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

Park/Neutral Position (PNP) Switch


Object Number: 1468406  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

1

PK

439

Ignition 1 Voltage

2

L-GN/RD

3011

Park/Neutral Position (PNP) L2 Signal

3

D-BU/RD

3010

Park/Neutral Position (PNP) L1 Signal

4

RD/D-BU

3012

Park/Neutral Position (PNP) L3 Signal

5

L-GN/BK

3013

Park/Neutral Position (PNP) L4 Signal

6

--

--

Not Used

7

PK

839

Ignition 1 Voltage

8

L-GN

24

Backup Lamp Supply Voltage

9

OG/BK

434

Automatic Transmission Shift Lock Control

10

BK/WH

251

Ground

Shift Program Switch


Object Number: 1467047  Size: CH

Connector Part Information

    • KET MG 610366
    • 4-Way F PCB 040 Series (WH)

Pin

Wire Color

Circuit No.

Function

1

D-GN/WH

1135

Auto Shift Lock Solenoid Supply Voltage

2

BN/WH

309

Right Park Lamp Supply Voltage

3

D-GN

44

Instrument Panel Lamps Dimmer Switch Signal

4

BK

1050

Ground

Transmission Connector


Object Number: 1497790  Size: CH

Connector Part Information

    • KOSTAL 09430010
    • 16-Way F Connector (BK)

Pin

Wire Color

Circuit No.

Function

1

D-BU/WH

3006

Automatic Transmission Output Shaft Speed (OSS) Sensor - High Signal

2

YE/BK

3007

Automatic Transmission 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

Automatic Transmission Input Shaft Speed (ISS) Sensor - Low Signal

16

YE/BK

3004

Automatic Transmission Input Shaft Speed (ISS) Sensor - High Signal

Transmission Control Module (TCM) A


Object Number: 1468395  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A1

WH/BN

3026

Shift Solenoid (SS) 2 Control

A2

D-GN

3017

Transmission Mode Signal Power

A3

BN

3022

Pressure Control Solenoid (PCS) 4 Control

A4

GY

3008

Transmission Fluid Temperature Sensor Signal

A5

L-BU

20

Stop Lamp Supply Voltage

A6

YE

1481

Hold Mode Indicator Control

A7

BN

2000

Serial Data

A8

PU

1807

CAN Serial Data - High

A9

WH/BK

3025

Shift Solenoid (SS) 1 Control

A10

BN/WH

3023

Pressure Control Solenoid (PCS) 5 Control

A11

D-GN/BK

3021

Pressure Control Solenoid (PCS) 3 Control

A12

D-GN/WH

3024

Pressure Control Solenoid (PCS) 6 Control

A13-A15

--

--

Not Used

A16

YE

710

CAN Serial Data - Low

Transmission Control Module (TCM) B


Object Number: 1468395  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

B1

D-GN/WH

3009

Low Reference

B2

YE/BK

3004

Automatic Transmission Input Shaft Speed (ISS) Sensor - High Signal

B3

OG

440

Battery Positive Voltage

B4

D-BU/WH

3005

Automatic Transmission Input Shaft Speed (ISS) Sensor - Low Signal

B5

YE/BK

3007

Automatic Transmission Output Shaft Speed (OSS) Sensor - Low Signal

B6

RD/D-BU

3012

Park/Neutral Position (PNP) Switch L3 Switch Signal

B7

BN

3051

Shield Ground

BK (North America)

B8

D-GN/WH

817

Vehicle Speed Signal

B9

--

--

Not Used

B10

D-BU/WH

3006

Automatic Transmission Output Shaft Speed (OSS) Sensor - High Signal

B11

L-GN/BK

3013

Park/Neutral Position (PNP) Switch L4 Signal

B12

BK/WH

251

Ground

B13

BK/WH

251

Ground

B14

--

--

Not Used

B15

L-GN/RD

3011

Park/Neutral Position (PNP) Switch L2 Switch Signal

B16

--

--

Not Used

Transmission Control Module (TCM) C


Object Number: 1468395  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

C1

D-BU/RD

3010

Park/Neutral Position (PNP) Switch L1 Signal

C2-C3

--

--

Not Used

C4

D-GN/WH

1135

Auto Shift Lock Solenoid Supply Voltage

C5

--

--

Not Used

C6

OG

2020

Voltage Reference

C7

OG

2020

Voltage Reference

C8

L-BU/BK

3688

Voltage Reference

C9-C14

--

--

Not Used

C15

PK

439

Ignition 1 Voltage

C16

PK

439

Ignition 1 Voltage