GM Service Manual Online
For 1990-2009 cars only
Table 1: Automatic Transmission Control Indicator
Table 2: Automatic Transmission Winter Mode Switch
Table 3: Case Adaptor
Table 4: Main Case
Table 5: Output Shaft Speed (OSS) Sensor
Table 6: Transmission Control Module (TCM)
Table 7: Transmission Control Selector Switch
Table 8: Wide Open Throttle (WOT) Switch

Automatic Transmission Control Indicator


Object Number: 193867  Size: CH

Connector Part Information

ZF 12-3

Pin

Wire Color

Circuit No.

Function

1

--

--

NOT USED

2

BLK

F970

Ground to G103

3-4

--

--

NOT USED

5

BRN

X90

B+ from fuse #3

6

GRY/GRN

RU500

B+ from fuse #26

7

GRY/YEL

RB70

Diiming control signal

8

BLK/BLU

FP400

Transmission position indicator

9

BLK/GRN

FU400

Transmission position indicator

10

BLK/YEL

FB400

Transmission position indicator

11

GRY

R400

Transmission position indicator

12

--

--

NOT USED

Automatic Transmission Winter Mode Switch


Object Number: 194368  Size: CH

Connector Part Information

ZPM 4-50

Pin

Wire Color

Circuit No.

Function

A

GRN

U102

Winter mode switch output signal

B

BLK

F960

Ground to G103

C

BRN/GRN

XU100

2nd gear indicator control

D

BRN

X14

B+ from fuse #3

Case Adaptor


Object Number: 194413  Size: CH

Connector Part Information

ZPF 4-1

Pin

Wire Color

Circuit No.

Function

A

BLK/YEL

FB738

TCC solenoid control signal

B

BLK/PPL

FY740

PCS signal HI

C

GRY/RED

RA741

PCS signal LOW

D

BLU/BLK

PF854

12 V reference

Main Case


Object Number: 194236  Size: CH

Connector Part Information

    • 12199508
    • ASM 7F M/P 150 (Black)

Pin

Wire Color

Circuit No.

Function

A

BLU/YEL

PB743

2-3 shift solenoid control

B

GRY/BLK

RF745

Brake band signal

C

BLU/WHT

PM748

1-2 and 3-4 shift solenoid control

D

BLU/BLK

PF954

Common signal

E

BRN/GRN

XU716

Transmission fluid temperature signal

F

BLK/BLU

FP722

Transmission fluid temperature signal

Output Shaft Speed (OSS) Sensor


Object Number: 193718  Size: CH

Connector Part Information

ZPF 2-2

Pin

Wire Color

Circuit No.

Function

1

BLK/YEL

FB703

Output shaft speed signal

2

BLU/GRN

PU705

Output shaft speed signal

Transmission Control Module (TCM)


Object Number: 193887  Size: CH

Connector Part Information

ZFW 55-3

Pin

Wire Color

Circuit No.

Function

1

BLK/RED

FA701

P/N output

2

--

--

NOT USED

3

BLK/GRN

FB720

Output shaft speed signal

4

BRN/GRN

XU51

Torque control output

5

BLU/GRN

PU714

Output shaft speed signal

6

--

--

NOT USED

7

BLK/YEL

FB800

Sport indicator control

8

BLK/YEL

FB709

Transmission position signal

9

GRY

R40

Desired engine torque input

10

PPL

Y40

Delivered transmission torques output

11

GRN

U43

Tachometer input

12

BRN/WHT

XU100

2nd gear start indicator

13

BRN/WHT

XM12

Serial data

14

--

--

NOT USED

15

BRN/WHT

XM105

Wide open throttle signal

16

BRN/GRN

XU716

Transmission fluid temperature signal

17

--

--

NOT USED

18

BLK

S40

Shield wire

19

BLK

F819

Ground to G103

20

--

--

NOT USED

21

BLK/WHT

FM17

A/C request input

22

BLK/BLU

FP722

Transmission fluid temperature signal

23

BLK/BLU

FP10

FP400

Transmission position signal

24-25

--

--

NOT USED

26

BLK/GRN

FU2

FU400

Transmission position signal

27

--

--

NOT USED

28

RED

A828

B+ from fuse #5

29

GRY

R133

Transmission service indicator

30

--

--

NOT USED

31

GRN

U102

2nd gear start input

32

BLU

P50

MIL request output

33

GRY

R400

Transmission position signal

34

BLU

P100

Sport mode input

35

BLK

F836

Ground to G103

36

--

--

NOT USED

37

BRN

X837

B+ from fuse #16

38

BLK/YEL

FB738

TCC solenoid control

39

BLK/YEL

FB200

Stop lamp switch signal

40

BLK/PPL

FY740

Pressure control solenoid valve

41

GRY/RED

RA741

Pressure control solenoid valve signal

42

--

--

NOT USED

43

BLU/YEL

PB743

2-3 shift solenoid signal

44

GRY

P802

Delivered engine torque input

45

GRY/BLK

RF745

Brake band signal

46-47

--

-

NOT USED

48

BLU/WHT

PM748

1-2 and 3-4 shift solenoid signal

49-53

--

--

NOT USED

54

BLU/BLK

PF754

Common signal

55

BRN/YEL

XB54

ECM signal

Transmission Control Selector Switch


Object Number: 193873  Size: CH

Connector Part Information

F 9-23

Pin

Wire Color

Circuit No.

Function

1

GRN

U900

Brake to shift signal

2

BLU

P100

Sport mode input signal

3-5

--

--

NOT USED

6

BLK

F950, F960

Ground to G103

7

YEL

B901

Ground in PARK

8

BLK/BRN

FX900

Sport mode switch signal

9

YEL

B900

Gear out of park signal

Wide Open Throttle (WOT) Switch


Object Number: 194337  Size: CH

Connector Part Information

ZPM 2-3

Pin

Wire Color

Circuit No.

Function

A

BRN/WHT

XM105

Wide open throttle signal

B

BLK

F207

Ground to G103