GM Service Manual Online
For 1990-2009 cars only

AT Inline 20-way Connector, Engine Side


Object Number: 876793  Size: CH

Connector Part Information

    • 15305235
    • 20-Way F Micro-Pack 100W Series (GY)

Pin

Wire Color

Circuit No.

Function

A

L-GN

1222

1-2 Shift Solenoid Valve Control

B

YE/BK

1223

2-3 Shift Solenoid Valve Control

C

RD/BK

1228

PC Solenoid Valve High Control

D

L-BU/WH

1229

PC Solenoid Valve Low Control

E

PK

1339

Ignition 1 Voltage

F

BK/WH

771

Transmission Range Signal A

G

YE

772

Transmission Range Signal B

H

GY

773

Transmission Range Signal C

J

WH

776

Transmission Range Signal P

K

BK/WH

451

Ground

L

YE/BK

1227

TFT Sensor Signal

M

BK

452

Low Reference

N-R

--

--

Not Used

S

RD/BK

1230

AT ISS High Signal

T

BN

422

TCC PWM Solenoid Valve Control

U

YE

1804

TCC Release Switch Signal

V

D-BU/WH

1231

AT ISS Low Signal

W

--

--

Not Used

AT Inline 20-way Connector, Transmission Side


Object Number: 553616  Size: CH

Connector Part Information

    • 15443073
    • 20-Way M Micro-Pack 100W Lock Assist/Seal (GY)

Pin

Wire Color

Circuit No.

Function

A

L-GN

1222

1-2 Shift Solenoid Valve Control

B

YE

1223

2-3 Shift Solenoid Valve Control

C

PU

1228

PC Solenoid Valve High Control

D

L-BU

1229

PC Solenoid Valve Low Control

E

RD

839

Ignition 1 Voltage

F

RD/BK

771

Transmission Range Signal A

G

D-GN/WH

772

Transmission Range Signal B

H

YE/BK

773

Transmission Range Signal C

J

GY/WH

776

Transmission Range Signal P

K

BK/WH

1050

Ground

L

BN

1227

TFT Sensor Signal

M

GY

452

Low Reference

N-R

--

--

Not Used

S

BK

1230

AT ISS High Signal

T

TN

418

TCC PWM Solenoid Valve Control

U

WH

1804

TCC Release Switch Signal

V

D-GN

1231

AT ISS Low Signal

W

--

--

Not Used