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

Electronic Brake Control Module (EBCM)


Object Number: 1591670  Size: CH

Connector Part Information

  • OEM: 1452643-1
  • Service: 88988362
  • Description: 26-Way F (GY)

Terminal Part Information

  • Pins: 2, 3, 5, 6, 8, 9, 11, 12, 20, 21, 22, 23, 24
  • Terminal/Tray: 964274-2/16
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: J-38125-560/J-35616-33 (YE)
  • Pins: 1
  • Terminal/Tray: 2-927835-2/7
  • Core/Insulation Crimp: A/3
  • Release Tool/Test Probe: 12093647/J-35616-40 (BU)
  • 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

540

Battery Positive Voltage

2

OG

885

Left Rear Wheel Speed Sensor Low Reference

3

TN

884

Left Rear Wheel Speed Sensor Signal

4

--

--

Not Used

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 Bus (-)

22

TN

2501

High Speed GMLAN Serial Data Bus (-)

23

TN/BK

2500

High Speed GMLAN Serial Data Bus (+)

24

TN/BK

2500

High Speed GMLAN Serial Data Bus (+)

26

BK

350

Ground

Wheel Speed Sensor (WSS) - LF


Object Number: 1592617  Size: CH

Connector Part Information

  • OEM: 1-928-403-698
  • Service: See Catalog
  • Description: 2-Way F (BK)

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

1

L-BU

830

Left Front Wheel Speed Sensor Signal

2

YE

873

Left Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - LR


Object Number: 1592617  Size: CH

Connector Part Information

  • OEM: 1-928-403-698
  • Service: See Catalog
  • Description: 2-Way F (BK)

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

1

TN

884

Left Rear Wheel Speed Sensor Signal

2

OG

885

Left Rear Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RF


Object Number: 1592617  Size: CH

Connector Part Information

  • OEM: 1-928-403-698
  • Service: See Catalog
  • Description: 2-Way F (BK)

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

1

D-GN

872

Right Front Wheel Speed Sensor Signal (JL9)

2

TN

833

Right Front Wheel Speed Sensor Low Reference (JL9)

Wheel Speed Sensor (WSS) - RR


Object Number: 1592617  Size: CH

Connector Part Information

  • OEM: 1-928-403-698
  • Service: See Catalog
  • Description: 2-Way F (BK)

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

1

BN

882

Right Rear Wheel Speed Sensor Signal (JL9)

2

WH

883

Right Rear Wheel Speed Sensor Low Reference (JL9)