GM Service Manual Online
For 1990-2009 cars only

AT Inline Harness 20-way Connector, Engine Side


Object Number: 529775  Size: CH

Connector Part Information

    • 12160280
    • 20 Way F Micro-Pack 100W Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1222

1-2 Shift Solenoid Valve Control

B

YEL/BLK

1223

2-3 Shift Solenoid Valve Control

C

RED/BLK

1228

Pressure Control Solenoid Valve Controlled Power Feed

D

LT BLU/WHT

1229

Pressure Control Solenoid Valve Controlled Ground

E

PNK

839

Power Feed

F

BLK/WHT

771

IMS Signal A

G

YEL

772

IMS Signal B

H

GRY

773

IMS Signal C

J

WHT

776

IMS Signal P

K

BLK/WHT

451

Ground

L

YEL/BLK

2762

Transmission Fluid Temperature Sensor Signal

M

BLK

2762

TFT Sensor Ground

N

PNK

1224

TFP Switch Signal A

P

RED

1226

TFP Switch Signal C

R

DK BLU

1225

TFP Switch Signal B

S

RED/BLK

1230

Automatic Transmission Input Shaft Speed Sensor Signal

T

BRN

418

Torque Converter Clutch Pulse Width Modulation Solenoid Valve Control

U

YEL

657

TCC Release Switch Input

V

DK BLU/WHT

1231

Automatic Transmission Input Shaft Speed Sensor Ground

W

--

--

Not Used

AT Inline Harness 20-way Connector, Transmission Side


Object Number: 553616  Size: CH

Connector Part Information

    • 12176566
    • 20 Way M Micro-Pack 100W Lock Assist/Seal (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1222

1-2 Shift Solenoid Valve

B

YEL

1223

2-3 Shift Solenoid Valve

C

PPL

1228

Pressure Control Solenoid Valve Controlled Power Feed

D

LT BLU

1229

Pressure Control Solenoid Valve Controlled Ground

E

RED

839

Power Feed

F

RED/BLK

771

IMS Signal A

G

DK GRN/WHT

772

IMS Signal B

H

YEL/BLK

773

IMS Signal C

J

GRY/WHT

776

IMS Signal P

K

BLK/WHT

1050

Ground

L

BRN

1227

Transmission Fluid Temperature Sensor Signal

M

GRY

452

TFT Sensor Ground

N

PNK

1224

TFP Switch Signal A

P

ORN

1226

TFP Switch Signal C

R

DK BLU

1225

TFP Switch Signal B

S

BLK

1230

Automatic Transmission Input Shaft Speed Sensor Signal

T

TAN

418

Torque Converter Clutch Pulse Width Modulation Solenoid Valve Control

U

WHT

1804

TCC Release Switch Input

V

DK GRN

1231

Automatic Transmission Input Shaft Speed Sensor Ground

W

--

--

Not Used