TRANSMISSION – Chevrolet Blazer 2001 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

4.3L

4.3L VIN W, A/T Wiring Diagram, 4L60-E for Chevrolet Blazer 2001

List of elements for 4.3L VIN W, A/T Wiring Diagram, 4L60-E for Chevrolet Blazer 2001:

• (right rear of cylinder head) g103
• (under dash, on heater case) body control module
• +5v
• 1-2 shift solenoid
• 1-2 ss
• 2-3 shift solenoid
• 2-3 ss
• 3-2 shift solenoid
• 3-2 ss
• 4wd circuit (w/ 2 speed transfer case)
• 4wd low
• A/t fluid pressure manual valve position switch
• A/t shift lock solenoid
• A10
• A11
• A12
• Abs fuse 22 10a
• Automatic transmission (4l60-e)
• B8 c2
• Bare
• Blower motor resistor)
• Brk sw
• Cls 2 data
• Clstr fuse 11 10a
• Cruise control & anti-lock brakes systems
• D3, d2
• D4, d2
• Data link connector (under left side of dash)
• Ecm b fuse 20a
• Ecm i fuse 15a
• Ect sig
• Electronic brake control module
• Engine coolant temperature sensor (on left cylinder head, between rear plugs)
• Fluid temp sensor
• Frt axle sw
• G104 (left rear of cylinder head)
• G105 (left rear of cylinder head)
• Gauges fuse 4 10a
• Gnd
• Hot at all times
• Hot in off, run, or start
• Hot in run
• Hot in run or start
• I/p fuse block (on left end of dash)
• Ign
• Instrument cluster
• Instrument panel cluster (ipc)
• Lo ref
• Mil (service engine soon ind)
• Mil ctrl
• Park/neutral position switch (left side of transmission)
• Pc sol hi
• Pc sol lo
• Pnk
• Powertrain control module (right front of engine compt)
• Press ctrl solenoid
• Prnd a
• Prnd b
• Prnd c
• Prnd p
• Range b
• Range c
• Red
• Red a
• Rev, lo
• S106
• S113
• S116
• S140
• S152
• S203
• Sens gnd
• Solid state
• Splice pack sp201 (behind left side of dash)
• Stoplamp switch (on brake pedal support bracket)
• Tan
• Tcc pwm
• Tcc pwm solenoid
• Tcc sol
• Tcc solenoid
• Tft sens sig
• Throttle position sensor (on throttle body assembly)
• Tp sig
• Trans rng a
• Underhood fuse block (on top of left front fender)
• Utility w/ floor shift
• Vehicle speed sensor (right rear of trans)
• Vss adapter (4wd) (left side of trans)
• Vss hi
• Vss lo

4.3L VIN W, Transfer Case Wiring Diagram, with 2-Speed Automatic Transfer Case for Chevrolet Blazer 2001

List of elements for 4.3L VIN W, Transfer Case Wiring Diagram, with 2-Speed Automatic Transfer Case for Chevrolet Blazer 2001:

• (left rear of engine compt) g117
• +8v ref
• +8v ref out
• 2-hi ind
• 4-hi ind
• 4-lo ind
• 4wd fuse 15 10a
• 4wd ind
• 4wd lo
• 4wd lo ind sig
• 4wd sw sig
• Atc fuse 20a
• Axle sw sig
• Bare
• Body control module
• Body relay block (behind left side of dash)
• C1 e5
• Channel-a
• Channel-b
• Channel-c
• Channel-p
• Class ii data
• Class ii serial data
• Clutch sol sig
• Crank fuse 10a
• Data link connector (dlc) (partial) (under left side of dash)
• Decoder logic
• E10
• E11
• E12
• E13
• E14
• E15
• E16
• Encoder motor
• Encoder sig rtn
• F10
• F11
• F12
• F13
• F14
• F15
• F16
• Front axle indicator switch (on front axle, right of diff)
• Front axle vacuum solenoid (on firewall, near windshield wiper motor)
• Front propshaft speed sensor
• Ft shaft speed hi
• Ft shaft speed lo
• Fwd
• G105 (left rear of cylinder head)
• G203 (right side of dash)
• G205 (right side of dash)
• Gauges fuse 4 10a
• Gnd
• Ground
• Hot at all times
• Hot in run
• Hot in run or start
• Hot in start
• I/p fuse block (on left end of dash)
• Ignition
• Illum lamps
• Instrument panel cluster
• Interior lights system
• Lock sol out
• Module ground
• Motor feed a
• Motor feed b
• Motor lock
• Nca
• Neutral ind
• Pnk
• Powertrain control module (right front of engine compt)
• Pwr
• Rear propshaft speed sensor
• Red
• Rr shaft speed hi
• Rr shaft speed lo
• S134 bare
• S152
• Service 4wd ind
• Solid state
• Splice pack sp200 (center of dash)
• Splice pack sp201 (behind left side of dash)
• Splice pack sp203 (near ashtray)
• Splice pack sp204 (center of dash)
• Starting/ charging system
• Tan
• Transfer case encoder motor
• Transfer case shift control module (behind right front kick panel)
• Transfer case shift control switch
• Underhood fuse block
• Underhood fuse block (on top of left front fender)

4.3L VIN W, Transfer Case Wiring Diagram, with 2-Speed Selectable Transfer Case for Chevrolet Blazer 2001

List of elements for 4.3L VIN W, Transfer Case Wiring Diagram, with 2-Speed Selectable Transfer Case for Chevrolet Blazer 2001:

• (a/t) pnp switch in
• (right front of engine compt) powertrain control module
• 12v battery
• 12v ignition (3)
• 2 door
• 2 hi request
• 2 hi status lamp
• 2wd hi indicator
• 2wd hi switch
• 4 door
• 4 hi request
• 4 hi status lamp
• 4 lo request
• 4 lo status lamp
• 4wd fuse 15 10a
• 4wd hi indicator
• 4wd hi switch
• 4wd lo in
• 4wd lo indicator
• 4wd lo selected
• 4wd lo switch
• Anti-lock brakes system
• Atc fuse 20a
• Axle sw
• Battery
• Body relay block (behind left side of dash)
• Btsi fuse 10a
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Crank fuse 10a
• Cruise control system
• Ctsy lp fuse 8 10a
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Data link connector
• Data link connector (dlc) (partial) (under left side of dash)
• Encoder channel a
• Encoder channel b
• Encoder channel c
• Encoder channel p
• Encoder channel-a
• Encoder channel-b
• Encoder channel-c
• Encoder channel-p
• Encoder ground
• Encoder sig ground
• Front axle indicator switch (on front axle, right of diff)
• G203 (right side of dash)
• G205 (right side of dash)
• Ground
• Hot at all times
• Hot in park or neutral
• Hot in run
• Hot in start
• I/p fuse block (on left end of dash)
• Ignition
• Illumination lamp
• Instrument cluster & sound systems
• Interior lights system
• M shift motor
• Motor control a
• Motor control b
• Red
• S121 (body harn, 6.5 cm from blower motor breakout)
• S208
• Solid state
• Splice pack sp204 (center of dash)
• Splice pack sp200 (center of dash)
• Splice pack sp203 (near ashtray)
• Splice pack sp204 (center of dash)
• Starting/ charging system
• Stoplight switch
• Transfer case encoder motor
• Transfer case shift control module (behind right front kick panel)
• Transfer case shift control switch
• Underhood fuse block (on top of left front fender)
• Vehicle speed in
• Vs signal