TRANSMISSION – Chevrolet TrailBlazer 2002 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

4.2L

4.2L VIN S, A/T Wiring Diagram for Chevrolet TrailBlazer 2002

List of elements for 4.2L VIN S, A/T Wiring Diagram for Chevrolet TrailBlazer 2002:

• 4wd circuit (w/ 2-spd transfer case)
• 4wd lo
• A2 c1
• Accelerator pedal position sensor (on bracket, above accelerator pedal)
• App 1 +5v
• App 1 lo
• App 1 sig
• App 2 +5v
• App 2 lo
• App 2 sig
• Automatic transmission (4l60-e)
• Battery
• Body control module (bcm) (beneath left rear seat)
• C2 a7
• Class 2 data
• D2 c1
• Data link connector (below left side of dash)
• Down (3-2)
• Downshift (3-2 shift) solenoid
• E3 c2
• Ect ref
• Ect sig
• Engine coolant temperature sensor (left front of engine block, near generator)
• Etc fuse 10a
• F12
• Fuel injectors
• G108 (lower left side of engine block)
• Ground
• Hot at all times
• Hot in accy, run or start
• Hot in run or start
• Ign 0 fuse 10a
• Ignitioin 1
• Ignition
• Ignition 1
• Ing e fuse 10a
• Instrument panel cluster (ipc)
• Mil ind
• Park/neutral position switch (left side of transmission)
• Passlock sensor (in ignition lock cylinder case)
• Pcm 1 fuse 15a
• Pcm b fuse 20a
• Pcs sol (hi)
• Pcs sol (lo)
• Pnk
• Powertrain control module (upper left side of engine)
• Pressure switch manifold
• Prndl a in
• Prndl b in
• Prndl c in
• Prndl p in
• Rear fuse block (below left rear seat)
• Red
• S232 (dash harn, near breakout to steering column)
• S239
• Service engine soon
• Shift a (1-2 shift) solenoid
• Shift b (2-3 shift) solenoid
• Ss a (1-2)
• Ss b (2-3)
• Star connector 1 (behind left side of dash)
• Stop fuse 15a
• Stoplamp in
• Tan
• Tcc
• Tcc pmw solenoid
• Tcc pwm
• Tcc solenoid
• Tcc/brake switch, traction control switch, multi-function switch, headlamp leveling switch, rearview mirror
• Tfp sw a
• Tfp sw b
• Tfp sw c
• Tft ref
• Tft sig
• Throttle actuator control motor (on throttle body)
• Tp 1 +5v
• Tp 1 lo
• Tp 1 sig
• Tp 2 +5v
• Tp 2 lo
• Tp 2 sig
• Trailer brake control unit
• Transmission fluid temperature sensor
• Underhood fuse block (left side of engine compt)
• Variable bleed solenoid
• Vehicle speed sensor (4wd/awd: left rear of transfer case) (2wd: left rear of transmission)
• Vss (hi)
• Vss (lo)
• W/ immob
• W/ immobilizer
• W/o immob
• W/o immobilizer

4.2L VIN S, Transfer Case Wiring Diagram for Chevrolet TrailBlazer 2002

List of elements for 4.2L VIN S, Transfer Case Wiring Diagram for Chevrolet TrailBlazer 2002:

• (below left side of dash) data link connector
• (dash harn, near breakout to steering column) s232
• (in ignition lock cylinder case) passlock sensor
• (lower left side of engine block)
• +5v ref
• 1.1k
• 2 hi
• 2 hi ind
• 2.2k
• 2wd
• 4 hi
• 4 hi ind
• 4 lo
• 4 lo ind
• 4wd fuse 15a
• 4wd lo sig
• 5.1k
• Afwd
• Afwd ind
• Atc fuse 25a
• Axle act
• Axle sw
• B11
• Battery
• Brake
• C2 c2
• Calss 2 data
• E11
• E5 c3
• Encoder
• Encoder gnd
• Encoder p
• Front axle actuator (on inner flange of front axle)
• Front sig hi
• Front sig lo
• G102 (left side of engine compt, near rear of underhood fuse block)
• G107
• G201
• Ground
• Hot at all times
• Hot in run
• Hot in run or start
• Ing e fuse 10a
• Instrument panel cluster (ipc)
• Interior lights system
• Lock sol
• Logic
• Motor
• Motor ctrl a
• Motor ctrl b
• Neut
• Neutral
• Neutral ind
• Pnk
• Powertrain control module (upper left side of engine)
• Propshaft speed sensor (left front) (left front of transfer case)
• Propshaft speed sensor (right rear) (right rear of transfer case)
• Rear fuse block (below left rear seat)
• Rear sig hi
• Rear sig lo
• Red
• S202
• S239
• Service fwd
• Sp201 (right front of lower console)
• Star connector 1 (behind left side of dash)
• Sw sig
• Tan
• Tcc/brake switch, traction control switch, multi-function switch, headlamp leveling switch, rearview mirror
• Transfer case
• Transfer case shift control module (behind lower left side of dash)
• Transfer case shift control switch
• Under- hood fuse block (left side of engine compt)
• Underhood fuse block (left side of engine compt)
• W/ immobilizer