GM Service Manual Online
For 1990-2009 cars only
Table 1: Input Shaft Speed (ISS) Sensor
Table 2: Over Drive Switch
Table 3: Park/Neutral Position (PNP) Diode
Table 4: Park/Neutral Position (PNP) Switch
Table 5: Solenoid and Temperature Sensor
Table 6: Transmission Control Module (TCM) - C1
Table 7: Transmission Control Module (TCM) - B
Table 8: Vehicle Speed Sensor (VSS)

Input Shaft Speed (ISS) Sensor


Object Number: 1348542  Size: CH

Connector Part Information

    • Sumitomo E02-FGY
    • 2-Way (BK)

Pin

Wire Color

Circuit No.

Function

1

D-GN/YE

1984

Low Reference

2

OG

1983

Input Shaft Speed (ISS) Sensor Signal

Over Drive Switch


Object Number: 1467109  Size: CH

Connector Part Information

    • KET MG 651026
    • 2-Way F 090-II Series (WH)

Pin

Wire Color

Circuit No.

Function

1

D-GN

2386

Over Drive Switch Signal

2

PK

39

Ignition 1 Voltage

Park/Neutral Position (PNP) Diode


Object Number: 1468507  Size: CH

Connector Part Information

    • KET MG 621538
    • 3-Way DIODE Connector

Pin

Wire Color

Circuit No.

Function

A

OG/BK

971

Park/Neutral Position (PNP) Switch Park Signal

B

D-BU

1786

Transmission Park Neutral Signal 1

C

OG/D-BU

973

Park/Neutral Position (PNP) Switch Neutral Signal

Park/Neutral Position (PNP) Switch


Object Number: 1348540  Size: CH

Connector Part Information

    • Samitomo 6195-0238
    • 9-Way (BK)

Pin

Wire Color

Circuit Number

Function

1

BN/BK

241

Ignition 2 Voltage

2

D-GN/WH

1932

Park/Neutral Position (PNP) Switch 2 Signal

3

BN/WH

771

Park/Neutral Position (PNP) Switch Neutral Signal

4

YE/RD

772

Park/Neutral Position (PNP) Switch Park Signal

5

L-GN

24

Park/Neutral Position (PNP) Switch Reverse Signal

6

YE

5

Starter Solenoid Crank Voltage

7

YE/D-BU

1479

Park/Neutral Position (PNP) Switch Low Signal

8

GY

773

Park/Neutral Position (PNP) Switch Drive Signal

9

PU

6

Crank Voltage

Solenoid and Temperature Sensor


Object Number: 1468413  Size: CH

Connector Part Information

    • Samitomo 6195-0054
    • 8-way

Pin

Wire Color

Circuit Number

Function

1

L-GN

1222

Shift Solenoid A

2

YE/BK

1223

Shift Solenoid B

3

BN

418

Line Pressure Solenoid Signal

4

BN/BK

422

Lock-up Solenoid

5

OG

1991

Line Pressure Solenoid Return

6

YE/BK

1227

Fluid Temperature Sensor Signal

7

D-BU/RD

1984

Fluid Temperature Sensor Return

8

--

--

Not Used

Transmission Control Module (TCM) - C1


Object Number: 845663  Size: CH

Connector Part Information

    • AMP 316371
    • 24-way

Pin

Wire Color

Circuit Number

Function

1

OG

1983

Input Speed Sensor

2

L-BU

1984

Fluid Temperature Sensor Return

3

--

--

Not Used

4

WH

2148

ECM

5

GY/BK

2149

RCM

6

--

--

Not Used

7

BN/BK

422

Lock-up Solenoid

8

OG

1991

Line Pressure Solenoid Return

9

BN

418

Line Pressure Solenoid Signal

10

D-GN

2386

Overdrive Switch

11

GY/BK

2387

Serial Data

12-15

--

--

Not Used

16

PK

1561

A/T Lamp Control

17

PK/RD

339

Ignition Voltage

18

PK/RD

339

Ignition Voltage

19-21

--

--

Not Used

22

L-GN

1222

Shift Solenoid A

23

YE/BK

1223

Shift Solenoid B

24

RD/BK

1240

Battery Voltage

Transmission Control Module (TCM) - B


Object Number: 845663  Size: CH

Connector Part Information

    • AMP 316372-6
    • 24-way

Pin

Wire Color

Circuit Number

Function

1

PU

1319

Diagnostic Enable-Engine/Radio

2

BN/D-GN

437

Vehicle Speed Signal

3-6

--

--

Not Used

7

D-GN/WH

1932

Park/Neutral Position (PNP) Switch 2 Signal

8

YE/RD

772

Park/Neutral Position (PNP) Switch Park Signal

9

BK

750

Ground

10-11

--

--

Not Used

12

YE

400

Vehicle Speed Sensor Signal

13

--

--

Not Used

14

BN/WH

771

Park/Neutral Position (PNP) Switch Neutral Signal

15

--

--

Not Used

16

L-GN

24

Park/Neutral Position (PNP) Switch Reverse Signal

17

GY

773

Park/Neutral Position (PNP) Switch Drive Signal

18

YE/.D-BU

1479

Park/Neutral Position (PNP) Switch Low Signal

19

YE/BK

1227

Fluid Temperature Sensor Signal

20-23

--

--

Not Used

24

BK

750

Ground

Vehicle Speed Sensor (VSS)


Object Number: 1348541  Size: CH

Connector Part Information

    • Sumitomo 6248-5317
    • 3-Way (BK)

Pin

Wire Color

Circuit Number

Function

1

PK/RD

339

Ignition 1 Voltage

2

BK

750

Ground

3

BN/D-GN

437

Vehicle Speed Signal