GM Service Manual Online
For 1990-2009 cars only
Table 1: ABS/TCC Switch
Table 2: Electronic Brake Control Module (EBCM)
Table 3: Lateral Accelerometer Sensor (w/JL4)
Table 4: LH Front Wheel Speed Sensor
Table 5: LH Rear Wheel Speed Sensor
Table 6: RH Front Wheel Speed Sensor
Table 7: RH Rear Wheel Speed Sensor
Table 8: Steering Wheel Position Sensor
Table 9: Traction Control Switch
Table 10: Yaw Rate Sensor

ABS/TCC Switch


Object Number: 258178  Size: CH

Connector Part Information

    • 12033705
    • 4 Way F Metri-Pack 280 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

PNK

1039

TCC Switch Power Feed

B

PPL

420

TCC Switch Input

C

PNK

1039

ABS Switch Power Feed

D

GRY

847

ABS Brake Switch Input

Electronic Brake Control Module (EBCM)


Object Number: 258242  Size: CH

Connector Part Information

    • C1 - 12160529
    • 6 Way F Metri-Pack 280 Series (BLK)
    • C2 - 12129228
    • 32 Way F Micro-Pack 100 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

PNK

241

Fuse Output - Ignition 1

B

BLK

1651

Ground

C

GRY

1787

Variable Effort Steering Actuator Control - High Side

D

RED

1042

Fuse Output - Battery

E

RED

1042

Fuse Output - Battery

F

WHT

345

Variable Effort Steering Actuator Control - Low Side

1

--

--

Not Used

2

GRY

791

Right Normal Force Signal

3

WHT

852

ABS Indicator Signal

4

LT BLU

1764

Digital Steering Wheel Position Signal - Phase B

5

--

--

Not Used

6

TAN/BLK

464

Traction Control System Signal - Torque Delivered

7-8

--

--

Not Used

9

LT BLU

20

Stoplamp Switch Output

10

PPL

1807

Serial Data - Class 2

11

GRY/BLK

1337

Sensor Feed - 5 Volt

12

BLK

884

Wheel Speed Sensor Signal - Left Rear

13

WHT

883

Wheel Speed Sensor Return - Right Rear

14

TAN

833

Wheel Speed Sensor Return - Right Front

15

YEL

873

Wheel Speed Sensor Return - Left Front

16

--

--

Vent Tube

17

WHT

1765

Steering Wheel Position PWM Signal

18

WHT

790

Left Normal Force Signal

19

--

--

Not Used

20

LT GRN

1763

Digital Steering Wheel Position Signal - Phase A

21

DK BLU

716

Yaw Rate Sensor Signal

22

LT BLU

715

Lateral Accelerometer Signal

23

LT BLU

1059

Analog Steering Wheel Position Signal

24

BRN/WHT

1571

Traction Control Switch Signal

25

ORN/BLK

463

Traction Control System Signal - Torque Desired

26

PPL

1807

Serial Data - Class 2

27

LT GRN/BLK

1338

Sensor Return

28

RED

885

Wheel Speed Sensor Return - Left Rear

29

BRN

882

Wheel Speed Sensor Signal - Right Rear

30

DK GRN

872

Wheel Speed Sensor Signal - Right Front

31

LT BLU

830

Wheel Speed Sensor Signal - Left Front

32

--

--

Not Used

Lateral Accelerometer Sensor (w/JL4)


Object Number: 68743  Size: CH

Connector Part Information

    • 12146121
    • 3 Way F Metri-Pack 150 Series (BRN)

Pin

Wire Color

Circuit No.

Function

A

GRY/BLK

1337

Sensor Feed - 5 Volt

B

LT BLU

715

Lateral Accelerometer Signal

C

LT GRN/BLK

1338

Sensor Return

LH Front Wheel Speed Sensor


Object Number: 333039  Size: CH

Connector Part Information

    • 12052638
    • 2 Way F Metri-Pack 150 Series (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

873

Wheel Speed Sensor Return - Left Front

B

TAN

830

Wheel Speed Sensor Signal - Left Front

LH Rear Wheel Speed Sensor


Object Number: 333039  Size: CH

Connector Part Information

    • 12052638
    • 2 Way F Mertri-Pack 150 Series (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

884

Wheel Speed Sensor Signal - Left Rear

B

RED

885

Wheel Speed Sensor Return - Left Rear

RH Front Wheel Speed Sensor


Object Number: 333039  Size: CH

Connector Part Information

    • 12052638
    • 2 Way F Metri-Pack 150 Series (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

872

Wheel Speed Sensor Signal - Right Front

B

TAN

833

Wheel Speed Sensor Return - Right Front

RH Rear Wheel Speed Sensor


Object Number: 333039  Size: CH

Connector Part Information

    • 12052638
    • 2 Way F Metri-Pack 150 Series (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

882

Wheel Speed Sensor Signal - Right Rear

B

WHT

883

Wheel Speed Sensor Return - Right Rear

Steering Wheel Position Sensor


Object Number: 40427  Size: CH

Connector Part Information

    • 12064978
    • 6 Way F Micro Pack 100 Series (GRY)

Pin

Wire Color

Circuit No.

Function

1

GRY/BLK

1337

Sensor Feed - 5 Volt

2

LT GRN/BLK

1338

Sensor Return

3

LT GRN

1763

Digital Steering Wheel Position Signal - Phase A

4

LT BLU

1764

Digital Steering Wheel Position Signal - Phase B

5

--

--

Not Used

6

LT BLU

1059

Analog Steering Wheel Position Sensor Signal

Traction Control Switch


Object Number: 306258  Size: CH

Connector Part Information

    • 12034341
    • 2 Way F Metri-Pack 280 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN/WHT

1571

Traction Control Switch Signal

B

BLK/WHT

151

Ground

Yaw Rate Sensor


Object Number: 130631  Size: CH

Connector Part Information

    • 12064758
    • 3 Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY/BLK

1337

Sensor Feed - 5 Volt

B

LT GRN/BLK

1338

Sensor Return

C

DK BLU

716

Yaw Rate Sensor Signal