TRANSMISSION – Chevrolet Avalanche 2008 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

A/T Wiring Diagram (1 of 2) for Chevrolet Avalanche 2008

List of elements for A/T Wiring Diagram (1 of 2) for Chevrolet Avalanche 2008:

• 1-2 shift sol
• 2-3 shift sol
• 3-2 shift sol
• 4wd
• Brake sw sig
• Computer data lines system
• Except 4wd
• Exterior lights system
• G103 (front of right cylinder head)
• Gnd
• Hot at all times
• Hot w/ run/crank relay energized
• Ign vol
• Iss sig
• J106
• J127
• Left i/p junction block (below x1 left side of dash)
• Low ref
• Misc ign fuse 43 10a
• P/n
• Park/neutral position (pnp) switch (left side of automatic transmission)
• Pc sol vlv hi ctrl
• Pc sol vlv low ctrl
• Pnk
• Power distribution system
• Pressure sw sig a
• Pressure sw sig b
• Pressure sw sig c
• Replicated tos sig
• Serial data bus +
• Serial data bus -
• Stop lamp switch (top of brake pedal bracket)
• Sw sig a
• Sw sig b
• Sw sig c
• Sw sig p
• Tan
• Tcc pwm sol
• Tcc sol vlv ctrl
• Tcm-batt fuse 14 15a
• Tft sens sig
• Trans ign1 fuse 19 15a
• Transmission control module (tcm) (left side of engine compt)
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (vss) (right rear of transmission)
• Vss hi sig
• Vss low sig
• Wake up serial data

A/T Wiring Diagram (2 of 2) for Chevrolet Avalanche 2008

List of elements for A/T Wiring Diagram (2 of 2) for Chevrolet Avalanche 2008:

• 1-2 shift solenoid valve
• 2-3 shift solenoid (ss) valve
• 3-2 shift solenoid (ss) valve
• Automatic transmission
• Automatic transmission fluid pressure manual valve position switch
• Automatic transmission fluid temperature (tft) sensor
• Automatic transmission shift lever
• Body control module (bcm) (behind lower left side of dash)
• Computer data lines system
• Engine control module (ecm) (left side of engine compt)
• G201 (behind upper left end of dash)
• Hi spd gmlan +
• Hi spd gmlan -
• Ign
• Input speed sensor (iss)
• Instrument panel cluster (ipc)
• J116
• J126
• J217
• Lo spd gmlan
• Logic
• Mil ind
• Mil ind ctrl
• Nca
• Park/neutral sig
• Pnk
• Pressure control (pc) solenoid valve
• Prnd321
• Red
• Replicated tos sign
• Rev
• Tan
• Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve
• Torque converter clutch (tcc) solenoid valve
• Tow/ haul ind
• Tow/haul sw sig
• Tow/haul switch

Transfer Case Wiring Diagram for Chevrolet Avalanche 2008

List of elements for Transfer Case Wiring Diagram for Chevrolet Avalanche 2008:

• (behind upper left end of dash) g201
• (below left end of dash)
• (in instrument panel harness, at x103 breakout)
• (in instrument panel harness, in transfer case shift control module connector breakout) j207
• 2 hi ind ctrl
• 2-hi ind
• 2wd
• 4 hi
• 4 lo
• 4-hi ind
• 4-lo ind
• 4h ind ctrl
• 4l ind ctrl
• 4wd indicator lamp
• 5 vol ref
• 5v ref
• 8 vol ref
• Auto 4wd ind
• Aux hvac-ign fuse 48 10a
• Awd
• Awd ind ctrl
• Axle actuator ctrl
• Axle sw sig
• Body control module (bcm) (behind lower left side of dash)
• Brake control
• Cadillac
• Computer data lines system
• Encoder
• Encoder sig
• Front axle actuator (0n front axle housing)
• Front hi sig
• Front lo sig
• Front propshaft speed sensor (on left side of transfer case)
• G102 (lower left front of engine)
• G200 (right front corner of hvac case)
• Gmc/ chevrolet
• Gnd
• Ground distribution system
• Hot at all times
• Hot w/ run/crnk relay energized
• Ign vol
• Ign volt
• Illumination
• Instrument panel cluster (ipc)
• Interior lights system
• J105
• J113
• J127 (except 6.2l)
• J200
• J219 (w/ heated steering wheel)
• Left i/p junction block
• Lock sol ctrl
• Logic
• Low ref
• Misc ign fuse 43 10a
• Motor ctrl a
• Motor ctrl b
• Nca
• Neut
• Neutral ind
• Neutral ind ctrl
• Pnk
• Power distribution system
• Rear hi sig
• Rear lo sig
• Rear propshaft speed sensor (on transfer case extension housing)
• Sens sig
• Serial data bus +
• Serial data bus -
• Shift motor
• Sw sig
• Tan
• Trans ign1 fuse 19 15a
• Transfer case 2/4 wheel drive actuator position sensor
• Transfer case encoder motor (left side of transfer case)
• Transfer case shift control module (below left end of dash)
• Transfer case shift control switch
• Trec fuse 67 30a
• Underhood fuse block (left side of engine compt)
• Wake up sig