ENGINE PERFORMANCE – GMC Sierra 1500 2006 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.3L VIN X

4.3L VIN X, Engine Performance Wiring Diagram (1 of 4) for GMC Sierra 1500 2006

List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (1 of 4) for GMC Sierra 1500 2006:

• (below steering column) data link connector
• (bottom of crank- shaft pulley) crankshaft position sensor
• (right rear of engine block)
• +5v
• 3-2 ss
• A/c system
• A12
• B10
• B12
• Body control module (below steering column)
• Brk sw
• C10
• Central sequential fuel injection
• Cfan rly lo
• Ckp sig
• Cls 2 data
• Clutch sw
• Cmp
• Cooling fans system
• D10
• E10
• E11
• Ect sig
• Engine oil pressure (eop) sensor
• Fuel injectors
• G103
• Gnd
• Ho2s hi
• Ho2s lo
• Hot at all times
• Hot in accy, run & start
• Hot in run & start
• I/p fuse block
• Ign
• Ign 0 fuse 10a
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj1 fuse 15a
• Inj2 fuse 15a
• Low ref
• Nca
• O2a fuse 15a
• O2b fuse 15a
• Pcm1 fuse 15a
• Pcmb fuse 20a
• Pnk
• Pnk b
• Pnk d
• Pnk e
• Pnk h
• Pnk j
• Pnk l
• Powertrain control module (pcm) (left front of engine compt)
• Prnd a
• Prnd b
• Prnd p
• Range b
• Range c
• Red
• Ref low
• Rly ctrl
• S103
• S110
• Sens gnd
• Sensor sig
• Sp205 (in i/p harness)
• Starting system
• Tan
• Underhood junction block

4.3L VIN X, Engine Performance Wiring Diagram (2 of 4) for GMC Sierra 1500 2006

List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (2 of 4) for GMC Sierra 1500 2006:

• (not used)
• Engine coolant temperature sensor (rear side of left cylinder head)
• Fuel pump & sender assembly (in fuel tank)
• Fuel pump relay
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• G110 (left front body mount)
• Heated oxygen sensor (bank 1 sensor 1) (left exh pipe, before converter)
• Heated oxygen sensor (bank 1 sensor 2) (left exh pipe, after converter)
• Heated oxygen sensor (bank 2 sensor 1) (right exh pipe, before converter)
• Heated oxygen sensor (bank 2 sensor 2) (right exh pipe, after converter)
• Hot at all times
• Knock sensor (rear of engine block)
• Nca
• Park/neutral position switch (left side of trans- mission)
• Pcm b fuse 20a
• Pnk
• Red
• S103
• Tan
• Throttle position sensor (on throttle body assy)
• Under- hood fuse block

4.3L VIN X, Engine Performance Wiring Diagram (3 of 4) for GMC Sierra 1500 2006

List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (3 of 4) for GMC Sierra 1500 2006:

• (in chassis harn)
• 1-2 sol
• 2-3 sol
• 3-2 sol
• A red
• A/t fluid pressure manual valve position switch
• Automatic transaxle
• Brake fuse 10a
• C12
• Camshaft position sensor (in distributor)
• Clutch start switch (top of pedal bracket)
• Cruise control system
• E11
• Evaporative emissions canister purge solenoid (right front side of engine)
• Evaporative emissions canister vent solenoid (right front side of fuel tank)
• Fuel tank pressure sensor (in fuel tank)
• G103 (right rear of engine block)
• Gnd
• Hot in accy, run & start
• Hot in run
• I/p fuse block
• Iat sensor
• Ign
• Ign0 fuse 10a
• Instrument cluster system
• Intake air temperature (iat)/mass airflow (maf) sensor (in air induction tube)
• Manifold absolute pressure sensor (top rear of engine)
• N pnk
• P red
• Pc sol valve
• Pnk
• Pnk a
• Pnk d
• Power distribution system
• Red
• Red/
• Rev
• S103
• S125
• S150
• Signal
• Stop- lamp switch (top of brake pedal bracket)
• Tan
• Tan b
• Tcc pwm sol
• Tcc sol
• Tft sensor
• Under- hood junction block
• Underhood fuse block
• Vehicle speed sensor (left rear of transmission)

4.3L VIN X, Engine Performance Wiring Diagram (4 of 4) for GMC Sierra 1500 2006

List of elements for 4.3L VIN X, Engine Performance Wiring Diagram (4 of 4) for GMC Sierra 1500 2006:

• (lower right front of eng block)
• (not used)
• 1-2 ss ctrl
• 2-3 ss ctrl
• 4wd low
• 4ws fuse 15a
• A/c clu
• A/c system
• Anti-lock brake system (speed signal)
• B11
• Cfan rly hi spd
• Coil driver
• Cooling fans system
• Crank fuse 10a
• Crank voltage
• Cruise control system a/c system
• Cruise eng
• Evap vent ctrl
• Fld sig
• Front axle actuator (on front axle)
• Frt axle sw
• Fuel lev
• Fuel sig ctrl
• G102
• G103 (right rear of engine)
• Gen reg ctrl
• Gnd
• Hot at all times
• Hot in run & start
• Hot in start
• Htr low ctrl
• Iac coil hi
• Iac coil lo
• Iat sig
• Ic timing ctrl
• Idle air control valve (on throttle body)
• Ign
• Ign feed
• Ignition coil
• Ignition control module (right rear of engine)
• Instrument cluster systems (speed signal)
• Instrument panel cluster
• Ipc/dic fuse 10a
• Low ref
• Maf sig
• Malfunction indicator lamp
• Map sig
• Mil ctrl
• Oil press sig
• Pc sol hi
• Pc sol lo
• Pmp rly ctrl
• Pnk
• Pnk a
• Powertrain control module (pcm) (left front of engine compt)
• Prnd c
• Red
• Rpm out
• S103
• Sens gnd
• Sens sig
• Sol ctrl
• Starting/ charging system
• Starting/charging system
• Sw sig
• Tan
• Tcc pwm
• Tcc sol ctrl
• Tft sens sig
• Timing
• Tp sig
• Trans rng a
• Trans- missions system
• Transfer case shift control module (behind headlamp switch)
• Transfer case shift control switch (on left side of transfer case)
• Under- hood junction block
• Vss high
• Vss low
• Vss out
• W/ 2 speed manual shift control
• W/ 2 speed push button control

4.8L VIN V

4.8L VIN V, Engine Performance Wiring Diagram (1 of 5) for GMC Sierra 1500 2006

List of elements for 4.8L VIN V, Engine Performance Wiring Diagram (1 of 5) for GMC Sierra 1500 2006:

• (below steering column) data link connector
• (lower right rear of engine) crankshaft position (ckp) sensor
• +5v
• 3-2 ss ctrl
• A/c system
• Anti-lock brakes sys
• Brk sw sig
• C10
• Cfan lo rly
• Ckp sig
• Cls 2 data
• Cmp sig
• Cooling fans system
• Cpp sw sig
• D10
• E10
• E11
• Ect sig
• Electronic suspension system
• Fuel injectors
• G103 (right rear of engine)
• Gnd
• Ho2s hi sig
• Ho2s lo
• Hot at all times
• Hot in accy, run & start
• Hot in run & start
• I/p fuse block
• Ign
• Ign 0 fuse 10a
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Inj1 fuse 15a
• Inj2 fuse 15a
• Ks signal
• Lift/dive sig
• O2a fuse 15a
• O2b fuse 15a
• Oil lev sw sig
• Pcmb fuse 20a
• Pnk
• Pnk a
• Powertrain control module (left front of engine compt)
• Prnd a sig
• Prnd b sig
• Prnd p sig
• Range b
• Range c
• Red
• Ref low
• Ref low (a/t)
• Req torq sig
• Rly ctrl
• S103
• S110
• Serial data
• Sp205 (in i/p harness)
• Starting/ charging system
• Tan
• Under- hood fuse block

4.8L VIN V, Engine Performance Wiring Diagram (2 of 5) for GMC Sierra 1500 2006

List of elements for 4.8L VIN V, Engine Performance Wiring Diagram (2 of 5) for GMC Sierra 1500 2006:

• (4.8l & 5.3l)
• (6.0l)
• (dual tanks)
• (in secondary fuel tank) fuel pump & sender assembly (secondary)
• (not used)
• (right rear of engine block)
• Engine coolant temperature sensor (front of left cylinder head)
• Engine oil level switch (right side of oil pan)
• Fuel pump & sender assembly (primary) (in fuel tank)
• Fuel pump relay
• Fuel pump relay (secondary) (dual tanks) (in underhood fuse block)
• G103
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• G110 (left front body mount)
• Heated oxygen sensor (bank 1 sensor 1) (left exh pipe, before converter)
• Heated oxygen sensor (bank 1 sensor 2) (left exh pipe, after converter)
• Heated oxygen sensor (bank 2 sensor 1) (right exh pipe, before converter)
• Heated oxygen sensor (bank 2 sensor 2) (right exh pipe, after converter)
• Hot at all times
• Hot in run & start
• Knock sensor 1 (under intake manifold)
• Knock sensor 2 (under intake manifold)
• Nca
• Park/neutral position switch (left side of transmission)
• Pcm b fuse 20a
• Pnk
• Red
• S103
• Sba fuse 15a
• Tan
• Under- hood fuse block
• Underhood fuse block

4.8L VIN V, Engine Performance Wiring Diagram (3 of 5) for GMC Sierra 1500 2006

List of elements for 4.8L VIN V, Engine Performance Wiring Diagram (3 of 5) for GMC Sierra 1500 2006:

• (4l60e)
• 1-2 sol
• 2-3 sol
• 3-2 sol
• A red
• A/t fluid pressure manual valve position switch
• Automatic transaxle
• Brake fuse 10a
• C12
• Camshaft position sensor (top center rear of engine)
• Engine oil pressure (eop) sensor (top rear of engine)
• Evaporative emissions (evap) canister purge solenoid (behind throttle body)
• Evaporative emissions canister vent solenoid (right front side of fuel tank)
• F12
• Fuel tank pressure sensor (in fuel tank)
• Hot at all times
• Hot in run
• I/p fuse block
• Manifold absolute pressure sensor (top rear of engine)
• N pnk
• P red
• Pc sol valve
• Pnk
• Pnk a
• Red
• Red/
• Rev
• S (4l60e)
• S125
• S312
• Stop lps fuse 25a
• Stop- lamp switch (top of brake pedal bracket)
• Tan
• Tcc pwm sol
• Tcc sol
• Tft sensor
• Under- hood fuse block
• Underhood fuse block
• Vehicle speed sensor (rear of transmission/ transfer case)

4.8L VIN V, Engine Performance Wiring Diagram (4 of 5) for GMC Sierra 1500 2006

List of elements for 4.8L VIN V, Engine Performance Wiring Diagram (4 of 5) for GMC Sierra 1500 2006:

• (behind accelerator pedal) accelerator pedal position sensor
• (in transmission) (4l80e) automatic transmission input shaft speed sensor
• 4ws fuse 15a
• A10
• Act cntrl
• App sens 1
• App sens 2
• Cruise control system
• Cruise req
• Data
• E11
• Ect/ecm fuse 15a
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• Gnd
• Ground
• Hot at all times
• Hot in run & start
• Hot in run or start
• I/p fuse block
• Iat sensor
• Ign
• Ign0 fuse 10a
• Intake air temperature (iat)/ mass airflow (maf) sensor (in air induction tube)
• Pnk
• R/a input
• Red
• Ref low
• S/c input
• S102
• S103
• Signal
• Stp lp in
• Tac ctrl
• Tan
• Throttle actuator control module (rear of engine compt)
• Throttle body
• Tp sens 1
• Tp sens 2
• Underhood fuse block
• Veh stop fuse 15a

4.8L VIN V, Engine Performance Wiring Diagram (5 of 5) for GMC Sierra 1500 2006

List of elements for 4.8L VIN V, Engine Performance Wiring Diagram (5 of 5) for GMC Sierra 1500 2006:

• (in engine harness)
• (in ignition coil jumper harness)
• (left side of engine) g102
• 1-2 ss ctrl
• 2-3 ss ctrl
• 4wd low sig
• A/c system
• A12
• Air conditioning system
• Anti-lock brakes system
• At iss high sig
• At iss low sig
• Axle sw sig
• B10
• B11
• Cfan hi rly
• Clu rly ctrl
• Cooling fans system
• Crank fuse 10a
• Crank volt
• Css sig
• Ctrl
• Cycle sig
• Delivered torq
• Evap canp ctrl
• Evap vent ctrl
• Exc seo
• Fuel lev sens
• Fuel lev sig
• Fuel press sig
• G103 (right rear of engine block)
• Gnd
• Ho2s htr low
• Ho2s low ctrl
• Hot at all times
• Hot in run & start
• Hot in start
• Iat sig
• Ign
• Ign ctrl
• Ign feed
• Ignition coils
• Ind ctrl
• Instrument cluster system
• Instrument panel cluster
• Ipc/dic fuse 10a
• Maf sig
• Malfunction indicator lamp
• Map sig
• Mil ctrl
• Nca
• Nca nca
• Pc sol hi ctrl
• Pc sol lo ctrl
• Pcm1 fuse 15a
• Pmp rly ctrl
• Pnk
• Pnk d
• Powertrain control module (left front of engine compt)
• Press sens sig
• Prnd c sig
• Red
• Red c
• Ref lo
• Ref low
• Rpm out
• S103
• S151
• S153
• S157
• S159
• S160
• Seo
• Seo b1 fuse 15a
• Spark plug
• Starting/charging system
• Tan
• Tcc pwm ctrl
• Tcc sol ctrl
• Tft sens sig
• Transmissions system
• Underhood fuse block
• Vss high sig
• Vss low sig
• Vss out

5.3L VIN B

5.3L VIN B, Engine Performance Wiring Diagram (1 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN B, Engine Performance Wiring Diagram (1 of 5) for GMC Sierra 1500 2006:

• (below steering column) data link connector
• (lower right rear of engine) crankshaft position (ckp) sensor
• +5v
• 3-2 ss ctrl
• A/c system
• Anti-lock brakes sys
• Brk sw sig
• C10
• Cfan lo rly
• Ckp sig
• Cls 2 data
• Cmp sig
• Cooling fans system
• Cpp sw sig
• D10
• E10
• E11
• Ect sig
• Electronic suspension system
• Fuel injectors
• G103 (right rear of engine)
• Gnd
• Ho2s hi sig
• Ho2s lo
• Hot at all times
• Hot in accy, run & start
• Hot in run & start
• I/p fuse block
• Ign
• Ign 0 fuse 10a
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Inj1 fuse 15a
• Inj2 fuse 15a
• Ks signal
• Lift/dive sig
• O2a fuse 15a
• O2b fuse 15a
• Oil lev sw sig
• Pcmb fuse 20a
• Pnk
• Pnk a
• Powertrain control module (left front of engine compt)
• Prnd a sig
• Prnd b sig
• Prnd p sig
• Range b
• Range c
• Red
• Ref low
• Ref low (a/t)
• Req torq sig
• Rly ctrl
• S103
• S110
• Serial data
• Sp205 (in i/p harness)
• Starting/ charging system
• Tan
• Under- hood fuse block

5.3L VIN B, Engine Performance Wiring Diagram (2 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN B, Engine Performance Wiring Diagram (2 of 5) for GMC Sierra 1500 2006:

• (4.8l & 5.3l)
• (6.0l)
• (dual tanks)
• (in secondary fuel tank) fuel pump & sender assembly (secondary)
• (not used)
• (right rear of engine block)
• Engine coolant temperature sensor (front of left cylinder head)
• Engine oil level switch (right side of oil pan)
• Fuel pump & sender assembly (primary) (in fuel tank)
• Fuel pump relay
• Fuel pump relay (secondary) (dual tanks) (in underhood fuse block)
• G103
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• G110 (left front body mount)
• Heated oxygen sensor (bank 1 sensor 1) (left exh pipe, before converter)
• Heated oxygen sensor (bank 1 sensor 2) (left exh pipe, after converter)
• Heated oxygen sensor (bank 2 sensor 1) (right exh pipe, before converter)
• Heated oxygen sensor (bank 2 sensor 2) (right exh pipe, after converter)
• Hot at all times
• Hot in run & start
• Knock sensor 1 (under intake manifold)
• Knock sensor 2 (under intake manifold)
• Nca
• Park/neutral position switch (left side of transmission)
• Pcm b fuse 20a
• Pnk
• Red
• S103
• Sba fuse 15a
• Tan
• Under- hood fuse block
• Underhood fuse block

5.3L VIN B, Engine Performance Wiring Diagram (3 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN B, Engine Performance Wiring Diagram (3 of 5) for GMC Sierra 1500 2006:

• (4l60e)
• 1-2 sol
• 2-3 sol
• 3-2 sol
• A red
• A/t fluid pressure manual valve position switch
• Automatic transaxle
• Brake fuse 10a
• C12
• Camshaft position sensor (top center rear of engine)
• Engine oil pressure (eop) sensor (top rear of engine)
• Evaporative emissions (evap) canister purge solenoid (behind throttle body)
• Evaporative emissions canister vent solenoid (right front side of fuel tank)
• F12
• Fuel tank pressure sensor (in fuel tank)
• Hot at all times
• Hot in run
• I/p fuse block
• Manifold absolute pressure sensor (top rear of engine)
• N pnk
• P red
• Pc sol valve
• Pnk
• Pnk a
• Red
• Red/
• Rev
• S (4l60e)
• S125
• S312
• Stop lps fuse 25a
• Stop- lamp switch (top of brake pedal bracket)
• Tan
• Tcc pwm sol
• Tcc sol
• Tft sensor
• Under- hood fuse block
• Underhood fuse block
• Vehicle speed sensor (rear of transmission/ transfer case)

5.3L VIN B, Engine Performance Wiring Diagram (4 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN B, Engine Performance Wiring Diagram (4 of 5) for GMC Sierra 1500 2006:

• (behind accelerator pedal) accelerator pedal position sensor
• (in transmission) (4l80e) automatic transmission input shaft speed sensor
• 4ws fuse 15a
• A10
• Act cntrl
• App sens 1
• App sens 2
• Cruise control system
• Cruise req
• Data
• E11
• Ect/ecm fuse 15a
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• Gnd
• Ground
• Hot at all times
• Hot in run & start
• Hot in run or start
• I/p fuse block
• Iat sensor
• Ign
• Ign0 fuse 10a
• Intake air temperature (iat)/ mass airflow (maf) sensor (in air induction tube)
• Pnk
• R/a input
• Red
• Ref low
• S/c input
• S102
• S103
• Signal
• Stp lp in
• Tac ctrl
• Tan
• Throttle actuator control module (rear of engine compt)
• Throttle body
• Tp sens 1
• Tp sens 2
• Underhood fuse block
• Veh stop fuse 15a

5.3L VIN B, Engine Performance Wiring Diagram (5 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN B, Engine Performance Wiring Diagram (5 of 5) for GMC Sierra 1500 2006:

• (in engine harness)
• (in ignition coil jumper harness)
• (left side of engine) g102
• 1-2 ss ctrl
• 2-3 ss ctrl
• 4wd low sig
• A/c system
• A12
• Air conditioning system
• Anti-lock brakes system
• At iss high sig
• At iss low sig
• Axle sw sig
• B10
• B11
• Cfan hi rly
• Clu rly ctrl
• Cooling fans system
• Crank fuse 10a
• Crank volt
• Css sig
• Ctrl
• Cycle sig
• Delivered torq
• Evap canp ctrl
• Evap vent ctrl
• Exc seo
• Fuel lev sens
• Fuel lev sig
• Fuel press sig
• G103 (right rear of engine block)
• Gnd
• Ho2s htr low
• Ho2s low ctrl
• Hot at all times
• Hot in run & start
• Hot in start
• Iat sig
• Ign
• Ign ctrl
• Ign feed
• Ignition coils
• Ind ctrl
• Instrument cluster system
• Instrument panel cluster
• Ipc/dic fuse 10a
• Maf sig
• Malfunction indicator lamp
• Map sig
• Mil ctrl
• Nca
• Nca nca
• Pc sol hi ctrl
• Pc sol lo ctrl
• Pcm1 fuse 15a
• Pmp rly ctrl
• Pnk
• Pnk d
• Powertrain control module (left front of engine compt)
• Press sens sig
• Prnd c sig
• Red
• Red c
• Ref lo
• Ref low
• Rpm out
• S103
• S151
• S153
• S157
• S159
• S160
• Seo
• Seo b1 fuse 15a
• Spark plug
• Starting/charging system
• Tan
• Tcc pwm ctrl
• Tcc sol ctrl
• Tft sens sig
• Transmissions system
• Underhood fuse block
• Vss high sig
• Vss low sig
• Vss out

5.3L VIN T

5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (1 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (1 of 5) for GMC Sierra 1500 2006:

• (below steering column) data link connector
• (lower right rear of engine) crankshaft position (ckp) sensor
• +5v
• 3-2 ss ctrl
• A/c system
• Anti-lock brakes sys
• Brk sw sig
• C10
• Cfan lo rly
• Ckp sig
• Cls 2 data
• Cmp sig
• Cooling fans system
• Cpp sw sig
• D10
• E10
• E11
• Ect sig
• Electronic suspension system
• Fuel injectors
• G103 (right rear of engine)
• Gnd
• Ho2s hi sig
• Ho2s lo
• Hot at all times
• Hot in accy, run & start
• Hot in run & start
• I/p fuse block
• Ign
• Ign 0 fuse 10a
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Inj1 fuse 15a
• Inj2 fuse 15a
• Ks signal
• Lift/dive sig
• O2a fuse 15a
• O2b fuse 15a
• Oil lev sw sig
• Pcmb fuse 20a
• Pnk
• Pnk a
• Powertrain control module (left front of engine compt)
• Prnd a sig
• Prnd b sig
• Prnd p sig
• Range b
• Range c
• Red
• Ref low
• Ref low (a/t)
• Req torq sig
• Rly ctrl
• S103
• S110
• Serial data
• Sp205 (in i/p harness)
• Starting/ charging system
• Tan
• Under- hood fuse block

5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (2 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (2 of 5) for GMC Sierra 1500 2006:

• (4.8l & 5.3l)
• (6.0l)
• (dual tanks)
• (in secondary fuel tank) fuel pump & sender assembly (secondary)
• (not used)
• (right rear of engine block)
• Engine coolant temperature sensor (front of left cylinder head)
• Engine oil level switch (right side of oil pan)
• Fuel pump & sender assembly (primary) (in fuel tank)
• Fuel pump relay
• Fuel pump relay (secondary) (dual tanks) (in underhood fuse block)
• G103
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• G110 (left front body mount)
• Heated oxygen sensor (bank 1 sensor 1) (left exh pipe, before converter)
• Heated oxygen sensor (bank 1 sensor 2) (left exh pipe, after converter)
• Heated oxygen sensor (bank 2 sensor 1) (right exh pipe, before converter)
• Heated oxygen sensor (bank 2 sensor 2) (right exh pipe, after converter)
• Hot at all times
• Hot in run & start
• Knock sensor 1 (under intake manifold)
• Knock sensor 2 (under intake manifold)
• Nca
• Park/neutral position switch (left side of transmission)
• Pcm b fuse 20a
• Pnk
• Red
• S103
• Sba fuse 15a
• Tan
• Under- hood fuse block
• Underhood fuse block

5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (3 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (3 of 5) for GMC Sierra 1500 2006:

• (4l60e)
• 1-2 sol
• 2-3 sol
• 3-2 sol
• A red
• A/t fluid pressure manual valve position switch
• Automatic transaxle
• Brake fuse 10a
• C12
• Camshaft position sensor (top center rear of engine)
• Engine oil pressure (eop) sensor (top rear of engine)
• Evaporative emissions (evap) canister purge solenoid (behind throttle body)
• Evaporative emissions canister vent solenoid (right front side of fuel tank)
• F12
• Fuel tank pressure sensor (in fuel tank)
• Hot at all times
• Hot in run
• I/p fuse block
• Manifold absolute pressure sensor (top rear of engine)
• N pnk
• P red
• Pc sol valve
• Pnk
• Pnk a
• Red
• Red/
• Rev
• S (4l60e)
• S125
• S312
• Stop lps fuse 25a
• Stop- lamp switch (top of brake pedal bracket)
• Tan
• Tcc pwm sol
• Tcc sol
• Tft sensor
• Under- hood fuse block
• Underhood fuse block
• Vehicle speed sensor (rear of transmission/ transfer case)

5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (4 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (4 of 5) for GMC Sierra 1500 2006:

• (behind accelerator pedal) accelerator pedal position sensor
• (in transmission) (4l80e) automatic transmission input shaft speed sensor
• 4ws fuse 15a
• A10
• Act cntrl
• App sens 1
• App sens 2
• Cruise control system
• Cruise req
• Data
• E11
• Ect/ecm fuse 15a
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• Gnd
• Ground
• Hot at all times
• Hot in run & start
• Hot in run or start
• I/p fuse block
• Iat sensor
• Ign
• Ign0 fuse 10a
• Intake air temperature (iat)/ mass airflow (maf) sensor (in air induction tube)
• Pnk
• R/a input
• Red
• Ref low
• S/c input
• S102
• S103
• Signal
• Stp lp in
• Tac ctrl
• Tan
• Throttle actuator control module (rear of engine compt)
• Throttle body
• Tp sens 1
• Tp sens 2
• Underhood fuse block
• Veh stop fuse 15a

5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (5 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Except Hybrid (5 of 5) for GMC Sierra 1500 2006:

• (in engine harness)
• (in ignition coil jumper harness)
• (left side of engine) g102
• 1-2 ss ctrl
• 2-3 ss ctrl
• 4wd low sig
• A/c system
• A12
• Air conditioning system
• Anti-lock brakes system
• At iss high sig
• At iss low sig
• Axle sw sig
• B10
• B11
• Cfan hi rly
• Clu rly ctrl
• Cooling fans system
• Crank fuse 10a
• Crank volt
• Css sig
• Ctrl
• Cycle sig
• Delivered torq
• Evap canp ctrl
• Evap vent ctrl
• Exc seo
• Fuel lev sens
• Fuel lev sig
• Fuel press sig
• G103 (right rear of engine block)
• Gnd
• Ho2s htr low
• Ho2s low ctrl
• Hot at all times
• Hot in run & start
• Hot in start
• Iat sig
• Ign
• Ign ctrl
• Ign feed
• Ignition coils
• Ind ctrl
• Instrument cluster system
• Instrument panel cluster
• Ipc/dic fuse 10a
• Maf sig
• Malfunction indicator lamp
• Map sig
• Mil ctrl
• Nca
• Nca nca
• Pc sol hi ctrl
• Pc sol lo ctrl
• Pcm1 fuse 15a
• Pmp rly ctrl
• Pnk
• Pnk d
• Powertrain control module (left front of engine compt)
• Press sens sig
• Prnd c sig
• Red
• Red c
• Ref lo
• Ref low
• Rpm out
• S103
• S151
• S153
• S157
• S159
• S160
• Seo
• Seo b1 fuse 15a
• Spark plug
• Starting/charging system
• Tan
• Tcc pwm ctrl
• Tcc sol ctrl
• Tft sens sig
• Transmissions system
• Underhood fuse block
• Vss high sig
• Vss low sig
• Vss out

5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (1 of 6) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (1 of 6) for GMC Sierra 1500 2006:

• (below steering column) data link connector
• (lower right rear of engine) crankshaft position (ckp) sensor
• +5v
• 3-2 ss ctrl
• A/c system
• Anti-lock brakes sys
• Brk sw sig
• C10
• Cfan lo rly
• Ckp sig
• Cls 2 data
• Cmp sig
• Cooling fans system
• Cpp sw sig
• D10
• E10
• E11
• Ect sig
• Electronic suspension system
• F10
• Fuel injectors
• G103 (right rear of engine)
• Gnd
• Ho2s hi sig
• Ho2s lo
• Hot at all times
• Hot in accy, run & start
• Hot in run & start
• I/p fuse block
• Ign
• Ign 0 fuse 10a
• Ign b fuse 40a
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Inj1 fuse 15a
• Inj2 fuse 15a
• Ks signal
• Lift/dive sig
• Oil lev sw sig
• Pcmb fuse 20a
• Pnk
• Pnk a
• Powertrain control module (left front of engine compt)
• Prnd a sig
• Prnd b sig
• Prnd p sig
• Range b
• Range c
• Red
• Ref low
• Ref low (a/t)
• Req torq sig
• Rly ctrl
• S103
• S110
• S114
• S131
• Serial data
• Sp205 (in i/p harness)
• Starting/ charging system
• Tan
• Under- hood fuse block

5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (2 of 6) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (2 of 6) for GMC Sierra 1500 2006:

• (pins 13-27 not used)
• (pins 3-7 not used)
• (pins 30-33 not used)
• (pins 35-39 not used)
• (right rear of engine block)
• (right rear of engine block) g103
• A/c system
• Apo sw ind
• Apo sw sig
• Aux htr pmp rly
• Class 2 data
• Computer data lines system
• Distribution
• Engine oil level switch (right side of oil pan)
• G103
• Gmlan data (+)
• Gmlan data (-)
• Ground
• Hcm-b fuse 10a
• Hcm-i fuse 10a
• Hood ajar sw
• Hood ajar switch
• Hot at all times
• Hot in run and start
• Hybrid control module
• Hybrid o2a fuse 15a
• Hybrid o2b fuse 15a
• Ign 0
• Ign 1
• Knock sensor 1 (under intake manifold)
• Knock sensor 2 (under intake manifold)
• Low ref
• Pnk
• Power
• Power distribution system
• Pwr maint relay
• Pwr maintn rly
• Red
• S103
• S108
• S116
• Secondary underhood fuse block
• Tan
• Trans pmp rly
• Transmissions system

5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (3 of 6) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (3 of 6) for GMC Sierra 1500 2006:

• (dual tanks)
• (in secondary fuel tank) fuel pump & sender assembly (secondary)
• (not used)
• Engine coolant temperature sensor (front of left cylinder head)
• Fuel pump & sender assembly (primary) (in fuel tank)
• Fuel pump relay
• Fuel pump relay (secondary) (dual tanks) (in underhood fuse block)
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• G110 (left front body mount)
• Heated oxygen sensor (bank 1 sensor 1) (left exh pipe, before converter)
• Heated oxygen sensor (bank 1 sensor 2) (left exh pipe, after converter)
• Heated oxygen sensor (bank 2 sensor 1) (right exh pipe, before converter)
• Heated oxygen sensor (bank 2 sensor 2) (right exh pipe, after converter)
• Hot at all times
• Hot in run & start
• Nca
• Park/neutral position switch (left side of transmission)
• Pcm b fuse 20a
• Pnk
• Red
• S103
• Sba fuse 15a
• Tan
• Under- hood fuse block
• Underhood fuse block

5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (4 of 6) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (4 of 6) for GMC Sierra 1500 2006:

• (4l60e)
• 1-2 sol
• 2-3 sol
• 3-2 sol
• A red
• A/t fluid pressure manual valve position switch
• Automatic transaxle
• Brake fuse 10a
• C12
• Camshaft position sensor (top center rear of engine)
• Engine oil pressure (eop) sensor (top rear of engine)
• Evaporative emissions (evap) canister purge solenoid (behind throttle body)
• Evaporative emissions canister vent solenoid (right front side of fuel tank)
• F12
• Fuel tank pressure sensor (in fuel tank)
• Hot at all times
• Hot in run
• I/p fuse block
• Manifold absolute pressure sensor (top rear of engine)
• N pnk
• P red
• Pc sol valve
• Pnk
• Pnk a
• Red
• Red/
• Rev
• S (4l60e)
• S125
• S312
• Stop lps fuse 25a
• Stop- lamp switch (top of brake pedal bracket)
• Tan
• Tcc pwm sol
• Tcc sol
• Tft sensor
• Under- hood fuse block
• Underhood fuse block
• Vehicle speed sensor (rear of transmission/ transfer case)

5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (5 of 6) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (5 of 6) for GMC Sierra 1500 2006:

• (behind accelerator pedal) accelerator pedal position sensor
• (in transmission) (4l80e) automatic transmission input shaft speed sensor
• 4ws fuse 15a
• A10
• Act cntrl
• App sens 1
• App sens 2
• Cruise control system
• Cruise req
• Data
• E11
• Ect/ecm fuse 15a
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• Gnd
• Ground
• Hot at all times
• Hot in run & start
• Hot in run or start
• I/p fuse block
• Iat sensor
• Ign
• Ign0 fuse 10a
• Intake air temperature (iat)/ mass airflow (maf) sensor (in air induction tube)
• Pnk
• R/a input
• Red
• Ref low
• S/c input
• S102
• S103
• Signal
• Stp lp in
• Tac ctrl
• Tan
• Throttle actuator control module (rear of engine compt)
• Throttle body
• Tp sens 1
• Tp sens 2
• Underhood fuse block
• Veh stop fuse 15a

5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (6 of 6) for GMC Sierra 1500 2006

List of elements for 5.3L VIN T, Engine Performance Wiring Diagram, Hybrid (6 of 6) for GMC Sierra 1500 2006:

• (in engine harness)
• (in ignition coil jumper harness)
• (left side of engine) g102
• 1-2 ss ctrl
• 2-3 ss ctrl
• 4wd low sig
• A/c system
• A12
• Air conditioning system
• Anti-lock brakes system
• At iss high sig
• At iss low sig
• Axle sw sig
• B10
• B11
• Cfan hi rly
• Clu rly ctrl
• Computer data lines system
• Cooling fans system
• Crank fuse 10a
• Crank volt
• Css sig
• Ctrl
• Delivered torq
• Evap canp ctrl
• Evap vent ctrl
• Exc seo
• Fuel lev sens
• Fuel lev sig
• Fuel press sig
• G103 (right rear of engine block)
• Gmlan data (+)
• Gmlan data (-)
• Gnd
• Ho2s htr low
• Ho2s low ctrl
• Hot at all times
• Hot in run & start
• Hot in start
• Iat sig
• Ign
• Ign ctrl
• Ign feed
• Ignition coils
• Ind ctrl
• Instrument cluster system
• Instrument panel cluster
• Ipc/dic fuse 10a
• Maf sig
• Malfunction indicator lamp
• Map sig
• Mil ctrl
• Nca
• Nca nca
• Pc sol hi ctrl
• Pc sol lo ctrl
• Pcm1 fuse 15a
• Pmp rly ctrl
• Pnk
• Pnk d
• Powertrain control module (left front of engine compt)
• Press sens sig
• Prnd c sig
• Red
• Red c
• Ref lo
• Ref low
• S103
• S151
• S153
• S157
• S159
• S160
• Seo
• Seo b1 fuse 15a
• Spark plug
• Starting/charging system
• Tan
• Tcc pwm ctrl
• Tcc sol ctrl
• Tft sens sig
• Transmissions system
• Underhood fuse block
• Vss high sig
• Vss low sig
• Vss out

5.3L VIN Z

5.3L VIN Z, Engine Performance Wiring Diagram (1 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN Z, Engine Performance Wiring Diagram (1 of 5) for GMC Sierra 1500 2006:

• (below steering column) data link connector
• (lower right rear of engine) crankshaft position (ckp) sensor
• +5v
• 3-2 ss ctrl
• A/c system
• Anti-lock brakes sys
• Brk sw sig
• C10
• Cfan lo rly
• Ckp sig
• Cls 2 data
• Cmp sig
• Cooling fans system
• Cpp sw sig
• D10
• E10
• E11
• Ect sig
• Electronic suspension system
• Fuel injectors
• G103 (right rear of engine)
• Gnd
• Ho2s hi sig
• Ho2s lo
• Hot at all times
• Hot in accy, run & start
• Hot in run & start
• I/p fuse block
• Ign
• Ign 0 fuse 10a
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Inj1 fuse 15a
• Inj2 fuse 15a
• Ks signal
• Lift/dive sig
• O2a fuse 15a
• O2b fuse 15a
• Oil lev sw sig
• Pcmb fuse 20a
• Pnk
• Pnk a
• Powertrain control module (left front of engine compt)
• Prnd a sig
• Prnd b sig
• Prnd p sig
• Range b
• Range c
• Red
• Ref low
• Ref low (a/t)
• Req torq sig
• Rly ctrl
• S103
• S110
• Serial data
• Sp205 (in i/p harness)
• Starting/ charging system
• Tan
• Under- hood fuse block

5.3L VIN Z, Engine Performance Wiring Diagram (2 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN Z, Engine Performance Wiring Diagram (2 of 5) for GMC Sierra 1500 2006:

• (4.8l & 5.3l)
• (6.0l)
• (dual tanks)
• (in secondary fuel tank) fuel pump & sender assembly (secondary)
• (not used)
• (right rear of engine block)
• Engine coolant temperature sensor (front of left cylinder head)
• Engine oil level switch (right side of oil pan)
• Fuel pump & sender assembly (primary) (in fuel tank)
• Fuel pump relay
• Fuel pump relay (secondary) (dual tanks) (in underhood fuse block)
• G103
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• G110 (left front body mount)
• Heated oxygen sensor (bank 1 sensor 1) (left exh pipe, before converter)
• Heated oxygen sensor (bank 1 sensor 2) (left exh pipe, after converter)
• Heated oxygen sensor (bank 2 sensor 1) (right exh pipe, before converter)
• Heated oxygen sensor (bank 2 sensor 2) (right exh pipe, after converter)
• Hot at all times
• Hot in run & start
• Knock sensor 1 (under intake manifold)
• Knock sensor 2 (under intake manifold)
• Nca
• Park/neutral position switch (left side of transmission)
• Pcm b fuse 20a
• Pnk
• Red
• S103
• Sba fuse 15a
• Tan
• Under- hood fuse block
• Underhood fuse block

5.3L VIN Z, Engine Performance Wiring Diagram (3 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN Z, Engine Performance Wiring Diagram (3 of 5) for GMC Sierra 1500 2006:

• (4l60e)
• 1-2 sol
• 2-3 sol
• 3-2 sol
• A red
• A/t fluid pressure manual valve position switch
• Automatic transaxle
• Brake fuse 10a
• C12
• Camshaft position sensor (top center rear of engine)
• Engine oil pressure (eop) sensor (top rear of engine)
• Evaporative emissions (evap) canister purge solenoid (behind throttle body)
• Evaporative emissions canister vent solenoid (right front side of fuel tank)
• F12
• Fuel tank pressure sensor (in fuel tank)
• Hot at all times
• Hot in run
• I/p fuse block
• Manifold absolute pressure sensor (top rear of engine)
• N pnk
• P red
• Pc sol valve
• Pnk
• Pnk a
• Red
• Red/
• Rev
• S (4l60e)
• S125
• S312
• Stop lps fuse 25a
• Stop- lamp switch (top of brake pedal bracket)
• Tan
• Tcc pwm sol
• Tcc sol
• Tft sensor
• Under- hood fuse block
• Underhood fuse block
• Vehicle speed sensor (rear of transmission/ transfer case)

5.3L VIN Z, Engine Performance Wiring Diagram (4 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN Z, Engine Performance Wiring Diagram (4 of 5) for GMC Sierra 1500 2006:

• (behind accelerator pedal) accelerator pedal position sensor
• (in transmission) (4l80e) automatic transmission input shaft speed sensor
• 4ws fuse 15a
• A10
• Act cntrl
• App sens 1
• App sens 2
• Cruise control system
• Cruise req
• Data
• E11
• Ect/ecm fuse 15a
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• Gnd
• Ground
• Hot at all times
• Hot in run & start
• Hot in run or start
• I/p fuse block
• Iat sensor
• Ign
• Ign0 fuse 10a
• Intake air temperature (iat)/ mass airflow (maf) sensor (in air induction tube)
• Pnk
• R/a input
• Red
• Ref low
• S/c input
• S102
• S103
• Signal
• Stp lp in
• Tac ctrl
• Tan
• Throttle actuator control module (rear of engine compt)
• Throttle body
• Tp sens 1
• Tp sens 2
• Underhood fuse block
• Veh stop fuse 15a

5.3L VIN Z, Engine Performance Wiring Diagram (5 of 5) for GMC Sierra 1500 2006

List of elements for 5.3L VIN Z, Engine Performance Wiring Diagram (5 of 5) for GMC Sierra 1500 2006:

• (in engine harness)
• (in ignition coil jumper harness)
• (left side of engine) g102
• 1-2 ss ctrl
• 2-3 ss ctrl
• 4wd low sig
• A/c system
• A12
• Air conditioning system
• Anti-lock brakes system
• At iss high sig
• At iss low sig
• Axle sw sig
• B10
• B11
• Cfan hi rly
• Clu rly ctrl
• Cooling fans system
• Crank fuse 10a
• Crank volt
• Css sig
• Ctrl
• Cycle sig
• Delivered torq
• Evap canp ctrl
• Evap vent ctrl
• Exc seo
• Fuel lev sens
• Fuel lev sig
• Fuel press sig
• G103 (right rear of engine block)
• Gnd
• Ho2s htr low
• Ho2s low ctrl
• Hot at all times
• Hot in run & start
• Hot in start
• Iat sig
• Ign
• Ign ctrl
• Ign feed
• Ignition coils
• Ind ctrl
• Instrument cluster system
• Instrument panel cluster
• Ipc/dic fuse 10a
• Maf sig
• Malfunction indicator lamp
• Map sig
• Mil ctrl
• Nca
• Nca nca
• Pc sol hi ctrl
• Pc sol lo ctrl
• Pcm1 fuse 15a
• Pmp rly ctrl
• Pnk
• Pnk d
• Powertrain control module (left front of engine compt)
• Press sens sig
• Prnd c sig
• Red
• Red c
• Ref lo
• Ref low
• Rpm out
• S103
• S151
• S153
• S157
• S159
• S160
• Seo
• Seo b1 fuse 15a
• Spark plug
• Starting/charging system
• Tan
• Tcc pwm ctrl
• Tcc sol ctrl
• Tft sens sig
• Transmissions system
• Underhood fuse block
• Vss high sig
• Vss low sig
• Vss out

6.0L VIN N

6.0L VIN N, Engine Performance Wiring Diagram (1 of 5) for GMC Sierra 1500 2006

List of elements for 6.0L VIN N, Engine Performance Wiring Diagram (1 of 5) for GMC Sierra 1500 2006:

• (below steering column) data link connector
• (lower right rear of engine) crankshaft position (ckp) sensor
• +5v
• 3-2 ss ctrl
• A/c system
• Anti-lock brakes sys
• Brk sw sig
• C10
• Cfan lo rly
• Ckp sig
• Cls 2 data
• Cmp sig
• Cooling fans system
• Cpp sw sig
• D10
• E10
• E11
• Ect sig
• Electronic suspension system
• Fuel injectors
• G103 (right rear of engine)
• Gnd
• Ho2s hi sig
• Ho2s lo
• Hot at all times
• Hot in accy, run & start
• Hot in run & start
• I/p fuse block
• Ign
• Ign 0 fuse 10a
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Inj 7 ctrl
• Inj 8 ctrl
• Inj1 fuse 15a
• Inj2 fuse 15a
• Ks signal
• Lift/dive sig
• O2a fuse 15a
• O2b fuse 15a
• Oil lev sw sig
• Pcmb fuse 20a
• Pnk
• Pnk a
• Powertrain control module (left front of engine compt)
• Prnd a sig
• Prnd b sig
• Prnd p sig
• Range b
• Range c
• Red
• Ref low
• Ref low (a/t)
• Req torq sig
• Rly ctrl
• S103
• S110
• Serial data
• Sp205 (in i/p harness)
• Starting/ charging system
• Tan
• Under- hood fuse block

6.0L VIN N, Engine Performance Wiring Diagram (2 of 5) for GMC Sierra 1500 2006

List of elements for 6.0L VIN N, Engine Performance Wiring Diagram (2 of 5) for GMC Sierra 1500 2006:

• (4.8l & 5.3l)
• (6.0l)
• (dual tanks)
• (in secondary fuel tank) fuel pump & sender assembly (secondary)
• (not used)
• (right rear of engine block)
• Engine coolant temperature sensor (front of left cylinder head)
• Engine oil level switch (right side of oil pan)
• Fuel pump & sender assembly (primary) (in fuel tank)
• Fuel pump relay
• Fuel pump relay (secondary) (dual tanks) (in underhood fuse block)
• G103
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• G110 (left front body mount)
• Heated oxygen sensor (bank 1 sensor 1) (left exh pipe, before converter)
• Heated oxygen sensor (bank 1 sensor 2) (left exh pipe, after converter)
• Heated oxygen sensor (bank 2 sensor 1) (right exh pipe, before converter)
• Heated oxygen sensor (bank 2 sensor 2) (right exh pipe, after converter)
• Hot at all times
• Hot in run & start
• Knock sensor 1 (under intake manifold)
• Knock sensor 2 (under intake manifold)
• Nca
• Park/neutral position switch (left side of transmission)
• Pcm b fuse 20a
• Pnk
• Red
• S103
• Sba fuse 15a
• Tan
• Under- hood fuse block
• Underhood fuse block

6.0L VIN N, Engine Performance Wiring Diagram (3 of 5) for GMC Sierra 1500 2006

List of elements for 6.0L VIN N, Engine Performance Wiring Diagram (3 of 5) for GMC Sierra 1500 2006:

• (4l60e)
• 1-2 sol
• 2-3 sol
• 3-2 sol
• A red
• A/t fluid pressure manual valve position switch
• Automatic transaxle
• Brake fuse 10a
• C12
• Camshaft position sensor (top center rear of engine)
• Engine oil pressure (eop) sensor (top rear of engine)
• Evaporative emissions (evap) canister purge solenoid (behind throttle body)
• Evaporative emissions canister vent solenoid (right front side of fuel tank)
• F12
• Fuel tank pressure sensor (in fuel tank)
• Hot at all times
• Hot in run
• I/p fuse block
• Manifold absolute pressure sensor (top rear of engine)
• N pnk
• P red
• Pc sol valve
• Pnk
• Pnk a
• Red
• Red/
• Rev
• S (4l60e)
• S125
• S312
• Stop lps fuse 25a
• Stop- lamp switch (top of brake pedal bracket)
• Tan
• Tcc pwm sol
• Tcc sol
• Tft sensor
• Under- hood fuse block
• Underhood fuse block
• Vehicle speed sensor (rear of transmission/ transfer case)

6.0L VIN N, Engine Performance Wiring Diagram (4 of 5) for GMC Sierra 1500 2006

List of elements for 6.0L VIN N, Engine Performance Wiring Diagram (4 of 5) for GMC Sierra 1500 2006:

• (behind accelerator pedal) accelerator pedal position sensor
• (in transmission) (4l80e) automatic transmission input shaft speed sensor
• 4ws fuse 15a
• A10
• Act cntrl
• App sens 1
• App sens 2
• Cruise control system
• Cruise req
• Data
• E11
• Ect/ecm fuse 15a
• G103 (right rear of engine block)
• G104 (left rear of engine block)
• Gnd
• Ground
• Hot at all times
• Hot in run & start
• Hot in run or start
• I/p fuse block
• Iat sensor
• Ign
• Ign0 fuse 10a
• Intake air temperature (iat)/ mass airflow (maf) sensor (in air induction tube)
• Pnk
• R/a input
• Red
• Ref low
• S/c input
• S102
• S103
• Signal
• Stp lp in
• Tac ctrl
• Tan
• Throttle actuator control module (rear of engine compt)
• Throttle body
• Tp sens 1
• Tp sens 2
• Underhood fuse block
• Veh stop fuse 15a

6.0L VIN N, Engine Performance Wiring Diagram (5 of 5) for GMC Sierra 1500 2006

List of elements for 6.0L VIN N, Engine Performance Wiring Diagram (5 of 5) for GMC Sierra 1500 2006:

• (in engine harness)
• (in ignition coil jumper harness)
• (left side of engine) g102
• 1-2 ss ctrl
• 2-3 ss ctrl
• 4wd low sig
• A/c system
• A12
• Air conditioning system
• Anti-lock brakes system
• At iss high sig
• At iss low sig
• Axle sw sig
• B10
• B11
• Cfan hi rly
• Clu rly ctrl
• Cooling fans system
• Crank fuse 10a
• Crank volt
• Css sig
• Ctrl
• Cycle sig
• Delivered torq
• Evap canp ctrl
• Evap vent ctrl
• Exc seo
• Fuel lev sens
• Fuel lev sig
• Fuel press sig
• G103 (right rear of engine block)
• Gnd
• Ho2s htr low
• Ho2s low ctrl
• Hot at all times
• Hot in run & start
• Hot in start
• Iat sig
• Ign
• Ign ctrl
• Ign feed
• Ignition coils
• Ind ctrl
• Instrument cluster system
• Instrument panel cluster
• Ipc/dic fuse 10a
• Maf sig
• Malfunction indicator lamp
• Map sig
• Mil ctrl
• Nca
• Nca nca
• Pc sol hi ctrl
• Pc sol lo ctrl
• Pcm1 fuse 15a
• Pmp rly ctrl
• Pnk
• Pnk d
• Powertrain control module (left front of engine compt)
• Press sens sig
• Prnd c sig
• Red
• Red c
• Ref lo
• Ref low
• Rpm out
• S103
• S151
• S153
• S157
• S159
• S160
• Seo
• Seo b1 fuse 15a
• Spark plug
• Starting/charging system
• Tan
• Tcc pwm ctrl
• Tcc sol ctrl
• Tft sens sig
• Transmissions system
• Underhood fuse block
• Vss high sig
• Vss low sig
• Vss out