GM Service Manual Online
For 1990-2009 cars only
Table 1: Automatic Transmission Connector
Table 2: Park Neutral Position Switch
Table 3: Shift Program Switch
Table 4: Transmission Control Module (TCM)-A
Table 5: Transmission Control Module (TCM)-B
Table 6: Transmission Control Module (TCM)-C

Automatic Transmission Connector


Object Number: 1497790  Size: CH

Connector Part Information

    • PL 09430010
    • 16-Way Connector (BK)

Pin

Wire Color

Circuit Number

Function

1

D-BU/WH

3006

AT Output Shaft Speed (OSS) Sensor High Signal

2

YE/BK

3007

AT Output Shaft Speed (OSS) Sensor Low Signal

3

L-BU/BK

3688

Voltage Reference

4

D-GN/WH

3009

Low Reference

5

OG

2020

Voltage Reference

6

D-GN/BK

3021

Pressure Control Solenoid (PCS) 3 Control

7

BN

3022

Pressure Control Solenoid (PCS) 4 Control

8

--

--

Not Used

9

GY

3008

Transmission Fluid Temperature Sensor Signal

10

BN/WH

3023

Pressure Control Solenoid (PCS) 5 Control

11

D-GN/WH

3024

Pressure Control Solenoid (PCS) 6 Control

12

WH/BK

3025

Shift Solenoid (SS) 1 Control

13

WH/BN

3026

Shift Solenoid (SS) 2 Control

14

--

--

Not Used

15

D-BU/WH

3005

AT Input Shaft Speed (SS) Sensor Low Signal

16

YE/BK

3004

AT Input Shaft Speed (SS) Sensor High Signal

Park Neutral Position Switch


Object Number: 1468406  Size: CH

Connector Part Information

    • KET MG 641299
    • 10-Way F SSD & 0509 Connector (BK)

Pin

Wire Color

Circuit Number

Function

1

PK

439

Ignition 1 Voltage

2

L-GN/RD

3011

Park/NeutralPosition (PNP) Switch L2 Signal

3

D-BU/RD

3010

Park/NeutralPosition (PNP) Switch L1 Signal

4

RD/D-BU

3012

Park/NeutralPosition (PNP) Switch L3 Signal

5

L-GN/BK

3013

Park/NeutralPosition (PNP) Switch L4 Signal

6

--

--

Not Used

7

PK

839

Reverse 1 Voltage

8

L-GN

24

Backup Lamp Supply Voltage

9

OG/BK

1786

Transmission Park/Neutral Signal

10

BK

251

Ground

Shift Program Switch


Object Number: 1467039  Size: CH

Connector Part Information

    • KET MG 610396
    • 4-Way F SDL Series (WH)

Pin

Wire Color

Circuit Number

Function

1

D-GN

44

Instrument Panel Lamp Dimming Control

2

BN/WH

309

Right Park Lamp Supply Voltage

3

L-GN/WH

1027

Transmission Hold Signal

4

BK

250

Ground

Transmission Control Module (TCM)-A


Object Number: 1468395  Size: CH

Connector Part Information

    • KET MG 651804-2
    • 16-Way F .060-II Connector (BU)

Pin

Wire Color

Circuit Number

Function

1

WH/BN

3026

Shift Solenoid (SS) 2 Control

2

--

--

Not Used

3

BN

3022

Pressure Control Solenoid (PCS) 4 Control

4

GY

3008

Transmission Fluid Temperature (TFT) Sensor Signal

5

L-BU

20

Stop Lamp Supply Voltage / Stop Lamp Switch Signal

6

BN

3018

Hold Mode Indicator Control

7

D-GN

905

Serial Data

8

YE/BK

1921

CAN Serial Data High

9

WH/BK

3025

Shift Solenoid (SS) 1 Control

10

BN/WH

3023

Pressure Control Solenoid (PCS) 5 Control

11

D-GN/BK

3021

Pressure Control Solenoid (PCS) 3 Control

12

D-GN/WH

3024

Pressure Control Solenoid (PCS) 6 Signal

13

YE

1410

Delivered Torque Signal

14-15

--

--

Not Used

16

WH/BK

1922

CAN Serial Data Low

Transmission Control Module (TCM)-B


Object Number: 1468395  Size: CH

Connector Part Information

    • KET MG 651803-6
    • 16-Way F .060-II Connector (GN)

Pin

Wire Color

Circuit Number

Function

1

D-GN/WH

3009

Low Reference

2

YE/BK

3004

AT Input Shaft Speed (ISS) Sensor High Signal

3

OG

440

Battery Positive Voltage

4

D-BU/WH

3005

AT Input Shaft Speed (ISS) Sensor Low Signal

5

YE/BK

3007

AT Output Shaft Speed (OSS) Sensor Low Signal

6

RD/D-BU

3012

PNP Switch L3 Signal

7

BK

3051

Shield Ground

8

D-GN/WH

817

Vehicle Speed Signal

9

--

--

Not Used

10

D-BU/WH

3006

Automatic Transmission Output Shaft Speed (OSS) Sensor High Signal

11

L-GN/BK

3013

Park/Neutral Position (PNP Switch L4 Signal

12

BK/WH

251

Ground

13

BK/WH

251

Ground

14

--

--

Not Used

15

L-GN/RD

3011

Park/Neutral Position (PNP Switch L2 Signal

16

--

--

Not Used

Transmission Control Module (TCM)-C


Object Number: 1468395  Size: CH

Connector Part Information

    • KET MG 651802-4
    • 16-Way F .060-II Connector (GY)

Pin

Wire Color

Circuit Number

Function

1

D-BU/RD

3010

Park/Neutral Position (PNP) Switch L1 Signal

2

WH

121

Engine Speed Signal

3

--

--

Not Used

4

L-GN/WH

1027

Transmission Hold Signal

5

--

--

Not Used

6

OG

2020

Battery Voltage

7

OG

2020

Battery Voltage

8

L-BU/BK

3688

Battery Voltage

9

--

--

Not Used

10

D-BU/D-GN

3033

Throttle Position (TP) Sensor Signal

11-12

--

--

Not Used

13

OG/BK

434

Park/Neutral Position (PNP) Signal

14

GY/BK

3015

Requested Torque Signal

15

PK

439

Ignition 1 Voltage

16

PK

439

Ignition 1 Voltage