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

Electronic Brake Control Module


Object Number: 1538768  Size: CH

Connector Part Information

  • OEM: 15487791
  • Service: 88988597
  • Description: 46-Way F Receptacle Sealed

Terminal Part Information

  • Pins: 1, 16
  • Terminal/Tray: 60012931/21
  • Core/Insulation Crimp: C/1
  • Release Tool/Test Probe: 12122378/J-35616-4A (PU)
  • Pins: 12, 13, 21, 22, 24, 27, 28, 31, 36, 37, 39, 41, 42, 43, 46
  • Terminal/Tray: 60040451/21
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12093647/J-35616-40 (BU)

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

Pin

Wire Color

Circuit No.

Function

1

BK

350

Ground

2-11

--

--

Not Used

12

OG

885

Left Rear Wheel Speed Sensor Low Reference

13

TN

884

Left Rear Wheel Speed Sensor Signal

14-15

--

--

Not Used

16

PK

1439

Ignition 1 Voltage

17-20

--

--

Not Used

21

TN/BK

2500

High Speed GMLAN Serial Data Bus (+)

22

TN

2501

High Speed GMLAN Serial Data Bus (-)

23

--

--

Not Used

24

TN

833

Right Front Wheel Speed Sensor Low Reference

25-26

--

--

Not Used

27

L-BU

830

Left Front Wheel Speed Sensor Signal

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 Bus (+)

37

TN

2501

High Speed GMLAN Serial Data Bus (-)

38

--

--

Not Used

39

D-GN

872

Right Front Wheel Speed Sensor Signal

40

--

--

Not Used

41

L-BU

20

Stop Lamp Supply Voltage

42

BN

882

Right Rear Wheel Speed Sensor Signal

43

WH

883

Right Rear Wheel Speed Sensor Low Reference

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
  • Description: 2-Way F Merti-Pack 150 Series Sealed (L-GY)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Wheel Speed Sensor (WSS) - LF

Pin

Wire Color

Circuit No.

Function

A

D-GN

872

Left Front Wheel Speed Sensor Signal

B

TN

833

Left Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RF


Object Number: 537107  Size: CH

Connector Part Information

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

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Wheel Speed Sensor (WSS) - RF

Pin

Wire Color

Circuit No.

Function

A

D-GN

872

Right Front Wheel Speed Sensor Signal

B

TN

833

Right Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - LR


Object Number: 287974  Size: CH

Connector Part Information

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

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Wheel Speed Sensor (WSS) - LR

Pin

Wire Color

Circuit No.

Function

A

BK

884

Left Rear Wheel Speed Sensor Signal

B

RD

885

Left Rear Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RR


Object Number: 287974  Size: CH

Connector Part Information

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

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Wheel Speed Sensor (WSS) - RR

Pin

Wire Color

Circuit No.

Function

A

BN

882

Right Rear Wheel Speed Sensor Signal

B

WH

883

Right Rear Wheel Speed Sensor Low Reference