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Transmission — Chevrolet Avalanche 2008 Wiring Diagram

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

TRANSMISSION – Chevrolet Avalanche 2008 – SYSTEM WIRING DIAGRAMS