GM Service Manual Online
For 1990-2009 cars only
Table 1: Inline Harness Connector - Engine Side
Table 2: Inline Harness Connector - Transmission Side

Inline Harness Connector - Engine Side


Object Number: 684844  Size: CH

Connector Part Information

    • 12160493
    • 14F 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 - Early Production

OG/BK - Late Production

1228

Pressure Control (PC) Solenoid Valve Controlled Power

D

L-BU/WH

1229

PC Solenoid Valve Controlled Ground

E

PK

1020

Transmission Solenoid Power

F-K

--

--

Not Used

L

YE/BK

1227

Transmission Fluid Temperature (TFT) Sensor Signal

M

BK - Early Production

TN - Late Production

2762

TFT Sensor Ground

N

PK

1224

TFP Switch Signal A

P

RD - Early Production

OG - Late Production

1226

TFP Switch Signal C

R

D-BU

1225

TFP Switch Signal B

S

BN

418

Torque Converter Clutch (TCC) Solenoid Valve Control

T-W

--

--

Not Used

Inline Harness Connector - Transmission Side


Object Number: 539670  Size: CH

Connector Part Information

    • 12160782
    • 14M 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 Controlled Power

D

L-BU

1229

PC Solenoid Valve Controlled Ground

E

RD

839

Transmission Solenoid Power

F-K

--

--

Not Used

L

BN

1227

Transmission Fluid Temperature (TFT) Sensor Signal

M

GY

452

TFT Sensor Ground

N

PK

1224

TFP Switch Signal A

P

OG

1226

TFP Switch Signal C

R

D-BU

1225

TFP Switch Signal B

S

BN

418

Torque Converter Clutch (TCC) Solenoid Valve Control

T-W

--

--

Not Used