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: 1591670  Size: CH

Connector Part Information

  • OEM: C-1452643
  • Service: 88988362
  • Description: 26-Way F (BK)

Terminal Part Information

  • Pins: 1
  • Terminal/Tray: 2-927835-2/7
  • Core/Insulation Crimp: A/3
  • Release Tool/Test Probe: 12093647/J-35616-40 (BU)
  • Pins: 2-6, 8, 9, 11, 12, 20-24
  • Terminal/Tray: 4-969005-1/16
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: J-38125-560/J-35616-33 (YE)
  • Pins: 14, 26
  • Terminal/Tray: 2-968037-4/7
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12093647/J-35616-40 (BU)

Electronic Brake Control Module (EBCM)

Pin

Wire Color

Circuit No.

Function

1

RD/WH

740

Battery Positive Voltage

2

OG

885

Left Rear Wheel Speed Sensor Low Reference

3

TN

884

Left Rear Wheel Speed Sensor Signal

4

L-BU

20

Stop Lamp Supply Voltage

5

D-GN

872

Right Front Wheel Speed Sensor Signal

6

TN

833

Right Front Wheel Speed Sensor Low Reference

7

--

--

Not Used

8

YE

873

Left Front Wheel Speed Sensor Low Reference

9

L-BU

830

Left Front Wheel Speed Sensor Signal

10

--

--

Not Used

11

BN

882

Right Rear Wheel Speed Sensor Signal

12

WH

883

Right Rear Wheel Speed Sensor Low Reference

13

--

--

Not Used

14

RD/BK

542

Battery Positive Voltage

15-19

--

--

Not Used

20

PK

1439

Ignition 1 Voltage

21

TN

2501

High Speed GMLAN Serial Data (-)

22

TN

2501

High Speed GMLAN Serial Data (-)

23

TN/BK

2500

High Speed GMLAN Serial Data (+)

24

TN/BK

2500

High Speed GMLAN Serial Data (+)

25

--

--

Not Used

26

BK

350

Ground

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 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 Front

Pin

Wire Color

Circuit No.

Function

A

YE

873

Left Front Wheel Speed Sensor Signal

B

L-BU

830

Left Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - Left Rear


Object Number: 287974  Size: CH

Connector Part Information

  • OEM: 15305168
  • Service: 12167117
  • 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

TN

884

Left Rear Wheel Speed Sensor Signal

B

OG

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 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 Front

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) - Right Rear


Object Number: 287974  Size: CH

Connector Part Information

  • OEM: 15305168
  • Service: 12167117
  • 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