GM Service Manual Online
For 1990-2009 cars only
Table 1: Transmission Control Module (TCM) - 4L60/4L65
Table 2: Automatic Transmission Shift Lever
Table 3: Park/Neutral Position (PNP) Switch (4L60E/4L65E)
Table 4: Vehicle Speed Sensor (VSS)

Transmission Control Module (TCM) - 4L60/4L65


Object Number: 1989518  Size: CH

Connector Part Information

IL-AG5 Series

Pin

Wire Colour

Wire Size

Function

1

BN

0.5

TCC PWM Solenoid Valve Control

2

L-GN

0.5

Shift Solenoid A Valve Control

3

OG

0.5

Transmission Turbine Speed Switch Signal

4

--

--

Not Used

5

--

--

Not Used

6

BN

0.5

High Speed GMLAN Serial Data Bus-

7

BN/BK

0.5

High Speed GMLAN Serial Data Bus+

8

--

--

Not Used

9

--

--

Not Used

10

--

--

Not Used

11

D-BU

0.5

TCM Accessory Signal

12

--

--

Not Used

13

--

--

Not Used

14

WH/GN

0.5

3-2 Shift Solenoid Valve Control

15

--

--

Not Used

16

L-GN/BK

0.5

OSS Low Signal

17

L-BU/WH

0.5

PC Solenoid Valve Low Control

18

--

--

Not Used

19

--

--

Not Used

20

YE/BK

0.5

Shift Solenoid B Valve Control

21

--

--

Not Used

22

--

--

Not Used

23

GY

0.5

Transmission Range Switch Signal C

24

PK

0.5

Transmission Fluid Pressure Switch Signal A

25

BN/OG

0.5

TCC Solenoid Valve Control

26

--

--

Not Used

27

--

--

Not Used

28

--

--

Not Used

29

BN/YE

0.5

Transmission Range Switch Signal A

30

BN/WH

0.5

Low Reference

31

PK

0.5

Ignition 1 Voltage

32

OG/YE

0.75

Battery Positive Voltage

33

OG

0.5

Transmission Fluid Pressure Switch Signal C

34

--

--

Not Used

35

YE/BK

0.5

TFT Sensor Signal

36

--

--

Not Used

37

BN

0.5

High Speed GMLAN Serial Data Bus-

38

BN/BK

0.5

High Speed GMLAN Serial Data Bus+

39

WH

0.5

Transmission Range Switch Signal P

40

OG/BK

0.5

PC Solenoid Valve High Control

41

PU/WH

0.5

OSS High Signal

42

WH/BU

0.5

Stop Lamp Switch Signal

43

--

--

Not Used

44

D-BU

0.5

Transmission Fluid Pressure Switch Signal B

45

L-BU

0.5

Transmission Turbine Speed Switch Low Reference

46

YE

0.5

Transmission Range Switch Signal B

47

--

--

Not Used

48

--

--

Not Used

49

BK

0.75

Ground

Automatic Transmission Shift Lever


Object Number: 1989513  Size: CH

Connector Part Information

 

Pin

Wire Colour

Wire Size

Function

1

PU

0.3

Transmission Cruise Switch Refernece

2

D-GN/WH

0.3

A/T Shift Lock Control Solenoid Supply Voltage

3

BK

0.3

Ground

4

PU/RD

0.3

Transmission Range Select Reference

5

--

--

Not Used

6

PU/WH

0.3

Steering Column Key Cylinder Lock Solenoid Control

7

--

--

Not Used

8

PU/WH

0.3

LED Backlight Dimming Control

Park/Neutral Position (PNP) Switch (4L60E/4L65E)


Object Number: 1989516  Size: CH

Connector Part Information

 

Pin

Wire Colour

Wire Size

Function

1

--

--

Not Used

2

--

--

Not Used

3

OG/BK

0.5

Park/Neutral Signal

4

YE

0.5

Transmission Range Switch Signal B

5

BN/YE

0.5

Transmission Range Switch Signal A

6

GY

0.5

Transmission Range Switch Signal C

7

BK

.75

Ground

8

WH

0.5

Transmission Range Switch Signal P

9

--

--

Not Used

10

--

--

Not Used

11

--

--

Not Used

12

--

--

Not Used

Vehicle Speed Sensor (VSS)


Object Number: 1989521  Size: CH

Connector Part Information

 

Pin

Wire Colour

Wire Size

Function

A

PU/WH

0.5

OSS High Signal

B

L-GN/BK

0.5

OSS Low Signal