GM Service Manual Online
For 1990-2009 cars only
Table 1: TCC Brake Switch Connector, Wiring Harness Side
Table 2: Transmission Control Module Connector

TCC Brake Switch Connector, Wiring Harness Side


Object Number: 130679  Size: CH

Connector Part Information

    • 12033704
    • Conn 4F M/P 280 (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

1039

Voltage

B

PPL

420

TCC Brake Switch Signal

C

PNK

1039

Voltage

D

GRY

847

Extended Travel Brake Switch Signal

Transmission Control Module Connector


Object Number: 821223  Size: CH

Connector Part Information

Conn 42F Module 1 Socket Housing

Pin

Wire Color

Circuit No.

Function

1

YEL

400

Output Shaft Speed (OSS) Sensor High Signal

2

PPL

401

Output Shaft Speed (OSS) Sensor Low Signal

3

ORN/BLK

1228

PC Solenoid Valve High Control (HSD1)

4

TAN/BLK

422

TCC Solenoid Valve Control

5

YEL

343A

Accessory Voltage

6

BLK/WHT

1551E

Ground

7

BLK/WHT

1551C

Ground

8

ORN

1525

Solenoid Power Feed (HSD2)

9

PNK

239C

Ignition Voltage

10

ORN/BLK

1230

Automatic Transmission ISS High Signal

11

DK BLU

/WHT

1231

Automatic Transmission ISS Low Signal

12

--

--

Not Used

13

WHT/BLK

5043B

Serial Data

14

--

--

Not Used

15

YEL/BLK

1227

TFT Sensor Signal

16-17

--

--

Not Used

18

YEL/BLK

1223

2-3 Shift Solenoid Valve Control

19

PPL

898

4-5 Shift Solenoid Valve Control

20

--

--

Not Used

21

TAN

2762

TFT Sensor Low Reference

22-23

--

--

Not Used

24

YEL

772

Transmission Range Switch Signal B

25

GRY

773

Transmission Range Switch Signal C

26

--

--

Not Used

27

RED/WHT

1440D

Battery Positive Voltage

28

--

--

Not Used

29

LT BLU

/WHT

1229

PC Solenoid Valve Low Control

30

LT GRN

1222

1-2 Shift Solenoid Valve Control

31

--

--

Not Used

32

WHT

2500

High Speed GMLAN Serial Data Bus + (CAN)

33

GRN

2501

High Speed GMLAN Serial Data Bus - (CAN)

34-35

--

--

Not Used

36

TAN/WHT

771

Transmission Range Switch Signal A

37

WHT

776

Transmission Range Switch Signal P

38

PPL

420E

TCC Brake Switch Signal

39-42

--

--

Not Used