GM Service Manual Online
For 1990-2009 cars only
Table 1: Electronic Brake Control Module (EBCM)
Table 2: Traction Control Switch
Table 3: Wheel Speed Sensor (WSS) - LF
Table 4: Wheel Speed Sensor (WSS) - LR
Table 5: Wheel Speed Sensor (WSS) - RF
Table 6: Wheel Speed Sensor (WSS) - RR

Electronic Brake Control Module (EBCM)


Object Number: 1283121  Size: CH

Connector Part Information

    • 1928403008
    • 31-Way F (BK)

Pin

Wire Color

Circuit Number

Function

1

BN

882

RR WSS Signal

2

--

--

Not Used

3

WH

883

RR WSS Low Reference

4

D GN

872

RF WSS Signal

5

TN

833

RF WSS Low Reference

6

YE

873

LF WSS Low Reference

7

L-BU

830

LF WSS Signal

8

BK

884

LR WSS Signal

9

RD

885

LR WSS Low Reference

10

--

--

Not Used

11

BN/WH

2960

Keyword Serial Data (w/L81)

11

WH/BK

5043

Keyword Serial Data (w/L61)

12-14

--

--

Not Used

15

PK

1039

Ignition 1Voltage

16

BK

350

Ground

17

RD

702

Battery Positive Voltage

18

OG

140

Battery Positive Voltage

19

BK

350

Ground

20-24

--

--

Not Used

25

TN

2501

CAN Low

26

--

--

Not Used

27

TN/WH

2500

CAN High

28

D-BU

1660

Traction Control Indicator Control

29

TN

2501

CAN Low

30

TN/WH

2500

CAN High

31

BN/WH

1571

Traction Control Switch Signal

Traction Control Switch


Object Number: 258245  Size: CH

Connector Part Information

    • 12065872
    • 7-Way F Micro-Pack 100 Series (GY)

Pin

Wire Color

Circuit Number

Function

1

D-BU

1660

Traction Control Switch Control

2

BN/WH

1571

Traction Control Switch Signal

3

--

--

Not Used

4

PK

139

Ignition 1 Voltage

5

BK

550

Ground

6

GY

8

I/P Lamps Supply Voltage

7

--

--

Not Used

Wheel Speed Sensor (WSS) - LF


Object Number: 537107  Size: CH

Connector Part Information

    • 12052644
    • 2-Way F Metri-Pack 150 Series (GY)

Pin

Wire Color

Circuit Number

Function

A

L-BU

830

LF WSS Signal

B

YE

873

LF WSS Low Reference

Wheel Speed Sensor (WSS) - LR


Object Number: 605500  Size: CH

Connector Part Information

    • 12162343
    • 2-Way M Metri-Pack 150 Series (GY)

Pin

Wire Color

Circuit Number

Function

A

BK

884

LR WSS Signal

B

RD

885

LR WSS Low Reference

Wheel Speed Sensor (WSS) - RF


Object Number: 537107  Size: CH

Connector Part Information

    • 12052644
    • 2-Way F Metri-Pack 150 Series (GY)

Pin

Wire Color

Circuit Number

Function

A

TN

833

RF WSS Low Reference

B

D GN

872

RF WSS Signal

Wheel Speed Sensor (WSS) - RR


Object Number: 605500  Size: CH

Connector Part Information

    • 12162343
    • 2-Way M Metri-Pack 150 Series (GY)

Pin

Wire Color

Circuit Number

Function

A

BN

882

RR WSS Signal

B

WH

883

RR WSS Low Reference