TRANSMISSION – Hummer H3 2008 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

A/T Wiring Diagram for Hummer H3 2008

List of elements for A/T Wiring Diagram for Hummer H3 2008:

• 1-2 shift sol ctrl
• 1-2 shift solenoid (ss) valve
• 2-3 shift sol ctrl
• 2-3 shift solenoid (ss) valve
• 3-2 shift sol ctrl
• 3-2 shift solenoid (ss) valve
• Air pump rly fuse 17 10a
• Automatic transmission
• Automatic transmission fluid pressure manual valve position switch
• Automatic transmission fluid temperature (tft) sensor
• Computer data lines system
• Engine control module (ecm) (right rear corner of engine compt)
• Exterior lights system
• G102 (on lower left side of engine block, rearward of g103)
• Gnd
• Hi spd ser data bus +
• Hi spd ser data bus -
• Hi spd serial data +
• Hi spd serial data -
• Hot at all times
• Hot in on or start
• Ign volt
• In shaft spd sens
• Input speed sensor (iss)
• J133
• Lo ref
• P/n
• Park/neutral position (pnp) switch (left side of automatic transmission)
• Pc sol valve hi ctrl
• Pc sol valve lo ctrl
• Pnk
• Pnp/clutch start sw sig x3
• Power distribution system
• Pressure control (pc) solenoid valve
• Red
• Rev
• Stop lamp ctrl
• Tan
• Tcc pwm sol ctrl
• Tcc sol valve ctrl
• Tcm pwr fuse 26 10a
• Tft sens sig
• Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve
• Torque converter clutch (tcc) solenoid valve
• Trans fluid sw a
• Trans fluid sw b
• Trans fluid sw c
• Trans fuse 34 10a
• Trans range sw a
• Trans range sw b
• Trans range sw c
• Trans range sw p
• Transmission control module (tcm)
• Underhood fuse block (above left front wheelwell)
• Vehicle speed sensor (vss) (left rear of transfer case)
• Vss hi sig
• Vss lo sig

Transfer Case Wiring Diagram for Hummer H3 2008

List of elements for Transfer Case Wiring Diagram for Hummer H3 2008:

• (on right inner front wheelwell) g106
• 4 hi
• 4 hi ind
• 4 hi lock
• 4 hi lock ind
• 4 lo ind
• 4 lo lock
• 4 lo lock ind
• 4wd ind
• 4wd lo sig
• 5v ref
• A encoder sig
• Accessory switch
• B encoder sig
• Bat
• Body control module (bcm) (behind right front kick panel)
• C encoder sig
• Computer data lines system
• Ctrl ign rly
• Diff lock
• Diff lock hi
• Diff lock ind
• Driver information center (dic)
• Encoder lo ref
• Engine control module (ecm) (right rear corner of engine compt)
• Gnd
• Hot at all times
• Hvac relay 87
• Instrument panel cluster (ipc)
• Lo ref
• Logic
• Low sig 4wd
• Motor ctrl a
• Motor ctrl b
• Nca
• Neu ind ctrl
• Neutral ind
• P encoder sig
• Pnk
• Rear differential lock actuator (mounted to center of rear axle)
• Red
• Red/
• Serial data
• Switch sig
• Tccm fuse 12 30a
• Tccm switch fuse 58 10a
• Transfer case encoder motor (part of transfer case)
• Transfer case shift control module (behind glove box)
• Underhood fuse block (above left front wheelwell)
• X1 a26