GM Service Manual Online
For 1990-2009 cars only
Connector 1: Input Shaft Speed (ISS) Sensor Connector, Wiring Harness Side
Connector 2: Output Shaft Speed (OSS) Sensor, Wiring Harness Side
Connector 3: Park/Neutral Position Switch Assembly, Wiring Harness Side
Connector 4: Stop Lamp Switch - Lower
Connector 5: Stop Lamp Switch - Upper
Connector 6: Transmission Control Module C1
Connector 7: Transmission Control Module C2

Input Shaft Speed (ISS) Sensor Connector, Wiring Harness Side


Object Number: 882510  Size: CH

Connector Part Information

  • OEM: 6189-0031
  • Service: Not serviced
  • Description: Conn 2F (BU)

Terminal Part Information

  • Terminal: Not serviced
  • Core/Insulation Crimp: Not serviced
  • Release Tool/Test Probe: Not serviced

Input Shaft Speed (ISS) Sensor Connector, Wiring Harness Side

Pin

Wire Color

Circuit No.

Function

1

D-BU/WH

1231

AT ISS Sensor Signal

2

OG/BK

1230

AT ISS Sensor High Signal

Output Shaft Speed (OSS) Sensor, Wiring Harness Side


Object Number: 882510  Size: CH

Connector Part Information

  • OEM: 6189-0031
  • Service: Not serviced
  • Description: Conn 2F (BU)

Terminal Part Information

  • Terminal: Not serviced
  • Core/Insulation Crimp: Not serviced
  • Release Tool/Test Probe: Not serviced

Output Shaft Speed (OSS) Sensor, Wiring Harness Side

Pin

Wire Color

Circuit No.

Function

1

PU

401

OSS Low Signal

2

YE

400

OSS High Signal

Park/Neutral Position Switch Assembly, Wiring Harness Side


Object Number: 882507  Size: CH

Connector Part Information

  • OEM: 7223-6508-30A
  • Service: Not serviced
  • Description: Conn 10F (BK)

Terminal Part Information

  • Terminal: Not serviced
  • Core/Insulation Crimp: Not serviced
  • Release Tool/Test Probe: Not serviced

Park/Neutral Position Switch Assembly, Wiring Harness Side

Pin

Wire Color

Circuit No.

Function

1

PK

239

Ignition 1 Voltage

2

L-GN

24

Backup Lamp Supply Voltage

3

OG/BK

1786

Park/Neutral Signal

4

PK

239

Ignition 1 Voltage

5

GY

773

Transmission Range Switch Signal C

6

YE

772

Transmission Range Switch Signal B

7

--

--

Not Used

8

WH

776

Transmission Range Switch Signal P

9

BK/WH

451

Ground

10

TN/WH

771

Transmission Range Switch Signal A

Stop Lamp Switch - Lower


Object Number: 287957  Size: CH

Connector Part Information

  • OEM: 1204143
  • Service: Not serviced
  • Description: 2-Way F Metri-Pack 280 Series (BK)

Terminal Part Information

  • Terminal: Not serviced
  • Core/Insulation Crimp: Not serviced
  • Release Tool/Test Probe: Not serviced

Stop Lamp Switch - Lower

Pin

Wire Color

Circuit No.

Function

A

PK

339

Ignition 1 Voltage

B

VT

420

TCC Brake Switch/Cruise Control Release Signal

Stop Lamp Switch - Upper


Object Number: 73251  Size: CH

Connector Part Information

  • OEM: 12033701
  • Service: Not serviced
  • Description: 2-Way F Metri-Pack 480 Series (GY)

Terminal Part Information

  • Terminal: Not serviced
  • Core/Insulation Crimp: Not serviced
  • Release Tool/Test Probe: Not serviced

Stop Lamp Switch - Upper

Pin

Wire Color

Circuit No.

Function

A

OG

140

Battery Positive Voltage

B

L-BU

20

Stop Lamp Switch Signal

Transmission Control Module C1


Object Number: 882502  Size: CH

Connector Part Information

  • OEM: 1928403820
  • Service: Not serviced
  • Description: Conn 38F (BK)

Terminal Part Information

  • Terminal: Not serviced
  • Core/Insulation Crimp: Not serviced
  • Release Tool/Test Probe: Not serviced

Transmission Control Module C1

Pin

Wire Color

Circuit No.

Function

1-20

--

--

Not Used

21

YE

743

Accessory Voltage

22

PK

639

Ignition 1 Voltage

23

BK/WH

451

Ground

24

--

--

Not Used

25

TN/BK

2500

High Speed GMLAN Serial Data Bus +

26

TN

2501

High Speed GMLAN Serial Data Bus -

27-30

--

--

Not Used

31

PK

639

Ignition 1 Voltage

32

BK/WH

451

Ground

33

RD/WH

1440

Battery Positive Voltage

34

--

--

Not Used

35

TN/BK

2500

High Speed GMLAN Serial Data Bus +

36

TN

2501

High Speed GMLAN Serial Data Bus -

37-38

--

--

Not Used

Transmission Control Module C2


Object Number: 882504  Size: CH

Connector Part Information

  • OEM: 1928403311
  • Service: Not serviced
  • Description: Conn 38F (BK)

Terminal Part Information

  • Terminal: Not serviced
  • Core/Insulation Crimp: Not serviced
  • Release Tool/Test Probe: Not serviced

Transmission Control Module C2

Pin

Wire Color

Circuit No.

Function

1-5

--

--

Not Used

6

TN/WH

771

Transmission Range Switch Signal A

7

GY

773

Transmission Range Switch Signal C

8

PU

898

Shift Solenoid Valve 3 High Control

9-11

--

--

Not Used

12

D-BU

5509

TCC Pressure Control Solenoid Low Reference

13

OG/WH

2527

Shift Solenoid Valve  5 High Control

14

YE/BK

2879

Shift Solenoid Valve 4 High Control

15

PU/WH

5510

Line Pressure Control Solenoid Valve Low Control

16

YE

772

Transmission Range Switch Signal B

17

WH

776

Transmission Range Switch Signal P

18-20

--

--

Not Used

21

TN/WH

585

Transmission Fluid Temperature Sensor Signal

22

D-BU/WH

1231

ISS Sensor Signal

23

PU

401

OSS Sensor Signal

24

YE/BK

1223

Shift Solenoid Valve 2 High Control

25

D-GN

5511

TCC Pressure Control Solenoid Valve High Control

26

WH

2880

Shift Pressure Control Solenoid Valve High Control

27-30

--

--

Not Used

31

OG/BK

586

Transmission Fluid Temperature Sensor Low Reference

32

OG/BK

1230

ISS Sensor High Reference

33

YE

400

OSS Sensor High Reference

34

L-GN

1222

Shift Solenoid Valve 1 High Control

35

WH

1994

Line Pressure Control Solenoid Valve High Control

36

GY

5508

Shift Pressure Control Solenoid Valve Low Control

37-38

--

--

Not Used