Signal
Tan
Tan a
Tan b
Tan f
Tcm batt fuse 14 10a
To o2-a snsr fuse (diagram 3 of 4)
Underhood fuse block (left side of engine compt)

4.3L VIN X, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash) left i/p junction block
(upper left corner of dash) g201
(w/ steering wheel heater) j220
Aux hvac- ign fuse 48 1oa
Brake fluid level switch (on brake master cylinder reservoir)
Computer data lines system
Engine oil pressure (eop) sensor (rear of engine)
Engine oil pressure ind
From inj-a fuse (diagram 2 of 4)
G103 (on front of right cylinder head)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 1 (near left side of engine)
Heated oxygen sensor (ho2s) bank 2 sensor 1 (near right side of engine)
Hot at all times
Hot w/ run/crnk relay energized
Ic1
Ic2
Ic3
Ign
Ign 1
Ignition control module (icm) (rear of engine)
Instrument panel cluster (ipc)
Ipc fuse 46 10a
Lo bus
Lo ref
Logic
Malfunction indicator lamp
Manifold absolute pressure (map) sensor (top rear of engine)
Nca
O2-a snsr fuse 18 10a
Pnk
Pnk f
Power distribution system
Tan
Throttle body
Underhood fuse block (left side of engine compt)
W/ two speed push button & electric shift control transfer case
W/o two speed push button & electric shift control transfer case
X109

4.3L VIN X, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Silverado 1500 XFE 2013:

5v ref
5v ref1
5v ref2
Camshaft position (cmp) sensor
Chg ind sig
Ckp sig
Cmp sig
Crankshaft position (ckp) sensor (front of engine, right of crank pulley)
Ect sig
Engine control module (ecm) (left front of engine compt, near fan shroud)
Engine coolant temperature (ect) sensor (left side of engine)
Evaporative emission (evap) canister purge solenoid valve (top left rear of engine)
G106 (right rear of engine)
Gen fdc sig
Gnd
Ho2s hi b1s1
Ho2s hi b2s1
Ho2s htr b1s1
Ho2s htr b2s1
Ho2s lo b1s1
Ho2s lo b2s1
Ic 1 ctrl
Ic 2 ctrl
Ic 3 ctrl
Inj 1 ctrl
Inj 2 ctrl
Inj 3 ctrl
Inj 4 ctrl
Inj 5 ctrl
Inj 6 ctrl
J106
Knock sensor (ks) 1 (lower left side of engine)
Knock sensor (ks) 2 (lower right side of engine)
Ks1 sig
Ks2 sig
Lo ref
Low ref
Map sig
Oil press sig
Pnk
Red
Sens sig
Sig sens
Sol ctrl
Starting/ charging system
Starting/charging system
Tac mtr ctrl-1
Tac mtr ctrl-2
Tan
Tp1 sig
Tp2 sig
X112

4.8L VIN A

4.8L VIN A, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Silverado 1500 XFE 2013:

(in chassis harness) j331
(on fuel pump & sender assembly)
(or 821)
10 series
4wd lo sig
5v ref 1
5v ref1
5v ref2
A/c cl ctrl
A/c press sig
Acc ser data
Air conditioning system
Anti-lock brakes system
App1 sig
App2 sig
Axl sw sig
Brake pedal position sensor
Brk aply volt senr
Brk sw sig
Cfan hi ctrl
Cfan lo ctrl
Computer data lines system
Cooling fans system
Engine control module (ecm) (left front of engine compt, near fan shroud)
Evap vent
Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
Except 10 series
Exterior lights system
Front fuel pump & sender assembly (in front fuel tank)
Ftp sig
Fuel ctrl
Fuel lvl-pri
Fuel tank pressure (ftp) sensor
G103 (top rear of engine)
Gmlan (+)
Gmlan (-)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 2 (downstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 2 (downstream of right catalytic converter)
Ho2s hi b1s2
Ho2s hi b2s2
Ho2s ht b1s2
Ho2s ht b2s2
Ho2s lo b1s2
Ho2s lo b2s2
Iat sig
Ig1
J106
Lo ref
Low ref
Maf sig
Mil ctrl
Nca
P/n sig
Pnk
Pnk d
Pwtn rly ctrl
Snsr sig
Starting/ charging system
Strt rly ctrl
Tan
Tan a
Tos sig or vss hi sig
Transmissions system
Vss
Vss lo sig
W/ two speed push button & electric shift control transfer case
W/o two speed push button & electric shift control transfer case
X109
X131
X205
X300

4.8L VIN A, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash) body control module
(lower left side of dash) left i/p junction block
(or 239)
5v ref
Computer data lines system
Ecm- ign fuse 56 15a
Fscm fuse 21 20a
Fscm shield
Fuel ctrl
Fuel line pressure sensor (under left side of vehicle)
Fuel press
Fuel pump/ trailer brake control module (w/ integrated trailer brake control) fuel pump flow control module (w/o integrated trailer brake control) (rear frame, near spare tire mount)
G300 (below driver's door, on body mount)
Gmlan (+)
Gmlan (-)
Gnd
Hot at all times
Hot w/ run/crnk relay energized
Ig1
J300
Lo ref
Misc ign fuse 43 10a
Pnk
Power distribution system
Pump (+)
Sens sig bpp
Ser data en
Serial data (+)
Serial data (-)
Tan
Underhood fuse block (left side of engine compt)
W/ integrated trailer brake control
W/o integrated trailer brake control
X102
X205

4.8L VIN A, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Silverado 1500 XFE 2013:

(front of engine) (6.2l) camshaft actuator solenoid valve
(not used)
5.3l
Accelerator pedal position (app) sensor (above accelerator pedal)
Ecm- batt fuse 12 10a
Ecm/throt cont fuse 5 15a
Eng fuse 4 15a
Fuel injectors (top of left cylinder bank rocker cover)
Fuel injectors (top of right cylinder bank rocker cover)
G103 (top rear of engine)
Hot at all times
Iat
Inj-a fuse 24 20a
Inj-b fuse 13 20a
J106
Maf
Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt)
O2-b snsr fuse 8 10a
Pnk
Pnk a
Pnk d
Push button & electric shift control transfer case
Pwr/ trn relay
Tan
Tan a
Tan b
Tcm- batt fuse 14 15a
To o2-a snsr fuse (diagram 4 of 6)
Underhood fuse block (left side of engine compt)
W/ two speed
W/o two speed
X109
X111
X112
X113
X205

4.8L VIN A, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash)
(or red)
(upper left corner of dash) g201
Aux hvac- ign fuse 48 1oa
B x112
Brake fluid level switch (on brake master cylinder reservoir)
Camshaft position (cmp) sensor (front of engine, above crank pulley)
Computer data lines system
Crankshaft position (ckp) sensor (right rear of engine)
Engine coolant temperature (ect) sensor (on top of engine)
Engine oil pressure (eop) sensor (top rear of engine)
Engine oil pressure ind
From inj-b fuse (diagram 3 of 6)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 1 (upstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 1 (upstream of right catalytic converter)
Hot at all times
Hot w/ run/crnk relay energized
Ign
Ign 1
Instrument panel cluster (ipc)
Ipc fuse 46 10a
J220 (w/ steering wheel heater)
Knock sensor (ks) 1 (lower left side of engine)
Knock sensor (ks) 2 (lower right side of engine)
Left i/p junction block
Lo bus
Logic
Malfunction indicator lamp
Manifold absolute pressure (map) sensor (on top of intake manifold)
Nca
O2-a snsr fuse 18 10a
Pnk
Power distribution system
Tan
Underhood fuse block (left side of engine compt)
X109

4.8L VIN A, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Silverado 1500 XFE 2013:

(below intake manifold) valve lifter oil manifold (vlom) assembly
(in ignition coil jumper harness, 5 cm from x111 breakout)
(in ignition coil jumper harness, between ignition coils 5 & 7)
A x111
Ckp sig
E pnk
Engine control module (ecm) (left front of engine compt, near fan shroud)
G102 (on lower left front of engine)
Ic 1 ctrl
Ic 2 ctrl
Ic 3 ctrl
Ic 4 ctrl
Ic 5 ctrl
Ic 6 ctrl
Ic 7 ctrl
Ic 8 ctrl
Ignition coils (upper left side of engine)
J107
J108
J109
Lo ref
Nca
Pnk
Pnk d
Red
Red c
Spark plug
Tan
X111

4.8L VIN A, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 4.8L VIN A, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Silverado 1500 XFE 2013:

(in ignition coil jumper harness, 5 cm from x111 breakout)
(in ignition coil jumper harness, between ignition coils 4 & 2)
5v ref1
5v ref2
A pnk
C tan
Cam sol ctrl
Chg ind sig
Cmp sig
Cyl off ctrl 1
Cyl off ctrl 2
Cyl off ctrl 3
Cyl off ctrl 4
Ect sig
Engine control module (ecm) (left front of engine compt, near fan shroud)
Eop sig
Evaporative emission (evap) canister purge solenoid valve (on intake manifold)
G102 (on lower left front of engine)
Gen fdc sig
Ho2s hi b1s1
Ho2s hi b2s1
Ho2s htr b1s1
Ho2s htr b2s1
Ho2s lo b1s1
Ho2s lo b2s1
Ignition coils (upper right side of engine)
Inj 1 ctrl
Inj 2 ctrl
Inj 3 ctrl
Inj 4 ctrl
Inj 5 ctrl
Inj 6 ctrl
Inj 7 ctrl
Inj 8 ctrl
J110
J111
J112
Ks1 sig
Ks2 sig
Lo ref
Map sig
Nca
Pnk
Pnk d
Red
Red c
Sol ctrl
Spark plug
Starting/ charging system
Tac mtr ctrl 1
Tac mtr ctrl 2
Tan
Throttle body
Tp sens1 sig
Tp sens2 sig
X113

5.3L VIN 0

5.3L VIN 0, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Silverado 1500 XFE 2013:

(in chassis harness) j331
(on fuel pump & sender assembly)
(or 821)
10 series
4wd lo sig
5v ref 1
5v ref1
5v ref2
A/c cl ctrl
A/c press sig
Acc ser data
Air conditioning system
Anti-lock brakes system
App1 sig
App2 sig
Axl sw sig
Brake pedal position sensor
Brk aply volt senr
Brk sw sig
Cfan hi ctrl
Cfan lo ctrl
Computer data lines system
Cooling fans system
Engine control module (ecm) (left front of engine compt, near fan shroud)
Evap vent
Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
Except 10 series
Exterior lights system
Front fuel pump & sender assembly (in front fuel tank)
Ftp sig
Fuel ctrl
Fuel lvl-pri
Fuel tank pressure (ftp) sensor
G103 (top rear of engine)
Gmlan (+)
Gmlan (-)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 2 (downstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 2 (downstream of right catalytic converter)
Ho2s hi b1s2
Ho2s hi b2s2
Ho2s ht b1s2
Ho2s ht b2s2
Ho2s lo b1s2
Ho2s lo b2s2
Iat sig
Ig1
J106
Lo ref
Low ref
Maf sig
Mil ctrl
Nca
P/n sig
Pnk
Pnk d
Pwtn rly ctrl
Snsr sig
Starting/ charging system
Strt rly ctrl
Tan
Tan a
Tos sig or vss hi sig
Transmissions system
Vss
Vss lo sig
W/ two speed push button & electric shift control transfer case
W/o two speed push button & electric shift control transfer case
X109
X131
X205
X300

5.3L VIN 0, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash) body control module
(lower left side of dash) left i/p junction block
(or 239)
5v ref
Computer data lines system
Ecm- ign fuse 56 15a
Fscm fuse 21 20a
Fscm shield
Fuel ctrl
Fuel line pressure sensor (under left side of vehicle)
Fuel press
Fuel pump/ trailer brake control module (w/ integrated trailer brake control) fuel pump flow control module (w/o integrated trailer brake control) (rear frame, near spare tire mount)
G300 (below driver's door, on body mount)
Gmlan (+)
Gmlan (-)
Gnd
Hot at all times
Hot w/ run/crnk relay energized
Ig1
J300
Lo ref
Misc ign fuse 43 10a
Pnk
Power distribution system
Pump (+)
Sens sig bpp
Ser data en
Serial data (+)
Serial data (-)
Tan
Underhood fuse block (left side of engine compt)
W/ integrated trailer brake control
W/o integrated trailer brake control
X102
X205

5.3L VIN 0, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Silverado 1500 XFE 2013:

(front of engine) (6.2l) camshaft actuator solenoid valve
(not used)
5.3l
Accelerator pedal position (app) sensor (above accelerator pedal)
Ecm- batt fuse 12 10a
Ecm/throt cont fuse 5 15a
Eng fuse 4 15a
Fuel injectors (top of left cylinder bank rocker cover)
Fuel injectors (top of right cylinder bank rocker cover)
G103 (top rear of engine)
Hot at all times
Iat
Inj-a fuse 24 20a
Inj-b fuse 13 20a
J106
Maf
Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt)
O2-b snsr fuse 8 10a
Pnk
Pnk a
Pnk d
Push button & electric shift control transfer case
Pwr/ trn relay
Tan
Tan a
Tan b
Tcm- batt fuse 14 15a
To o2-a snsr fuse (diagram 4 of 6)
Underhood fuse block (left side of engine compt)
W/ two speed
W/o two speed
X109
X111
X112
X113
X205

5.3L VIN 0, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash)
(or red)
(upper left corner of dash) g201
Aux hvac- ign fuse 48 1oa
B x112
Brake fluid level switch (on brake master cylinder reservoir)
Camshaft position (cmp) sensor (front of engine, above crank pulley)
Computer data lines system
Crankshaft position (ckp) sensor (right rear of engine)
Engine coolant temperature (ect) sensor (on top of engine)
Engine oil pressure (eop) sensor (top rear of engine)
Engine oil pressure ind
From inj-b fuse (diagram 3 of 6)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 1 (upstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 1 (upstream of right catalytic converter)
Hot at all times
Hot w/ run/crnk relay energized
Ign
Ign 1
Instrument panel cluster (ipc)
Ipc fuse 46 10a
J220 (w/ steering wheel heater)
Knock sensor (ks) 1 (lower left side of engine)
Knock sensor (ks) 2 (lower right side of engine)
Left i/p junction block
Lo bus
Logic
Malfunction indicator lamp
Manifold absolute pressure (map) sensor (on top of intake manifold)
Nca
O2-a snsr fuse 18 10a
Pnk
Power distribution system
Tan
Underhood fuse block (left side of engine compt)
X109

5.3L VIN 0, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Silverado 1500 XFE 2013:

(below intake manifold) valve lifter oil manifold (vlom) assembly
(in ignition coil jumper harness, 5 cm from x111 breakout)
(in ignition coil jumper harness, between ignition coils 5 & 7)
A x111
Ckp sig
E pnk
Engine control module (ecm) (left front of engine compt, near fan shroud)
G102 (on lower left front of engine)
Ic 1 ctrl
Ic 2 ctrl
Ic 3 ctrl
Ic 4 ctrl
Ic 5 ctrl
Ic 6 ctrl
Ic 7 ctrl
Ic 8 ctrl
Ignition coils (upper left side of engine)
J107
J108
J109
Lo ref
Nca
Pnk
Pnk d
Red
Red c
Spark plug
Tan
X111

5.3L VIN 0, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 0, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Silverado 1500 XFE 2013:

(in ignition coil jumper harness, 5 cm from x111 breakout)
(in ignition coil jumper harness, between ignition coils 4 & 2)
5v ref1
5v ref2
A pnk
C tan
Cam sol ctrl
Chg ind sig
Cmp sig
Cyl off ctrl 1
Cyl off ctrl 2
Cyl off ctrl 3
Cyl off ctrl 4
Ect sig
Engine control module (ecm) (left front of engine compt, near fan shroud)
Eop sig
Evaporative emission (evap) canister purge solenoid valve (on intake manifold)
G102 (on lower left front of engine)
Gen fdc sig
Ho2s hi b1s1
Ho2s hi b2s1
Ho2s htr b1s1
Ho2s htr b2s1
Ho2s lo b1s1
Ho2s lo b2s1
Ignition coils (upper right side of engine)
Inj 1 ctrl
Inj 2 ctrl
Inj 3 ctrl
Inj 4 ctrl
Inj 5 ctrl
Inj 6 ctrl
Inj 7 ctrl
Inj 8 ctrl
J110
J111
J112
Ks1 sig
Ks2 sig
Lo ref
Map sig
Nca
Pnk
Pnk d
Red
Red c
Sol ctrl
Spark plug
Starting/ charging system
Tac mtr ctrl 1
Tac mtr ctrl 2
Tan
Throttle body
Tp sens1 sig
Tp sens2 sig
X113

5.3L VIN 7

5.3L VIN 7, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 7, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Silverado 1500 XFE 2013:

(in chassis harness) j331
(on fuel pump & sender assembly)
(or 821)
10 series
4wd lo sig
5v ref 1
5v ref1
5v ref2
A/c cl ctrl
A/c press sig
Acc ser data
Air conditioning system
Anti-lock brakes system
App1 sig
App2 sig
Axl sw sig
Brake pedal position sensor
Brk aply volt senr
Brk sw sig
Cfan hi ctrl
Cfan lo ctrl
Computer data lines system
Cooling fans system
Engine control module (ecm) (left front of engine compt, near fan shroud)
Evap vent
Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
Except 10 series
Exterior lights system
Front fuel pump & sender assembly (in front fuel tank)
Ftp sig
Fuel ctrl
Fuel lvl-pri
Fuel tank pressure (ftp) sensor
G103 (top rear of engine)
Gmlan (+)
Gmlan (-)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 2 (downstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 2 (downstream of right catalytic converter)
Ho2s hi b1s2
Ho2s hi b2s2
Ho2s ht b1s2
Ho2s ht b2s2
Ho2s lo b1s2
Ho2s lo b2s2
Iat sig
Ig1
J106
Lo ref
Low ref
Maf sig
Mil ctrl
Nca
P/n sig
Pnk
Pnk d
Pwtn rly ctrl
Snsr sig
Starting/ charging system
Strt rly ctrl
Tan
Tan a
Tos sig or vss hi sig
Transmissions system
Vss
Vss lo sig
W/ two speed push button & electric shift control transfer case
W/o two speed push button & electric shift control transfer case
X109
X131
X205
X300

5.3L VIN 7, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 7, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash) body control module
(lower left side of dash) left i/p junction block
(or 239)
5v ref
Computer data lines system
Ecm- ign fuse 56 15a
Fscm fuse 21 20a
Fscm shield
Fuel ctrl
Fuel line pressure sensor (under left side of vehicle)
Fuel press
Fuel pump/ trailer brake control module (w/ integrated trailer brake control) fuel pump flow control module (w/o integrated trailer brake control) (rear frame, near spare tire mount)
G300 (below driver's door, on body mount)
Gmlan (+)
Gmlan (-)
Gnd
Hot at all times
Hot w/ run/crnk relay energized
Ig1
J300
Lo ref
Misc ign fuse 43 10a
Pnk
Power distribution system
Pump (+)
Sens sig bpp
Ser data en
Serial data (+)
Serial data (-)
Tan
Underhood fuse block (left side of engine compt)
W/ integrated trailer brake control
W/o integrated trailer brake control
X102
X205

5.3L VIN 7, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 7, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Silverado 1500 XFE 2013:

(front of engine) (6.2l) camshaft actuator solenoid valve
(not used)
5.3l
Accelerator pedal position (app) sensor (above accelerator pedal)
Ecm- batt fuse 12 10a
Ecm/throt cont fuse 5 15a
Eng fuse 4 15a
Fuel injectors (top of left cylinder bank rocker cover)
Fuel injectors (top of right cylinder bank rocker cover)
G103 (top rear of engine)
Hot at all times
Iat
Inj-a fuse 24 20a
Inj-b fuse 13 20a
J106
Maf
Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt)
O2-b snsr fuse 8 10a
Pnk
Pnk a
Pnk d
Push button & electric shift control transfer case
Pwr/ trn relay
Tan
Tan a
Tan b
Tcm- batt fuse 14 15a
To o2-a snsr fuse (diagram 4 of 6)
Underhood fuse block (left side of engine compt)
W/ two speed
W/o two speed
X109
X111
X112
X113
X205

5.3L VIN 7, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 7, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash)
(or red)
(upper left corner of dash) g201
Aux hvac- ign fuse 48 1oa
B x112
Brake fluid level switch (on brake master cylinder reservoir)
Camshaft position (cmp) sensor (front of engine, above crank pulley)
Computer data lines system
Crankshaft position (ckp) sensor (right rear of engine)
Engine coolant temperature (ect) sensor (on top of engine)
Engine oil pressure (eop) sensor (top rear of engine)
Engine oil pressure ind
From inj-b fuse (diagram 3 of 6)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 1 (upstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 1 (upstream of right catalytic converter)
Hot at all times
Hot w/ run/crnk relay energized
Ign
Ign 1
Instrument panel cluster (ipc)
Ipc fuse 46 10a
J220 (w/ steering wheel heater)
Knock sensor (ks) 1 (lower left side of engine)
Knock sensor (ks) 2 (lower right side of engine)
Left i/p junction block
Lo bus
Logic
Malfunction indicator lamp
Manifold absolute pressure (map) sensor (on top of intake manifold)
Nca
O2-a snsr fuse 18 10a
Pnk
Power distribution system
Tan
Underhood fuse block (left side of engine compt)
X109

5.3L VIN 7, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 7, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Silverado 1500 XFE 2013:

(below intake manifold) valve lifter oil manifold (vlom) assembly
(in ignition coil jumper harness, 5 cm from x111 breakout)
(in ignition coil jumper harness, between ignition coils 5 & 7)
A x111
Ckp sig
E pnk
Engine control module (ecm) (left front of engine compt, near fan shroud)
G102 (on lower left front of engine)
Ic 1 ctrl
Ic 2 ctrl
Ic 3 ctrl
Ic 4 ctrl
Ic 5 ctrl
Ic 6 ctrl
Ic 7 ctrl
Ic 8 ctrl
Ignition coils (upper left side of engine)
J107
J108
J109
Lo ref
Nca
Pnk
Pnk d
Red
Red c
Spark plug
Tan
X111

5.3L VIN 7, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 5.3L VIN 7, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Silverado 1500 XFE 2013:

(in ignition coil jumper harness, 5 cm from x111 breakout)
(in ignition coil jumper harness, between ignition coils 4 & 2)
5v ref1
5v ref2
A pnk
C tan
Cam sol ctrl
Chg ind sig
Cmp sig
Cyl off ctrl 1
Cyl off ctrl 2
Cyl off ctrl 3
Cyl off ctrl 4
Ect sig
Engine control module (ecm) (left front of engine compt, near fan shroud)
Eop sig
Evaporative emission (evap) canister purge solenoid valve (on intake manifold)
G102 (on lower left front of engine)
Gen fdc sig
Ho2s hi b1s1
Ho2s hi b2s1
Ho2s htr b1s1
Ho2s htr b2s1
Ho2s lo b1s1
Ho2s lo b2s1
Ignition coils (upper right side of engine)
Inj 1 ctrl
Inj 2 ctrl
Inj 3 ctrl
Inj 4 ctrl
Inj 5 ctrl
Inj 6 ctrl
Inj 7 ctrl
Inj 8 ctrl
J110
J111
J112
Ks1 sig
Ks2 sig
Lo ref
Map sig
Nca
Pnk
Pnk d
Red
Red c
Sol ctrl
Spark plug
Starting/ charging system
Tac mtr ctrl 1
Tac mtr ctrl 2
Tan
Throttle body
Tp sens1 sig
Tp sens2 sig
X113

6.0L VIN J

6.0L VIN J, Engine Controls Wiring Diagram (1 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Engine Controls Wiring Diagram (1 of 5) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash) left i/p junction box
5v ref
Accelerator pedal position (app) sensor (above accelerator pedal)
Ajar sw sig
Anti-theft system
B+ volt
Bank 1 sens 1
Bank 1 sens 2
Camshaft position actuator solenoid valve (front of engine)
Computer data lines system
Cooling fans system
Data
Ecm-batt fuse 12 10a
Ecm-ign fuse 56 15a
Engine control module (ecm) (left front of engine compt)
Engine oil pressure ind
Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
Exterior lights system
Fan rly ctrl
Fscm fuse 21 25a
Fuel pressure sensor
Heated oxygen sensor (ho2s) bank 1 sensor 1 (upstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 1 sensor 2 (downstream of left catalytic converter)
Hood sw sig
Hot at all times
Hot w/ run/ crank relay energized
Hot w/ run/crank relay energized
Ign
Ign coil 1 ctrl
Ign volt
Instrument panel cluster (ipc)
Ipc fuse 46 10a
J301
Knock sens sig
Knock sensor (ks) 1 (lower left side of engine)
Knock sensor (ks) 2 (lower right side of engine)
Level sens sig
Logic
Low ref
Mil ctrl
Mil ind
Misc ign fuse 43 10a
Nca
Pedal sw sig
Phasor ctrl
Pnk
Power distribution system
Press sens sig
Pump ctrl mod sig
Rly coil ctrl
Sens 1 sig
Sens 2 sig
Tac mtr ctrl 1
Tac mtr ctrl 2
Tan
Tcm-batt fuse 14 10a
Underhood fuse block (left side of engine compt)
Vent sol ctrl
W/ integrated trailer brake control
W/o integrated trailer brake control
Wake-up sig
X102
X109
X112
X205
X300

6.0L VIN J, Engine Controls Wiring Diagram (2 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Engine Controls Wiring Diagram (2 of 5) for Chevrolet Silverado 1500 XFE 2013:

(in chassis harness) j331
(in front fuel tank) front fuel pump & sender assembly
(in ignition coil jumper harness, 5 cm from x111 breakout) j109
(in ignition coil jumper harness, 5 cm from x111 breakout) j112
(in ignition coil jumper harness, between ignition coils 4 & 2) d
(in ignition coil jumper harness, between ignition coils 5 & 7)
(rear frame, near spare tire mount) (w/ integrated trailer brake control) fuel pump/trailer brake control module (w/o integrated trailer brake control) fuel pump flow control module
(upper left side of engine)
(upper right side of engine)
10 series
Computer data lines system
Data bus +
Data bus -
Except 10 series
Extension shield
Fuel tank pressure (ftp) sensor (on fuel pump & sender assembly)
G102 (on lower left front of engine)
G300 (below driver's door, on body mount)
Gnd
Ign volt
Ignition coil 1
Ignition coil 2
Ignition coil 3
Ignition coil 4
Ignition coil 5
Ignition coil 6
Ignition coil 7
Ignition coil 8 (upper right side of engine)
J107
J108
J110
J111
J300
J423 (in chassis harness)
Lines system computer data
Low ref
Nca
Pnk
Pump ctrl
Red
Ref volt
Relay ctrl
Sens sig
Serial data
Spark plug
Tan
X111
X113
X131
X300

6.0L VIN J, Engine Controls Wiring Diagram (3 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Engine Controls Wiring Diagram (3 of 5) for Chevrolet Silverado 1500 XFE 2013:

5v ref
5v ref 2
Bank 1 sens 1
Bank 2 sens 1
Ecm/throt cont fuse 5 15a
Eng fuse 4 15a
Engine control module (ecm) (left front of engine compt)
G103 (top rear of engine)
Gnd
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 20a
Inj-b fuse 13 20a
Injector 1 ctrl
Injector 2 ctrl
Injector 3 ctrl
Injector 4 ctrl
Injector 5 ctrl
Injector 6 ctrl
Injector 7 ctrl
Injector 8 ctrl
J122
Low ref
Maf sens sig
O2-a snsr fuse 18 10a
O2-b snsr fuse 8 10a
Pnk
Pos sens sig
Press sens sig
Pwr/ trn relay
Sens 1 sig
Sens 2 sig
Tan
Underhood fuse block (left side of engine compt)

6.0L VIN J, Engine Controls Wiring Diagram (4 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Engine Controls Wiring Diagram (4 of 5) for Chevrolet Silverado 1500 XFE 2013:

(in engine harness, approximately 14 cm from engine coolant temperature sensor breakout)
(in engine harness, approximately 20 cm from engine coolant temperature sensor breakout) j120
(right rear of engine) crankshaft position (ckp) sensor
(top rear of engine) engine oil pressure (eop) sensor
Camshaft position (cmp) sensor (front of engine, above crank pulley)
Drive motor generator power inverter module (right rear of engine compt)
Fuel injectors (top of left cylinder bank rocker cover)
Fuel injectors (top of right cylinder bank rocker cover)
G103 (top rear of engine)
Iat
J106
J121
Low ref
Maf
Mass air flow (maf)/intake air temperature (iat) sensor (on air intake duct)
Pnk
Pos sens sig
Tan
Throttle body
X112

6.0L VIN J, Engine Controls Wiring Diagram (5 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Engine Controls Wiring Diagram (5 of 5) for Chevrolet Silverado 1500 XFE 2013:

(downstream of right catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 2
(on intake manifold) evaporative emission (evap) canister purge solenoid valve
(or 821)
(upstream of right catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1
1 shutoff sol
4 shutoff sol
5v ref
6 shutoff sol
7 shutoff sol
A tan
Air conditioning system
Bank 2 sens 1
Bank 2 sens 2
Barometric pressure (baro) sensor (left side of engine compt)
Computer data lines system
Cooling fans system
D pnk
Data bus +
Data bus -
Ect sens sig
Engine control module (ecm) (left front of engine compt)
Engine coolant temperature (ect) sensor (on top of engine)
Fan rly ctrl
G103 (top rear of engine)
Gnd
J122
Low ref
Manifold absolute pressure (map) sensor (on top of intake manifold)
Map sens sig
Nca
Pnk
Press sens sig
Pt lan +
Pt lan -
Pump mtr gnd
Purge sol ctrl
Tan
Transmissions system
Valve lifter oil manifold (vlom) assembly (below intake manifold)
Vss sig (or) vss high sig vss low sig

6.0L VIN J, Hybrid System Wiring Diagram (1 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Hybrid System Wiring Diagram (1 of 5) for Chevrolet Silverado 1500 XFE 2013:

(in engine harness) j146
(w/ generator assembly)
1st position drive motor
2nd position drive motor
Automatic transmission
Automatic transmission auxiliary fluid pump control module (left side of drain wire nca
Automatic transmission internal mode switch (ims)
Auxiliary fuse block (left side of engine compt)
B+ nca
Circuit 1
Circuit 2
Circuit excitation
Computer data lines system
Cont ctrl
Drive motor generator power inverter module (right rear of engine compt)
Engine compt)
Engine controls circuit
Excitation circuit
Fluid pump
Fluid pump nca
G103 (top rear of engine)
Gnd nca
High voltage
Hot at all times
Ign nca
Ign volt
Inter mode gnd
Inter mode r1
Inter mode r2
Inter mode r3
Inter mode r4
Inter mode s
J147 (in engine harness)
Low reference
Mega fuse 200a
Mtr a s1 sig
Mtr a s2 sig
Mtr a s3 sig
Mtr a s4 sig
Mtr b s1 sig
Mtr b s2 sig
Mtr b s3 sig
Mtr b s4 sig
Nca
Phase a nca
Phase b nca
Phase c nca
Pim 1 fuse 8 15a
Pim 2 fuse 9 15a
Pos sens sig
Pt lan+
Pt lan-
Pump ctrl
Pump ctrl nca
Red
Resol mtr a+
Resol mtr b+
Resol mtr b-
Sens b rtn
Ser data bus+
Ser data bus-
Tan
Temp sens a
Temp sens b
Trans pump fuse 60a
Transmissions system
Wake up sig
X176

6.0L VIN J, Hybrid System Wiring Diagram (2 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Hybrid System Wiring Diagram (2 of 5) for Chevrolet Silverado 1500 XFE 2013:

(w/ two speed push button & electric shift control transfer case)
300v+
300v-
42v+
42v-
A/c compressor
Accessory dc power control module (right rear of engine compt)
Automatic transmission auxiliary fluid pump (under front of automatic transmission)
Body control module (bcm) (lower left side of dash)
Computer data lines system
Drive motor generator power inverter module (right rear of engine compt)
Electronic brake control module (ebcm) (on left side of frame assembly)
Electronic power steering motor control module (right rear of engine compt)
G112
Gnd
Ground
Hot w/ run/crnk relay energized
Ign volt
J123
Nca
Phase u
Phase v
Phase w
Power distribution system
Power steering dynamic brake circuit
Pt lan+
Pt lan-
Red
Shld
Trans ign 1 fuse 19 15a
Underhood fuse block (left side of engine compt)
Up sig
X10
X11
X12
X300

6.0L VIN J, Hybrid System Wiring Diagram (3 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Hybrid System Wiring Diagram (3 of 5) for Chevrolet Silverado 1500 XFE 2013:

Auxiliary fuse block (left side of engine compt)
Battery module
Becm fuse 10 15a
Drive motor generator battery (under second row seats)
Drive motor generator battery control module
Drive motor generator power inverter module cover
Gnd
Hot at all times
Monitor 1
Monitor 10
Monitor 11
Monitor 12
Monitor 13
Monitor 14
Monitor 15
Monitor 16
Monitor 17
Monitor 18
Monitor 19
Monitor 2
Monitor 20
Monitor 3
Monitor 4
Monitor 5
Monitor 6
Monitor 7
Monitor 8
Monitor 9
Pnk
Power distribution system
Red
To drive motor battery high voltage manual disconnect lever (diagram 4 of 5)
To drive motor battery positive high voltage contactor relay (diagram 4 of 5)
Transmission power inverter module (3 phase) cable cover
X150
X215

6.0L VIN J, Hybrid System Wiring Diagram (4 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Hybrid System Wiring Diagram (4 of 5) for Chevrolet Silverado 1500 XFE 2013:

(under second row seats) drive motor generator battery
5-volt ref
Computer data lines system
Ctrl sig
Data bus +
Data bus -
Drive motor battery cable terminal extension cover
Drive motor battery current sensor
Drive motor battery high voltage manual disconnect lever
Drive motor battery inverter current limit resistor
Drive motor battery positive high voltage contactor relay
Drive motor generator battery control module
Drive motor power inverter current limit relay
From battery module (diagram 3 of 5)
Fuse 125a
G302 (below right side of passenger's seat)
G311
G312
Gnd
High voltage
J302
Nca
Pnk
Red
Relay ctrl
Ser data com
Tan
To drive motor generator battery control module (diagram 5 of 5)
To generator battery vent fan (diagram 5 of 5)
To generator battery vent fan relay (diagram 5 of 5)
Wake up sig
X350

6.0L VIN J, Hybrid System Wiring Diagram (5 of 5) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.0L VIN J, Hybrid System Wiring Diagram (5 of 5) for Chevrolet Silverado 1500 XFE 2013:

(on lower left radiator support) g100
5-volt ref
Air inlet drive motor battery temperature sensor
Air outlet drive motor battery temperature sensor
Auxiliary fuse block (left side of engine compt)
Becm fan fuse 2 15a
Computer data lines system
Cool pump fuse 6 15a
Cool pump relay
Drive motor battery temperature sensor 1
Drive motor battery temperature sensor 2
Drive motor battery temperature sensor 3
Drive motor battery temperature sensor 4
Drive motor generator battery (under second row seats)
Drive motor generator battery control module
Engine control module (ecm) (left front of engine compt)
From drive motor battery current sensor (diagram 4 of 5)
From drive motor generator battery control module (diagram 4 of 5)
G101 (on lower right radiator support)
G311
Generator battery vent fan
Generator battery vent fan relay
Generator control module temperature sensor
Ground
Hot at all times
J100
J101
J119 (in forward lamp harness, 6.5 cm from g100 breakout)
J395
Left generator control module coolant pump
Low ref
Mtr pwr feed
Not used
Pt lan+
Pt lan-
Pump mtr gnd
Red
Right generator control module coolant pump
Sens 1 rtn
Sens 1 sig
Sens 2 rtn
Sens 2 sig
Sens 3 rtn
Sens 3 sig
Sens 4 rtn
Sens 4 sig
Sens ref
Sens rtn
Sens sig
Tan
X120 d
X150 c8
X215 j
X350

6.2L VIN 2

6.2L VIN 2, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (1 of 6) for Chevrolet Silverado 1500 XFE 2013:

(in chassis harness) j331
(on fuel pump & sender assembly)
(or 821)
10 series
4wd lo sig
5v ref 1
5v ref1
5v ref2
A/c cl ctrl
A/c press sig
Acc ser data
Air conditioning system
Anti-lock brakes system
App1 sig
App2 sig
Axl sw sig
Brake pedal position sensor
Brk aply volt senr
Brk sw sig
Cfan hi ctrl
Cfan lo ctrl
Computer data lines system
Cooling fans system
Engine control module (ecm) (left front of engine compt, near fan shroud)
Evap vent
Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
Except 10 series
Exterior lights system
Front fuel pump & sender assembly (in front fuel tank)
Ftp sig
Fuel ctrl
Fuel lvl-pri
Fuel tank pressure (ftp) sensor
G103 (top rear of engine)
Gmlan (+)
Gmlan (-)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 2 (downstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 2 (downstream of right catalytic converter)
Ho2s hi b1s2
Ho2s hi b2s2
Ho2s ht b1s2
Ho2s ht b2s2
Ho2s lo b1s2
Ho2s lo b2s2
Iat sig
Ig1
J106
Lo ref
Low ref
Maf sig
Mil ctrl
Nca
P/n sig
Pnk
Pnk d
Pwtn rly ctrl
Snsr sig
Starting/ charging system
Strt rly ctrl
Tan
Tan a
Tos sig or vss hi sig
Transmissions system
Vss
Vss lo sig
W/ two speed push button & electric shift control transfer case
W/o two speed push button & electric shift control transfer case
X109
X131
X205
X300

6.2L VIN 2, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (2 of 6) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash) body control module
(lower left side of dash) left i/p junction block
(or 239)
5v ref
Computer data lines system
Ecm- ign fuse 56 15a
Fscm fuse 21 20a
Fscm shield
Fuel ctrl
Fuel line pressure sensor (under left side of vehicle)
Fuel press
Fuel pump/ trailer brake control module (w/ integrated trailer brake control) fuel pump flow control module (w/o integrated trailer brake control) (rear frame, near spare tire mount)
G300 (below driver's door, on body mount)
Gmlan (+)
Gmlan (-)
Gnd
Hot at all times
Hot w/ run/crnk relay energized
Ig1
J300
Lo ref
Misc ign fuse 43 10a
Pnk
Power distribution system
Pump (+)
Sens sig bpp
Ser data en
Serial data (+)
Serial data (-)
Tan
Underhood fuse block (left side of engine compt)
W/ integrated trailer brake control
W/o integrated trailer brake control
X102
X205

6.2L VIN 2, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (3 of 6) for Chevrolet Silverado 1500 XFE 2013:

(front of engine) (6.2l) camshaft actuator solenoid valve
(not used)
5.3l
Accelerator pedal position (app) sensor (above accelerator pedal)
Ecm- batt fuse 12 10a
Ecm/throt cont fuse 5 15a
Eng fuse 4 15a
Fuel injectors (top of left cylinder bank rocker cover)
Fuel injectors (top of right cylinder bank rocker cover)
G103 (top rear of engine)
Hot at all times
Iat
Inj-a fuse 24 20a
Inj-b fuse 13 20a
J106
Maf
Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt)
O2-b snsr fuse 8 10a
Pnk
Pnk a
Pnk d
Push button & electric shift control transfer case
Pwr/ trn relay
Tan
Tan a
Tan b
Tcm- batt fuse 14 15a
To o2-a snsr fuse (diagram 4 of 6)
Underhood fuse block (left side of engine compt)
W/ two speed
W/o two speed
X109
X111
X112
X113
X205

6.2L VIN 2, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (4 of 6) for Chevrolet Silverado 1500 XFE 2013:

(lower left side of dash)
(or red)
(upper left corner of dash) g201
Aux hvac- ign fuse 48 1oa
B x112
Brake fluid level switch (on brake master cylinder reservoir)
Camshaft position (cmp) sensor (front of engine, above crank pulley)
Computer data lines system
Crankshaft position (ckp) sensor (right rear of engine)
Engine coolant temperature (ect) sensor (on top of engine)
Engine oil pressure (eop) sensor (top rear of engine)
Engine oil pressure ind
From inj-b fuse (diagram 3 of 6)
Gnd
Heated oxygen sensor (ho2s) bank 1 sensor 1 (upstream of left catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 1 (upstream of right catalytic converter)
Hot at all times
Hot w/ run/crnk relay energized
Ign
Ign 1
Instrument panel cluster (ipc)
Ipc fuse 46 10a
J220 (w/ steering wheel heater)
Knock sensor (ks) 1 (lower left side of engine)
Knock sensor (ks) 2 (lower right side of engine)
Left i/p junction block
Lo bus
Logic
Malfunction indicator lamp
Manifold absolute pressure (map) sensor (on top of intake manifold)
Nca
O2-a snsr fuse 18 10a
Pnk
Power distribution system
Tan
Underhood fuse block (left side of engine compt)
X109

6.2L VIN 2, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (5 of 6) for Chevrolet Silverado 1500 XFE 2013:

(below intake manifold) valve lifter oil manifold (vlom) assembly
(in ignition coil jumper harness, 5 cm from x111 breakout)
(in ignition coil jumper harness, between ignition coils 5 & 7)
A x111
Ckp sig
E pnk
Engine control module (ecm) (left front of engine compt, near fan shroud)
G102 (on lower left front of engine)
Ic 1 ctrl
Ic 2 ctrl
Ic 3 ctrl
Ic 4 ctrl
Ic 5 ctrl
Ic 6 ctrl
Ic 7 ctrl
Ic 8 ctrl
Ignition coils (upper left side of engine)
J107
J108
J109
Lo ref
Nca
Pnk
Pnk d
Red
Red c
Spark plug
Tan
X111

6.2L VIN 2, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Silverado 1500 XFE 2013

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List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (6 of 6) for Chevrolet Silverado 1500 XFE 2013:

(in ignition coil jumper harness, 5 cm from x111 breakout)
(in ignition coil jumper harness, between ignition coils 4 & 2)
5v ref1
5v ref2
A pnk
C tan
Cam sol ctrl
Chg ind sig
Cmp sig
Cyl off ctrl 1
Cyl off ctrl 2
Cyl off ctrl 3
Cyl off ctrl 4
Ect sig
Engine control module (ecm) (left front of engine compt, near fan shroud)
Eop sig
Evaporative emission (evap) canister purge solenoid valve (on intake manifold)
G102 (on lower left front of engine)
Gen fdc sig
Ho2s hi b1s1
Ho2s hi b2s1
Ho2s htr b1s1
Ho2s htr b2s1
Ho2s lo b1s1
Ho2s lo b2s1
Ignition coils (upper right side of engine)
Inj 1 ctrl
Inj 2 ctrl
Inj 3 ctrl
Inj 4 ctrl
Inj 5 ctrl
Inj 6 ctrl
Inj 7 ctrl
Inj 8 ctrl
J110
J111
J112
Ks1 sig
Ks2 sig
Lo ref
Map sig
Nca
Pnk
Pnk d
Red
Red c
Sol ctrl
Spark plug
Starting/ charging system
Tac mtr ctrl 1
Tac mtr ctrl 2
Tan
Throttle body
Tp sens1 sig
Tp sens2 sig
X113