GM Service Manual Online
For 1990-2009 cars only
Connector 1: Electronic Brake Control Module (EBCM)
Connector 2: Wheel Speed Sensor (WSS) - Left Front
Connector 3: Wheel Speed Sensor (WSS) - Left Rear
Connector 4: Wheel Speed Sensor (WSS) - Right Front
Connector 5: Wheel Speed Sensor (WSS) - Right Rear

Electronic Brake Control Module (EBCM)


Object Number: 1673469  Size: CH

Connector Part Information

  • OEM: 15492334
  • Service: 88988755
  • Description: 46-Way F Receptacle 0.64 6.3 Sealed (BK)

Terminal Part Information

  • Pins: 2, 31
  • Terminal/Tray: 7116-4142-02/10
  • Core/Insulation Crimp: D/3
  • Release Tool/Test Probe: 12094430/J-35616-42 (RD)
  • Pins: 16, 45
  • Terminal/Tray: 7116-4141-02/10
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094430/J-35616-42 (RD)
  • Pins: 3, 4, 18, 19, 32, 12, 13, 21, 26, 27, 41, 42, 43, 44
  • Terminal/Tray: 638551-1/16
  • Core/Insulation Crimp: Pins 3, 4, 18, 19, 32 - J/J
  • Core/Insulation Crimp: Pins 12, 13, 21, 26, 27, 41, 42, 43, 44 - K/K
  • Release Tool/Test Probe: 15315247/J-35616-64A (L-BU)

Electronic Brake Control Module (EBCM)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

RD/BK

1342

Battery Positive Voltage

3

TN/BK

2500

High Speed GMLAN Serial Data Bus +

4

TN/BK

2500

High Speed GMLAN Serial Data Bus +

5-11

--

--

Not Used

12

L-BU

830

Left Front Wheel Speed Sensor Signal

13

YE

873

Left Front Wheel Speed Sensor Low Reference

14-15

--

--

Not Used

16

BK/WH

251

Ground

17

--

--

Not Used

18

TN

2501

High Speed GMLAN Serial Data Bus -

19

TN

2501

High Speed GMLAN Serial Data Bus -

20

--

--

Not Used

21

BN

818

Vehicle Speed Signal (9C1, 9C3, LS4)

22-25

--

--

Not Used

26

D-GN

872

Right Front Wheel Speed Sensor Signal

27

TN

833

Right Front Wheel Speed Sensor Low Reference

28-30

--

--

Not Used

31

RD/BK

1442

Battery Positive Voltage

32

L-BU

5986

Serial Data Communication Enable

33-40

--

--

Not Used

41

OG

885

Left Rear Wheel Speed Sensor Low Reference

42

TN

884

Left Rear Wheel Speed Sensor Signal

43

BN

882

Right Rear Wheel Speed Sensor Signal

44

WH

883

Right Rear Wheel Speed Sensor Low Reference

45

BK/WH

251

Ground

46

--

--

Not Used

Wheel Speed Sensor (WSS) - Left Front


Object Number: 537107  Size: CH

Connector Part Information

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

Terminal Part Information

  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Wheel Speed Sensor (WSS) - Left Front

Pin

Wire Color

Circuit No.

Function

A

YE

873

Left Front Wheel Speed Sensor Low Reference

B

L-BU

830

Left Front Wheel Speed Sensor Signal

Wheel Speed Sensor (WSS) - Left Rear


Object Number: 1413064  Size: CH

Connector Part Information

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

Terminal Part Information

  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Wheel Speed Sensor (WSS) - Left Rear

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) - Right Front


Object Number: 537107  Size: CH

Connector Part Information

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

Terminal Part Information

  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Wheel Speed Sensor (WSS) - Right Front

Pin

Wire Color

Circuit No.

Function

A

TN

833

Right Front Wheel Speed Sensor Low Reference

B

D-GN

872

Right Front Wheel Speed Sensor Signal

Wheel Speed Sensor (WSS) - Right Rear


Object Number: 1413064  Size: CH

Connector Part Information

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

Terminal Part Information

  • Terminal/Tray: 12048074/2
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Wheel Speed Sensor (WSS) - Right Rear

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