GM Service Manual Online
For 1990-2009 cars only
Table 1: Electronic Brake Control Module (EBCM) (JM4/JL9)
Table 2: Wheel Speed Sensor (WSS) - LF
Table 3: Wheel Speed Sensor (WSS) - RF
Table 4: Wheel Speed Sensor (WSS) - LR
Table 5: Wheel Speed Sensor (WSS) - RR

Electronic Brake Control Module (EBCM) (JM4/JL9)


Object Number: 1538768  Size: CH

Connector Part Information

    • OEM: 15487791
    • Service: See Catalog
    •  46-Way F Receptacle 1.5 2.8 4.8 Sealed

Pin

Wire Color

Circuit No.

Function

1

BK

350

Ground

2-11

--

--

Not Used

12

OG

885

Wheel Speed Sensor Low Reference Left Rear

13

TN

884

Wheel Speed Sensor Signal Left Rear

14-15

--

--

Not Used

16

PK

1439

Run/Crank Ignition 1 Voltage

17-20

--

--

Not Used

21

TN/BK

2500

High Speed GMLAN Serial Data (+) (1)

22

TN

2501

High Speed GMLAN Serial Data (-) (1)

23

--

--

Not Used

24

TN

833

Wheel Speed Sensor Low Reference Right Front

25-26

--

--

Not Used

27

L-BU

830

Wheel Speed Sensor Signal Left Front

28

YE

873

Left Front Wheel Speed Sensor Low Reference

29-30

--

--

Not Used

31

BK

350

Ground

32-35

--

--

Not Used

36

TN/BK

2500

High Speed GMLAN Serial Data (+) (1)

37

TN

2501

High Speed GMLAN Serial Data (-) (1)

38

--

--

Not Used

39

D-GN

872

Wheel Speed Sensor Signal Right Front

40

--

--

Not Used

41

L-BU

20

Stop Lamp Supply Voltage

42

BN

882

Wheel Speed Sensor Signal Right Rear

43

WH

883

Wheel Speed Sensor Low Reference Right Rear

44-45

--

--

Not Used

46

RD/BK

542

Battery Positive Voltage

Wheel Speed Sensor (WSS) - LF


Object Number: 537107  Size: CH

Connector Part Information

    • OEM: 12052644
    • Service: See Catalog
    •  2-Way F Merti-Pack 150 Series Sealed (L-GY)

Pin

Wire Color

Circuit No.

Function

A

D-GN

872

Wheel Speed Sensor Signal Left Front

B

TN

833

Wheel Speed Sensor Low Reference Left Front

Wheel Speed Sensor (WSS) - RF


Object Number: 537107  Size: CH

Connector Part Information

    • OEM: 12052644
    • Service: See Catalog
    •  2-Way F Metri-Pack 150 Series Sealed (L-GY)

Pin

Wire Color

Circuit No.

Function

A

D-GN

872

Wheel Speed Sensor Signal Right Front

B

TN

833

Wheel Speed Sensor Low Reference Right Front

Wheel Speed Sensor (WSS) - LR


Object Number: 287974  Size: CH

Connector Part Information

    • OEM: 15305168
    • Service: See Catalog
    •  2-Way F Metri-Pack 150 Series Sealed (L-GY)

Pin

Wire Color

Circuit No.

Function

A

BK

884

Wheel Speed Sensor Signal Left Rear

B

RD

885

Wheel Speed Sensor Low Reference Left Rear

Wheel Speed Sensor (WSS) - RR


Object Number: 287974  Size: CH

Connector Part Information

    • OEM: 15305168
    • Service: See Catalog
    •  2-Way F Metri-Pack 150 Series Sealed (L-GY)

Pin

Wire Color

Circuit No.

Function

A

BN

882

Wheel Speed Sensor Signal Right Rear

B

WH

883

Wheel Speed Sensor Low Reference Right Rear