GM Service Manual Online
For 1990-2009 cars only
Connector 1: Automatic Transmission Connector
Connector 2: Park/Neutral Position (PNP) Switch
Connector 3: Shift Program Switch - Hold
Connector 4: Shift Program Switch - Power Mode
Connector 5: Transmission Control Module (TCM) A
Connector 6: Transmission Control Module (TCM) B
Connector 7: Transmission Control Module (TCM) C

Automatic Transmission Connector


Object Number: 1497790  Size: CH

Connector Part Information

  • OEM: KOSTAL 09430010
  • Service: N/A
  • Description: 16-Way Connector (BK)

Automatic Transmission Connector

Pin

Wire Color

Circuit No.

Function

1

D-BU

400

Output Shaft Speed (OSS) Sensor - High Signal

2

WH

401

Output Shaft Speed (OSS) Sensor - Low Signal

3

RD

1239

Ignition 1 Voltage

4

L-BU

469

Low Reference

5

D-GN/D-BU

1531

Voltage Reference

6

D-BU

1224

Pressure Control Solenoid (PCS) 3 Control

7

WH

1225

Pressure Control Solenoid (PCS) 4 Control

8

--

--

Not Used

9

BN/BK

1227

Transmission Fluid Temperature (TFT) Sensor Signal

10

D-GN

1226

Pressure Control Solenoid (PCS) 5 Control

11

L-GN/RD

1221

Pressure Control Solenoid (PCS) 6 Control

12

GY

1222

Shift Solenoid (SS) 1 Control

13

WH/RD

1223

Shift Solenoid (SS) 2 Control

14

--

--

Not Used

15

YE/BK

1984

Input Shaft Speed (ISS) Sensor - Low Signal

16

D-BU/WH

1983

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

Park/Neutral Position (PNP) Switch


Object Number: 1468406  Size: CH

Connector Part Information

  • OEM: KET MG 641299
  • Service: N/A
  • Description: 10-Way F SSD & 0509 Connector (BK)

Park/Neutral Position (PNP) Switch

Pin

Wire Color

Circuit No.

Function

1

PK

539

Ignition 1 Voltage

2

PU

772

Park/Neutral Position (PNP) L2 Signal

3

L-GN/BK

771

Park/Neutral Position (PNP) L1 Signal

4

GY

773

Park/Neutral Position (PNP) L3 Signal

5

L-GN

776

Park/Neutral Position (PNP) L4 Signal

6

--

--

Not Used

7

PK/BK

739

Ignition 1 Voltage

8

L-GN/BK

24

Backup Lamp Supply Voltage

9

PU

434

Neutral/Safety Switch Signal

10

BK/WH

51

Ground

Shift Program Switch - Hold


Object Number: 1468420  Size: CH

Connector Part Information

  • OEM: MOLEX 5557-04R
  • Service: N/A
  • Description: 4-Way F Mini Fit Conn. Rec. Housing

Shift Program Switch - Hold

Pin

Wire Color

Circuit No.

Function

1

D-BU

44

Instrument Panel Lamps Dimmer Switch Signal

2

PU

309

Right Park Lamp Supply Voltage

3

GY/BK

1198

Hold Mode Switch Signal

4

BK

1050

Ground

Shift Program Switch - Power Mode


Object Number: 1468520  Size: CH

Connector Part Information

  • OEM: MOLEX 35128-0200
  • Service: N/A
  • Description: 2-Way F 352128 Series (WH)

Shift Program Switch - Power Mode

Pin

Wire Color

Circuit No.

Function

1

BK

1050

Ground

2

L-BU

553

Power Mode Switch Signal

Transmission Control Module (TCM) A


Object Number: 1468395  Size: CH

Connector Part Information

  • OEM: KET MG 651803-2
  • Service: N/A
  • Description: 16-Way F .060-II Connector (GN)

Transmission Control Module (TCM) A

Pin

Wire Color

Circuit No.

Function

A1

WH/RD

1223

Shift Solenoid (SS) 2 Control

A2

L-BU

1493

Power Mode Indicator Lamp Control

A3

WH

1225

Pressure Control Solenoid (PCS) 4 Control

A4

BN/BK

1227

Transmission Fluid Temperature Sensor Signal

A5

BN

20

Stop Lamp Switch Signal

A6

WH/D-GN

1152

Hold Indicator Lamp Control

A7

L-GN

2152

Transmission Control Module (TCM) Serial Data

A8

D-GN

2148

CAN Serial Data - High (MR-140)

A9

GY

1222

Shift Solenoid (SS) 1 Control

A10

D-GN

1226

Pressure Control Solenoid (PCS) 5 Control

A11

D-BU

1224

Pressure Control Solenoid (PCS) 3 Control

A12

L-GN/RD

1221

Pressure Control Solenoid (PCS) 6 Control

A13

WH/D-BU

433

Delivered Torque Signal (ITMS-6F)

A14

--

--

Not Used

A15

BK/WH

51

Ground

A16

BN

2149

CAN Serial Data - Low (MR-140)

Transmission Control Module (TCM) B


Object Number: 1468395  Size: CH

Connector Part Information

  • OEM: KET MG 651804-6
  • Service: N/A
  • Description: 16-Way F .060-II Connector (BU)

Transmission Control Module (TCM) B

Pin

Wire Color

Circuit No.

Function

B1

L-BU

469

Low Reference

B2

D-BU/WH

1983

Input Shaft Speed (ISS) Sensor - High Signal

B3

OG/BK

240

Battery Positive Voltage

B4

YE/BK

1984

Input Shaft Speed (ISS) Sensor - Low Signal

B5

WH

401

Output Shaft Speed (OSS) Sensor - Low Signal

B6

GY

773

Park/Neutral Position (PNP) Switch L3 Switch Signal

B7

D-BU

1057

Shield Ground

B8

BN/WH

817

Vehicle Speed Signal

B9

L-BU/BK

553

Power Mode Switch Signal

B10

D-BU

400

Output Shaft Speed (OSS) Sensor - High Signal

B11

L-GN

776

Park/Neutral Position (PNP) Switch L4 Signal

B12

BK/WH

51

Ground

B13

BK/WH

51

Ground

B14

--

--

Not Used

B15

PU

772

Park/Neutral Position (PNP) Switch L2 Switch Signal

B16

--

--

Not Used

Transmission Control Module (TCM) C


Object Number: 1468395  Size: CH

Connector Part Information

  • OEM: KET MG 651802-4
  • Service: N/A
  • Description: 16-Way F .060-II Connector (GY)

Transmission Control Module (TCM) C

Pin

Wire Color

Circuit No.

Function

C1

L-GN/BK

771

Park/Neutral Position (PNP) Switch L1 Signal

C2

GY

121

Engine Speed Signal (ITMS-6F)

C3

--

--

Not Used

C4

GY/BK

1198

Hold Mode Switch Signal

C5

--

--

Not Used

C6

D-GN/D-BU

1531

Voltage Reference

C7

D-GN/D-BU

1531

Voltage Reference

C8

RD

1239

Ignition 1 Voltage

C9

--

--

Not Used

C10

D-BU

411

Throttle Position (TP) Signal (ITMS-6F)

C11

--

--

Not Used

C12

D-GN

85

Cruise Control Engage Signal

C13

BN/BK

1786

Park/Neutral Signal

C14

YE/D-BU

422

Requested Torque Signal (ITMS-6F)

C15

PK

539

Ignition 1 Voltage

C16

PK

539

Ignition 1 Voltage