TRANSMISSION – GMC Sierra 1500 HD 2006 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

Transfer Case Wiring Diagram, 2-Speed Automatic for GMC Sierra 1500 HD 2006

List of elements for Transfer Case Wiring Diagram, 2-Speed Automatic for GMC Sierra 1500 HD 2006:

• (behind right side of dash, near right "a" pillar)
• (in i/p harness)
• (left front of engine compt) powertrain control module
• (on left front body mount) g110
• +5v ref
• 2-hi ind
• 2wd
• 4 hi
• 4 lo
• 4-hi ind
• 4-lo ind
• 4wd fuse 15a
• 4wd indicator lamp
• 4wd lo sig
• 4wd sw sig
• Awd
• Awd ind
• Axle ctrl
• Axle sw sig
• Battery
• Brake control
• Class ii data
• Ctrl
• Data link connector (under left side of dash)
• Encoder
• Encoder low
• Encoder sig
• Except seo
• Front axle actuator
• Front propshaft speed sensor
• Ft shaft hi
• Ft shaft lo
• G200
• G203 (behind left side of dash, near left "a" pillar)
• Gnd
• Ground
• Hot at all times
• Hot in run
• Hot in run or start
• I/p fuse block (lower left side of dash)
• I/p relay block (under c1
• Ign e fuse 10a
• Illumination
• Instrument panel cluster
• Interior lights system
• Left side of dash)
• Lock sol ctrl
• Logic
• Motor ctrl a
• Motor ctrl b
• Neutral ind
• Pnk
• Rear propshaft speed sensor
• Red
• Rr shaft hi
• Rr shaft lo
• S202
• Seo
• Seo ign fuse 10a
• Shift motor
• Splice pack sp205 (in i/p harness)
• Tan
• Transfer case encoder motor
• Transfer case shift control module (behind headlamp switch)
• Transfer case shift control switch
• Trec fuse 30a
• Underhood fuse block (left side of engine compt)

Transfer Case Wiring Diagram, 2-Speed Manual for GMC Sierra 1500 HD 2006

List of elements for Transfer Case Wiring Diagram, 2-Speed Manual for GMC Sierra 1500 HD 2006:

• (in engine harness) s165
• (w/ allison transmission)
• 4wd fuse 15a
• 4wd indicator lamp
• Data link connector (under left side of dash below steering column)
• Diesel (ecm)
• E2 c1
• Electronic brake control module (on left side of inner frame)
• Except seo
• Front axle actuator
• G110 (on left front body mount)
• Gas (pcm)
• Hot in run
• Hot in run or start
• I/p fuse block (lower left side of dash)
• Ign e fuse 10a
• Instrument panel cluster
• Logic
• Pnk
• Powertrain control module (gas engines) or engine control module (diesel) (left front of engine compt)
• Seo
• Seo ign fuse 10a
• Splice pack sp205 (in i/p harn)
• Transfer case shift control switch (on top of transfer case)
• Transmission control module (w/ allison trans) (left front of engine compt)
• Underhood fuse block (left side of engine compt)

Transfer Case Wiring Diagram, Selectable for GMC Sierra 1500 HD 2006

List of elements for Transfer Case Wiring Diagram, Selectable for GMC Sierra 1500 HD 2006:

• (behind right side of dash, near right "a" pillar)
• (in i/p harness)
• (left front of engine compt) gasoline: powertrain control module diesel: engine control module
• (on left front body mount) g110
• +5v ref
• 2-hi ind
• 2wd
• 4 hi
• 4 lo
• 4-hi ind
• 4-lo ind
• 4wd fuse 15a
• 4wd indicator lamp
• 4wd lo sig
• 4wd sw sig
• Awd
• Awd ind
• Axle ctrl
• Axle sw sig
• Battery
• Class ii data
• Ctrl
• Data link connector (under left side of dash)
• Diesel (ecm)
• Encoder
• Encoder low
• Encoder sig
• Except seo
• Front axle actuator
• Ft shaft hi
• Ft shaft lo
• G200
• G203 (behind left side of dash, near left "a" pillar)
• Gas (pcm)
• Gnd
• Ground
• Hot at all times
• Hot in run
• Hot in run or start
• I/p fuse block (lower left side of dash)
• I/p relay block (under c1
• Ign e fuse 10a
• Illumination
• Instrument panel cluster
• Interior lights system
• Left side of dash)
• Lock sol ctrl
• Logic
• Motor ctrl a
• Motor ctrl b
• Neutral ind
• Pnk
• Red
• Rr shaft hi
• Rr shaft lo
• S202
• Seo
• Seo ign fuse 10a
• Shift motor
• Splice pack sp205 (in i/p harness)
• Transfer case encoder motor
• Transfer case shift control module (behind headlamp switch)
• Transfer case shift control switch
• Transmission system
• Trec fuse 30a
• Underhood fuse block (left side of engine compt)

4.3L VIN X

4.3L VIN X, A/T Wiring Diagram for GMC Sierra 1500 HD 2006

List of elements for 4.3L VIN X, A/T Wiring Diagram for GMC Sierra 1500 HD 2006:

• (behind left side of dash) g203
• (not used)
• (right rear of engine block) g103
• +5v
• 1-2 shift solenoid
• 1-2 ss
• 2-3 shift solenoid
• 2-3 ss
• 3-2 shift solenoid
• 3-2 ss
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual manual valve position switch
• Automatic transmission (4l60-e)
• B10
• B11
• B12
• Body control module (lower left side of dash)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Cruise control system
• Data link connector (under left side of dash)
• E11
• Ect sig
• Engine coolant temperature sensor (rear of left cylinder head)
• Fluid temp sensor
• Frt axle sw
• G103 (right rear of engine block)
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p fuse block (lower left side of dash)
• I/p relay block (near left kick panel)
• Ign
• Ign 0 fuse 10a
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Lo ref
• Malfunction indicator lamp
• Mil ctrl
• Park/neutral position switch (left side of transmission)
• Pc sol hi
• Pc sol lo
• Pcm 1 fuse 15a
• Pcm b fuse 20a
• Pnk
• Power distribution system
• Powertrain control module (left front of engine compt)
• Press ctrl solenoid
• Prnd a
• Prnd b
• Prnd c
• Prnd p
• Range b
• Range c
• Red
• Red a
• Red b
• Rev
• S103
• S125
• Sens gnd
• Splice pack sp205 (in i/p harness)
• Stoplight switch (top of brake pedal bracket)
• Tan
• Tcc pwm
• Tcc pwm solenoid
• Tcc sol
• Tcc solenoid
• Tft sens sig
• Throttle position sensor (on throttle body assy)
• Tow/haul switch
• Tp sig
• Trans rng a
• Underhood fuse block (left side of engine c2 compt)
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (2wd: right rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo

4.8L VIN V

4.8L VIN V, A/T Wiring Diagram for GMC Sierra 1500 HD 2006

List of elements for 4.8L VIN V, A/T Wiring Diagram for GMC Sierra 1500 HD 2006:

• (behind left side of dash) g203
• (left rear of engine compt) throttle actuator control module
• (not used)
• (right rear of engine block) g103
• 1-2 shift solenoid
• 1-2 ss
• 2-3 shift solenoid
• 2-3 ss
• 3-2 shift solenoid
• 3-2 ss
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual valve position switch
• Automatic transmission (4l60-e)
• B10
• B11
• B12
• Body control module (lower left side of dash)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Data link connector (under left side of dash)
• E11
• Ect sig
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Frt axle sw
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p fuse block (lower left side of dash)
• I/p relay block (near left kick panel)
• Ign
• Ign 0 fuse 10a
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Lo ref
• Malfunction indicator lamp
• Mil ctrl
• Park/neutral position switch (left side of transmission)
• Pc sol hi
• Pc sol lo
• Pcm 1 fuse 15a
• Pcm b fuse 20a
• Pnk
• Power distribution system
• Powertrain control module (left front of engine compt)
• Press ctrl solenoid
• Prnd a
• Prnd b
• Prnd c
• Prnd p
• Range b
• Range c
• Red
• Red a
• Red b
• Rev
• S103
• S125
• S217
• Sens gnd
• Seo
• Seo b1 fuse 15a
• Serial data
• Splice pack sp205 (in i/p harness)
• Stoplight switch (top of brake pedal bracket)
• Tan
• Tcc pwm
• Tcc pwm solenoid
• Tcc sol
• Tcc solenoid
• Tft sens sig
• Tow/haul switch
• Trans rng a
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (2wd: right rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo

5.3L VIN B

5.3L VIN B, A/T Wiring Diagram for GMC Sierra 1500 HD 2006

List of elements for 5.3L VIN B, A/T Wiring Diagram for GMC Sierra 1500 HD 2006:

• (behind left side of dash) g203
• (left rear of engine compt) throttle actuator control module
• (not used)
• (right rear of engine block) g103
• 1-2 shift solenoid
• 1-2 ss
• 2-3 shift solenoid
• 2-3 ss
• 3-2 shift solenoid
• 3-2 ss
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual valve position switch
• Automatic transmission (4l60-e)
• B10
• B11
• B12
• Body control module (lower left side of dash)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Data link connector (under left side of dash)
• E11
• Ect sig
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Frt axle sw
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p fuse block (lower left side of dash)
• I/p relay block (near left kick panel)
• Ign
• Ign 0 fuse 10a
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Lo ref
• Malfunction indicator lamp
• Mil ctrl
• Park/neutral position switch (left side of transmission)
• Pc sol hi
• Pc sol lo
• Pcm 1 fuse 15a
• Pcm b fuse 20a
• Pnk
• Power distribution system
• Powertrain control module (left front of engine compt)
• Press ctrl solenoid
• Prnd a
• Prnd b
• Prnd c
• Prnd p
• Range b
• Range c
• Red
• Red a
• Red b
• Rev
• S103
• S125
• S217
• Sens gnd
• Seo
• Seo b1 fuse 15a
• Serial data
• Splice pack sp205 (in i/p harness)
• Stoplight switch (top of brake pedal bracket)
• Tan
• Tcc pwm
• Tcc pwm solenoid
• Tcc sol
• Tcc solenoid
• Tft sens sig
• Tow/haul switch
• Trans rng a
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (2wd: right rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo

5.3L VIN T

5.3L VIN T, A/T Wiring Diagram, Except Hybrid for GMC Sierra 1500 HD 2006

List of elements for 5.3L VIN T, A/T Wiring Diagram, Except Hybrid for GMC Sierra 1500 HD 2006:

• (behind left side of dash) g203
• (left rear of engine compt) throttle actuator control module
• (not used)
• (right rear of engine block) g103
• 1-2 shift solenoid
• 1-2 ss
• 2-3 shift solenoid
• 2-3 ss
• 3-2 shift solenoid
• 3-2 ss
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual valve position switch
• Automatic transmission (4l60-e)
• B10
• B11
• B12
• Body control module (lower left side of dash)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Data link connector (under left side of dash)
• E11
• Ect sig
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Frt axle sw
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p fuse block (lower left side of dash)
• I/p relay block (near left kick panel)
• Ign
• Ign 0 fuse 10a
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Lo ref
• Malfunction indicator lamp
• Mil ctrl
• Park/neutral position switch (left side of transmission)
• Pc sol hi
• Pc sol lo
• Pcm 1 fuse 15a
• Pcm b fuse 20a
• Pnk
• Power distribution system
• Powertrain control module (left front of engine compt)
• Press ctrl solenoid
• Prnd a
• Prnd b
• Prnd c
• Prnd p
• Range b
• Range c
• Red
• Red a
• Red b
• Rev
• S103
• S125
• S217
• Sens gnd
• Seo
• Seo b1 fuse 15a
• Serial data
• Splice pack sp205 (in i/p harness)
• Stoplight switch (top of brake pedal bracket)
• Tan
• Tcc pwm
• Tcc pwm solenoid
• Tcc sol
• Tcc solenoid
• Tft sens sig
• Tow/haul switch
• Trans rng a
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (2wd: right rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo

5.3L VIN T, A/T Wiring Diagram, Hybrid for GMC Sierra 1500 HD 2006

List of elements for 5.3L VIN T, A/T Wiring Diagram, Hybrid for GMC Sierra 1500 HD 2006:

• (behind left side of dash) g203
• (in i/p harn) splice pack sp205
• (left front of engine compt) powertrain control module
• (left rear of engine compt) throttle actuator control module
• (not used)
• (on left rear of engine block) g104
• (right rear of engine block) g103
• 1-2 shift solenoid
• 1-2 ss
• 2-3 shift solenoid
• 2-3 ss
• 3-2 shift solenoid
• 3-2 ss
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual manual valve position switch
• Automatic transmission (4l60-e)
• Auxiliary transmission fluid pump
• B10
• B11
• B12
• Body control module (lower left side of dash)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Data link connector (under left side of dash)
• E11
• Ect sig
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Frt axle sw
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• Hot w/ pwr maint relay energized
• Hybrid control module
• I/p fuse block (lower
• I/p relay block (near left kick panel)
• Ign
• Ign 0 fuse 10a
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Lo ref
• Malfunction indicator lamp
• Mil ctrl
• Park/neutral position switch (left side of transmission)
• Pc sol hi
• Pc sol lo
• Pcm 1 fuse 15a
• Pcm b fuse 20a
• Pnk
• Power distribution system
• Press ctrl solenoid
• Prnd a
• Prnd b
• Prnd c
• Prnd p
• Pwr maint 10a
• Range b
• Range c
• Red
• Red a
• Red b
• Rev
• S102
• S103
• S113
• S117
• S125
• Secondary underhood fuse block (left side of engine compt)
• Sens gnd
• Seo
• Seo b1 fuse 15a
• Serial data
• Stoplight switch (top of brake pedal bracket)
• Tan
• Tcc pwm
• Tcc pwm solenoid
• Tcc sol
• Tcc solenoid
• Tft sens sig
• Tow/haul switch
• Trans pmp relay
• Trans pump fuse 15a
• Trans rng a
• Underhood fuse block (left side of engine c2 compt)
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (2wd: right rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo

5.3L VIN Z

5.3L VIN Z, A/T Wiring Diagram for GMC Sierra 1500 HD 2006

List of elements for 5.3L VIN Z, A/T Wiring Diagram for GMC Sierra 1500 HD 2006:

• (behind left side of dash) g203
• (left rear of engine compt) throttle actuator control module
• (not used)
• (right rear of engine block) g103
• 1-2 shift solenoid
• 1-2 ss
• 2-3 shift solenoid
• 2-3 ss
• 3-2 shift solenoid
• 3-2 ss
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual valve position switch
• Automatic transmission (4l60-e)
• B10
• B11
• B12
• Body control module (lower left side of dash)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Data link connector (under left side of dash)
• E11
• Ect sig
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Frt axle sw
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p fuse block (lower left side of dash)
• I/p relay block (near left kick panel)
• Ign
• Ign 0 fuse 10a
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Lo ref
• Malfunction indicator lamp
• Mil ctrl
• Park/neutral position switch (left side of transmission)
• Pc sol hi
• Pc sol lo
• Pcm 1 fuse 15a
• Pcm b fuse 20a
• Pnk
• Power distribution system
• Powertrain control module (left front of engine compt)
• Press ctrl solenoid
• Prnd a
• Prnd b
• Prnd c
• Prnd p
• Range b
• Range c
• Red
• Red a
• Red b
• Rev
• S103
• S125
• S217
• Sens gnd
• Seo
• Seo b1 fuse 15a
• Serial data
• Splice pack sp205 (in i/p harness)
• Stoplight switch (top of brake pedal bracket)
• Tan
• Tcc pwm
• Tcc pwm solenoid
• Tcc sol
• Tcc solenoid
• Tft sens sig
• Tow/haul switch
• Trans rng a
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (2wd: right rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo

6.0L VIN N

6.0L VIN N, A/T Wiring Diagram for GMC Sierra 1500 HD 2006

List of elements for 6.0L VIN N, A/T Wiring Diagram for GMC Sierra 1500 HD 2006:

• (behind left side of dash) g203
• (left rear of engine compt) throttle actuator control module
• (not used)
• (right rear of engine block) g103
• 1-2 shift solenoid
• 1-2 ss
• 2-3 shift solenoid
• 2-3 ss
• 3-2 shift solenoid
• 3-2 ss
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual valve position switch
• Automatic transmission (4l60-e)
• B10
• B11
• B12
• Body control module (lower left side of dash)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Data link connector (under left side of dash)
• E11
• Ect sig
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Frt axle sw
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p fuse block (lower left side of dash)
• I/p relay block (near left kick panel)
• Ign
• Ign 0 fuse 10a
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Lo ref
• Malfunction indicator lamp
• Mil ctrl
• Park/neutral position switch (left side of transmission)
• Pc sol hi
• Pc sol lo
• Pcm 1 fuse 15a
• Pcm b fuse 20a
• Pnk
• Power distribution system
• Powertrain control module (left front of engine compt)
• Press ctrl solenoid
• Prnd a
• Prnd b
• Prnd c
• Prnd p
• Range b
• Range c
• Red
• Red a
• Red b
• Rev
• S103
• S125
• S217
• Sens gnd
• Seo
• Seo b1 fuse 15a
• Serial data
• Splice pack sp205 (in i/p harness)
• Stoplight switch (top of brake pedal bracket)
• Tan
• Tcc pwm
• Tcc pwm solenoid
• Tcc sol
• Tcc solenoid
• Tft sens sig
• Tow/haul switch
• Trans rng a
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (2wd: right rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo