GM Service Manual Online
For 1990-2009 cars only
Table 1: Automatic Transmission Connector C175
Table 2: Automatic Transmission Preference Switch Connector (Utility w/ Floor Shift)

Automatic Transmission Connector C175


Object Number: 362726  Size: CF

Connector Part Information

    • 15312477 (Engine Harness Side)
    • 20-Way F Micro-Pack 100 Series (GRY)

Connector Part Information

    • 12160545 (Transmission Side)
    • 20-Way M Micro-Pack 100 Series (GRY)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1222

1-2 Shift Solenoid Valve Control

A

LT GRN

1222

1-2 Shift Solenoid Valve Control

B

YEL/BLK

1223

2-3 Shift Solenoid Valve Control

B

YEL

1223

2-3 Shift Solenoid Valve Control

C

RED/BLK

1228

Pressure Control (PC) Solenoid Valve HIGH

C

PPL

1228

Pressure Control (PC) Solenoid Valve HIGH

D

LT BLU/WHT

1229

PC Valve LOW

D

LT BLU

1229

PC Valve LOW

E

PNK

1020

Transmission Solenoid Power

E

RED

839

Transmission Solenoid Power

F-K

--

--

Not Used

F-K

--

--

Not Used

L

YEL/BLK

1227

Transmission Fluid Temperature (TFT) Sensor HIGH

L

BRN

1227

Transmission Fluid Temperature (TFT) Sensor HIGH

M

BLK

407

(2.2L)

TFT Sensor LOW

M

GRY

452

TFT Sensor LOW

M

BLK

470

(4.3L)

TFT Sensor LOW

M

GRY

452

TFT Sensor LOW

N

PNK

1224

Range Signal A

N

PNK

1224

Range Signal A

P

RED

1226

Range Signal C

P

ORN

1226

Range Signal C

R

DK BLU

1225

Range Signal B

R

DK BLU

1225

Range Signal B

S

WHT

687

3-2 Shift Solenoid Valve Assembly Control

S

WHT

687

3-2 Shift Solenoid Valve Assembly Control

T

TAN/BLK

422

Torque Converter Clutch Solenoid Valve Control

T

BLK

422

Torque Converter Clutch Solenoid Valve Control

U

BRN

418

Torque Converter Clutch Pulse Width Modulation Solenoid Valve Control

U

TAN

418

Torque Converter Clutch Solenoid Valve Control

V-W

--

--

Not Used

V-W

--

--

Not Used

Automatic Transmission Preference Switch Connector (Utility w/ Floor Shift)


Object Number: 39661  Size: CH

Connector Part Information

    • 12047785
    • 4-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

1850

Ground

B

GRY

1220

Fuse Output - Instrument Panel Lamps

C

--

--

Not Used

D

LT BLU

553

Transmission Shift Select Switch Output - Performance