TRANSMISSION – Chevrolet Suburban C2500 2004 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

Transfer Case Wiring Diagram, 2-Speed Automatic for Chevrolet Suburban C2500 2004

List of elements for Transfer Case Wiring Diagram, 2-Speed Automatic for Chevrolet Suburban C2500 2004:

• (behind right side of dash, near right "a" pillar)
• (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, below steering column)
• 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 relay block (near c1
• Ign e fuse 10a
• Illumination
• Instrument panel cluster
• Interior lights system
• Left i/p fuse block (lower left side of dash)
• Left kick panel)
• Lock sol ctrl
• Logic
• Motor ctrl a
• Motor ctrl b
• Nca
• Neutral ind
• Pnk
• Rear propshaft speed sensor
• Red
• Rr shaft hi
• Rr shaft lo
• Seo
• Seo ign fuse 10a
• Shift motor
• Splice pack sp205 (in i/p harn)
• Tan
• Transfer case encoder motor
• Transfer case shift control module (left side of i/p area, behind knee bolster, above parking brake assy)
• Transfer case shift control switch
• Trec fuse 30a
• Underhood fuse block (left side of engine compt)

Transfer Case Wiring Diagram, AWD for Chevrolet Suburban C2500 2004

List of elements for Transfer Case Wiring Diagram, AWD for Chevrolet Suburban C2500 2004:

• (left front of engine compt) powertrain control module
• (on left front body mount) g110
• +5v ref
• 4 lo
• 4-hi ind
• 4-lo ind
• 4wd fuse 15a
• 4wd indicator lamp
• 4wd lo sig
• 4wd sw sig
• Awd
• Battery
• Channel a
• Channel b
• Channel c
• Channel p
• Class ii data
• Data link connector (below left side of dash)
• Encoder low
• Except seo
• G200 (near right "a" pillar)
• Ground
• Hot at all times
• Hot in run
• Hot in run or start
• Ign e fuse 10a
• Illumination
• Instrument panel cluster
• Interior lights system
• Left i/p fuse block (behind lower left side of dash)
• Logic
• Motor ctrl a
• Motor ctrl b
• Nca
• Neutral ind
• Pnk
• Red
• Right i/p fuse block (lower c4
• Right side of dash)
• Seo
• Seo ign fuse 10a
• Shift motor
• Splice pack sp205 (behind left i/p fuse block)
• Tcs
• Transfer case encoder motor
• Transfer case shift control module (left side of i/p area, behind knee bolster, above parking brake assy)
• Transfer case shift control switch
• Trec fuse 30a
• Underhood fuse block (left side of engine compt, near battery)

5.3L VIN T

5.3L VIN T, A/T Wiring Diagram for Chevrolet Suburban C2500 2004

List of elements for 5.3L VIN T, A/T Wiring Diagram for Chevrolet Suburban C2500 2004:

• (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 manual valve position switch
• Automatic transmission (4l60-e)
• B10
• B11
• B12
• Body control module (below steering column)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Data link connector (below steering column)
• E11
• Ect sig
• Engine controls system
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Frt axle sw
• G203
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p relay block (below left side of dash)
• Ign
• Ign0 fuse 10a
• Instrument cluster
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Left i/p fuse block (lower left side of dash)
• 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
• 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
• Rev
• S103
• S312
• 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 c2 compt, near the battery)
• Underhood fuse block (left side of engine compt, near battery)
• Vehicle speed sensor (2wd: left 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 Chevrolet Suburban C2500 2004

List of elements for 5.3L VIN Z, A/T Wiring Diagram for Chevrolet Suburban C2500 2004:

• (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 manual valve position switch
• Automatic transmission (4l60-e)
• B10
• B11
• B12
• Body control module (below steering column)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Data link connector (below steering column)
• E11
• Ect sig
• Engine controls system
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Frt axle sw
• G203
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p relay block (below left side of dash)
• Ign
• Ign0 fuse 10a
• Instrument cluster
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Left i/p fuse block (lower left side of dash)
• 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
• 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
• Rev
• S103
• S312
• 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 c2 compt, near the battery)
• Underhood fuse block (left side of engine compt, near battery)
• Vehicle speed sensor (2wd: left rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo

6.0L VIN U

6.0L VIN U, A/T Wiring Diagram for Chevrolet Suburban C2500 2004

List of elements for 6.0L VIN U, A/T Wiring Diagram for Chevrolet Suburban C2500 2004:

• (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
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual manual valve position switch
• At iss hi
• At iss lo
• Automatic transmission (4l80-e)
• Automatic transmission input shaft speed sensor (in transmission)
• B tan
• B10
• B11
• B12
• Body control module (below steering column)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Cruise control system
• Data link connector (below steering column)
• E11
• Ect sig
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p relay block (below left side of dash)
• Ign
• Ign0 fuse 10a
• Instrument cluster
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Left i/p fuse block (lower left side of dash)
• 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
• 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
• Rev
• S103
• Sens gnd
• Seo
• Seo b1 fuse 15a
• Serial data
• Splice pack sp205 (in i/p harness)
• Stoplight switch (top of brake pedal bracket)
• Tcc pwm
• Tcc pwm solenoid
• Tft sens sig
• Tow/haul switch
• Trans rng a
• Underhood fuse block (left side of engine c2 compt, near the battery)
• Underhood fuse block (left side of engine compt, near battery)
• Vehicle speed sensor (2wd: left rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo

8.1L VIN G

8.1L VIN G, A/T Wiring Diagram for Chevrolet Suburban C2500 2004

List of elements for 8.1L VIN G, A/T Wiring Diagram for Chevrolet Suburban C2500 2004:

• (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
• 4wd circuit (transfer case & front axle switch)
• 4wd low
• A/t fluid pressure manual manual valve position switch
• At iss hi
• At iss lo
• Automatic transmission (4l80-e)
• Automatic transmission input shaft speed sensor (in transmission)
• B tan
• B10
• B11
• B12
• Body control module (below steering column)
• Brake fuse 10a
• Brk sw
• C12
• Cls 2 data
• Cruise control system
• Data link connector (below steering column)
• E11
• Ect sig
• Engine coolant temperature sensor (front of left cylinder head)
• Except seo
• Fluid temp sensor
• Gnd
• Hot at all times
• Hot in run
• Hot in run & start
• Hot in run, acc & start
• I/p relay block (below left side of dash)
• Ign
• Ign0 fuse 10a
• Instrument cluster
• Instrument panel cluster (ipc)
• Ipc/dic fuse 10a
• Left i/p fuse block (lower left side of dash)
• 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
• 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
• Rev
• S103
• Sens gnd
• Seo
• Seo b1 fuse 15a
• Serial data
• Splice pack sp205 (in i/p harness)
• Stoplight switch (top of brake pedal bracket)
• Tcc pwm
• Tcc pwm solenoid
• Tft sens sig
• Tow/haul switch
• Trans rng a
• Underhood fuse block (left side of engine c2 compt, near the battery)
• Underhood fuse block (left side of engine compt, near battery)
• Vehicle speed sensor (2wd: left rear of transmission) (4wd: left side of transfer case)
• Vss hi
• Vss lo