GM Service Manual Online
For 1990-2009 cars only

Automatic Transmission Inline 20-Way Connector End View 2.2L

Table 1: Engine Side
Table 2: Transmission Side

Engine Side


Object Number: 684844  Size: CH

Connector Part Information

    • 12160493
    • 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

Pressure Control (PC) Solenoid Valve High Control

D

L-BU/WH

1229

PC Solenoid Valve Low Control

E

PK

839

Ignition 1 Voltage

F-K

--

--

Not Used

L

YE/BK

1227

Transmission Fluid Temperature (TFT) Sensor Signal

M

BK

407

Low Reference

N

--

--

Not Used

P

RD

1226

TFP Switch Signal C

R

D-BU

1225

TFP Switch Signal B

S

RD/BK

1230

Input Speed Sensor (ISS) High Signal

T

BN

418

Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve Control

U

YE

657

TCC Release Switch Signal

V

D-BU/WH

1231

ISS Low Signal

W

--

--

Not Used

Transmission Side


Object Number: 808696  Size: CH

Connector Part Information

    • 12160782
    • 20-Way M Micro-Pack 100W Series (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

Pressure Control (PC) Solenoid Valve High Control

D

L-BU

1229

PC Solenoid Valve Low Control

E

RD

839

Ignition 1 Voltage

F-K

--

--

Not Used

L

BN

1227

Transmission Fluid Temperature (TFT) Sensor Signal

M

GY

452

Low Reference

N

--

--

Not Used

P

RD

1226

TFP Switch Signal C

R

D-BU

1225

TFP Switch Signal B

S

BK

1230

Input Speed Sensor (ISS) High Signal

T

TN

418

Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve Control

U

WH

1804

TCC Release Switch Signal

V

GN

1231

ISS Low Signal

W

--

--

Not Used

Automatic Transmission Inline 20-Way Connector End View 3.0L

Table 1: Engine Side
Table 2: Transmission Side

Engine Side


Object Number: 684844  Size: CH

Connector Part Information

    • 12160493
    • 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

Pressure Control (PC) Solenoid Valve High Control

D

L-BU/WH

1229

PC Solenoid Valve Low Control

E

PK

839

Ignition 1 Voltage

F-K

--

--

Not Used

L

YE/BK

1227

Transmission Fluid Temperature (TFT) Sensor Signal

M

OG/BK

586

Transmission Fluid Temperature (TFT) Low Reference

N

--

--

Not Used

P

RD

1226

TFP Switch Signal C

R

D-BU

1225

TFP Switch Signal B

S

RD/BK

1230

Input Speed Sensor (ISS) High Signal

T

BN

418

Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve Control

U

WH

1804

TCC Release Switch Signal

V

D-BU/WH

1231

ISS Low Signal

W

--

--

Not Used

Transmission Side


Object Number: 808696  Size: CH

Connector Part Information

    • 12160782
    • 20-Way M Micro-Pack 100W Series (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

Pressure Control (PC) Solenoid Valve High Control

D

L-BU

1229

PC Solenoid Valve Low Control

E

RD

839

Ignition 1 Voltage

F-K

--

--

Not Used

L

BN

1227

Transmission Fluid Temperature (TFT) Sensor Signal

M

GY

452

Low Reference

N

--

--

Not Used

P

RD

1226

TFP Switch Signal C

R

D-BU

1225

TFP Switch Signal B

S

BK

1230

Input Speed Sensor (ISS) High Signal

T

TN

418

Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve Control

U

WH

1804

TCC Release Switch Signal

V

GN

1231

ISS Low Signal

W

--

--

Not Used