GM Service Manual Online
For 1990-2009 cars only
Connector 1: ABS Relay (JE4)
Connector 2: Brake Pressure Modulator Valve (BPMV) - LF (JE4)
Connector 3: Brake Pressure Modulator Valve (BPMV) - LR (JE4)
Connector 4: Brake Pressure Modulator Valve (BPMV) - RF (JE4)
Connector 5: Brake Pressure Modulator Valve (BPMV) - RR (JE4)
Connector 6: Electronic Brake Control Module (EBCM) C1 (JE4)
Connector 7: Electronic Brake Control Module (EBCM) C1 (JE4)
Connector 8: Traction Control Indicator Resistor (R202)
Connector 9: Traction Control Switch (NW9)
Connector 10: Traction Control Valve (JE4 and NW9)
Connector 11: Wheel Speed Sensor (WSS) - LF (JE4)
Connector 12: Wheel Speed Sensor (WSS) - LR (JE4)
Connector 13: Wheel Speed Sensor (WSS) - LR Middle (JE4 and HPE)
Connector 14: Wheel Speed Sensor (WSS) - RF (JE4)
Connector 15: Wheel Speed Sensor (WSS) - RR (JE4)
Connector 16: Wheel Speed Sensor (WSS) - RR Middle (JE4 and HPE)

ABS Relay (JE4)


Object Number: 535912  Size: CH

Connector Part Information

  • OEM: 12129716
  • Description: 4-Way F Metri-Pack 280 Series, Flexlock, Sealed (GY)

ABS Relay (JE4)

Pin

Wire Color

Circuit No.

Function

30

WH

BB02

Battery Positive Voltage

85

BK

BY01

Ground

86

PK

BB01

Ignition 1 Voltage

87

D-BU

BB03

Ignition 1 Voltage

Brake Pressure Modulator Valve (BPMV) - LF (JE4)


Object Number: 847206  Size: CH

Connector Part Information

  • OEM: 12040977
  • Description: 3-Way F Metri-Pack 280 Series, Sealed (BK)

Brake Pressure Modulator Valve (BPMV) - LF (JE4)

Pin

Wire Color

Circuit No.

Function

A

D-BU

BB36

Left Front Modulator Exhaust Control

B

D-GN

BB38

Left Front Modulator Supply Voltage

C

YE

BB37

Left Front Modulator Hold Control

Brake Pressure Modulator Valve (BPMV) - LR (JE4)


Object Number: 847206  Size: CH

Connector Part Information

  • OEM: 12040977
  • Description: 3-Way F Metri-Pack 280 Series, Sealed (BK)

Brake Pressure Modulator Valve (BPMV) - LR (JE4)

Pin

Wire Color

Circuit No.

Function

A

D-BU

42

Left Rear Modulator Exhaust Control

B

D-GN

44

Left Rear Modulator Supply Voltage

C

YE

43

Left Rear Modulator Hold Control

Brake Pressure Modulator Valve (BPMV) - RF (JE4)


Object Number: 847206  Size: CH

Connector Part Information

  • OEM: 12040977
  • Description: 3-Way F Metri-Pack 280 Series, Sealed (BK)

Brake Pressure Modulator Valve (BPMV) - RF (JE4)

Pin

Wire Color

Circuit No.

Function

A

WH

BB32

Right Front Modulator Exhaust Control

B

BK

BB34

Right Front Modulator Supply Voltage

C

RD

BB33

Right Front Modulator Hold Control

Brake Pressure Modulator Valve (BPMV) - RR (JE4)


Object Number: 847206  Size: CH

Connector Part Information

  • OEM: 12040977
  • Description: 3-Way F Metri-Pack 280 Series, Sealed (BK)

Brake Pressure Modulator Valve (BPMV) - RR (JE4)

Pin

Wire Color

Circuit No.

Function

A

WH

37

Right Rear Modulator Exhaust Control

B

BK

39

Right Rear Modulator Supply Voltage

C

RD

38

Right Rear Modulator Hold Control

Electronic Brake Control Module (EBCM) C1 (JE4)


Object Number: 309412  Size: CH

Connector Part Information

  • OEM: 12034398
  • Description: 30-Way F Metri-Pack 150 W Series, Pull-to-Seat, Sealed (BK)

Electronic Brake Control Module (EBCM) C1 (JE4)

Pin

Wire Color

Circuit No.

Function

A1

BK

BY07

Ground

A2

BK

BY06

Ground

A3

BK

BY05

Ground

B1

D-BU

BB06

Ignition 1 Voltage

B2-B3

--

--

Not Used

C1

BK

BB34

Right Front Modulator Supply Voltage

C2

BN

BB10

Traction Active Indicator Control

C3

D-BU/WH

BB18

SAE J1939 Serial Data Bus+

D1

RD

BB33

Right Front Modulator Hold Control

D2

--

--

Not Used

D3

BK/RD

BB19

SAE J1939 Serial Data Bus-

E1

WH

BB32

Right Front Modulator Exhaust Control

E2

WH/BK

BB07

Trailer ABS Indicator Control

E3

WH

BB13

ABS Indicator Failure Control

F1

D-BU

BB36

Left Front Modulator Exhaust Control

F2

L-BU

BB11

Traction Control Switch Signal

F3

--

--

Not Used

G1

YE

BB37

Left Front Modulator Hold Control

G2

WH/D-BU

BB16

SAE J1587 Serial Data Bus+ Primary

G3

BK/D-BU

BB17

SAE J1587 Serial Data Bus- Primary

H1

D-GN

BB38

Left Front Modulator Supply Voltage

H2

WH/YE

BB20

Right Front Wheel Speed Sensor Signal

H3

BN/WH

BB21

Right Front Wheel Speed Sensor Low Reference

J1

D-GN

BB22

Left Front Wheel Speed Sensor Signal

J2

OG

BB23

Left Front Wheel Speed Sensor Low Reference

J3

--

--

Not Used

K1

BK/WH

BB15

ABS Active Signal

K2

D-BU

BB05

Ignition 1 Voltage

K3

D-BU

BB04

Ignition 1 Voltage

Electronic Brake Control Module (EBCM) C1 (JE4)


Object Number: 230155  Size: CH

Connector Part Information

  • OEM: 12040921
  • Description: 18-Way F Metri-Pack 150 Series, Pull-to-Seat, Sealed (BK)

Electronic Brake Control Module (EBCM) C2 (JE4)

Pin

Wire Color

Circuit No.

Function

A1

BK

BB42

Right Rear Modulator Supply Voltage

A2

L-BU

BB14

Brake Switch Signal

A3

--

--

Not Used

B1

RD

BB41

Right Rear Modulator Hold Control

B2

BN

BB28

Right Rear Middle Wheel Speed Sensor Signal

B3

WH

B29

Right Rear Middle Wheel Speed Sensor Low Reference

C1

WH

BB40

Right Rear Modulator Exhaust Control

C2

BK

BB30

Left Rear Middle Wheel Speed Sensor Signal

C3

RD

BB31

Left Rear Middle Wheel Speed Sensor Low Reference

D1

D-BU

BB45

Left Rear Modulator Exhaust Control

D2

PK

BB50

Traction Control Valve High

D3

RD/WH

BB51

Traction Control Valve Low

E1

YE

BB46

Left Rear Modulator Hold Control

E2

D-GN/BK

BB24

Right Rear Wheel Speed Sensor Signal

E3

BK/WH

BB25

Right Rear Wheel Speed Sensor Low

F1

D-GN

BB47

Left Rear Modulator Supply Voltage

F2

D-BU/WH

BB26

Left Rear Wheel Speed Sensor Signal

F3

D-GN/WH

BB27

Left Rear Wheel Speed Sensor Low Reference

Traction Control Indicator Resistor (R202)


Object Number: 236009  Size: CH

Connector Part Information

  • OEM: 7323-2128-60
  • Description: 2-Way F Yazaki (GN)

Traction Control Indicator Resistor (R202)

Pin

Wire Color

Circuit No.

Function

A

BN/RD

BB09

Traction Active Indicator Control

B

PK

BB08

Ignition 1 Voltage

Traction Control Switch (NW9)


Object Number: 237083  Size: CH

Connector Part Information

  • OEM: 7323-5060
  • Description: 6-Way F Yazaki (NA)

Traction Control Switch (NW9)

Pin

Wire Color

Circuit No.

Function

1

BK

BY03

Ground

2

L-BU

BB11

Traction Control Switch Signal

3

BN/RD

BB09

Ignition 1 Voltage

4

BK

BY02

Ground

5

BK/RD

BB12

Illumination Dimming Control

6

BK

BY04

Ground

Traction Control Valve (JE4 and NW9)


Object Number: 1401776  Size: CH

Connector Part Information

  • OEM: 15336024 Assembly
  • Description: 2-Way GT 150 3.5 Series, Sealed (BK)

Traction Control Valve (JE4 and NW9)

Pin

Wire Color

Circuit No.

Function

A

PK

47

Traction Control Valve High

B

RD/WH

48

Traction Control Valve Low

Wheel Speed Sensor (WSS) - LF (JE4)


Object Number: 697014  Size: CH

Connector Part Information

  • OEM: 15355466
  • Description: 2-Way M Metri-Pack 150.2 Series, Pull-to-Seat, Sealed (BK)

Wheel Speed Sensor (WSS) - LF (JE4)

Pin

Wire Color

Circuit No.

Function

A

D-GN

BB22

Left Front Wheel Speed Sensor Signal

B

OG

BB23

Left Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - LR (JE4)


Object Number: 697014  Size: CH

Connector Part Information

  • OEM: 15355466
  • Description: 2-Way M Metri-Pack 150.2 Series, Pull-to-Seat, Sealed (BK)

Wheel Speed Sensor (WSS) - LR (JE4)

Pin

Wire Color

Circuit No.

Function

A

D-BU/WH

35

Left Rear Wheel Speed Sensor Signal

B

D-GN/WH

36

Left Rear Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - LR Middle (JE4 and HPE)


Object Number: 697014  Size: CH

Connector Part Information

  • OEM: 15355466
  • Description: 2-Way M Metri-Pack 150.2 Series, Pull-to-Seat, Sealed (BK)

Wheel Speed Sensor (WSS) - LR Middle (JE4 and HPE)

Pin

Wire Color

Circuit No.

Function

A

BK

72

Left Rear Middle Wheel Speed Sensor Signal

B

RD

73

Left Rear Middle Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RF (JE4)


Object Number: 697014  Size: CH

Connector Part Information

  • OEM: 15355466
  • Description: 2-Way M Metri-Pack 150.2 Series, Pull-to-Seat, Sealed (BK)

Wheel Speed Sensor (WSS) - RF (JE4)

Pin

Wire Color

Circuit No.

Function

A

WH/YE

BB20

Right Front Wheel Speed Sensor Signal

B

BN/WH

BB21

Right Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RR (JE4)


Object Number: 697014  Size: CH

Connector Part Information

  • OEM: 15355466
  • Description: 2-Way M Metri-Pack 150.2 Series, Pull-to-Seat, Sealed (BK)

Wheel Speed Sensor (WSS) - RR (JE4)

Pin

Wire Color

Circuit No.

Function

A

D-GN/BK

33

Right Rear Wheel Speed Sensor Signal

B

BK/WH

34

Right Rear Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RR Middle (JE4 and HPE)


Object Number: 697014  Size: CH

Connector Part Information

  • OEM: 15355466
  • Description: 2-Way M Metri-Pack 150.2 Series, Pull-to-Seat, Sealed (BK)

Wheel Speed Sensor (WSS) - RR Middle (JE4 and HPE)

Pin

Wire Color

Circuit No.

Function

A

BN

70

Right Rear Middle Wheel Speed Sensor Signal

B

WH

71

Right Rear Middle Wheel Speed Sensor Low Reference