GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2005 🢒 Yukon XL - 2WD 🢒 Body 🢒 Wiring Systems 🢒 Antilock Brake System Connector End Views
Table 1: Electronic Brake Control Module (EBCM) - C1 (w/o JL4)
Table 2: Electronic Brake Control Module (EBCM) - C2 (w/o JL4)
Table 3: Electronic Brake Control Module (EBCM) (w/JL4)
Table 4: Precharge Pump
Table 5: Steering Wheel Speed/Position Sensor
Table 6: Stop Lamp Switch (w/o JL4)
Table 7: Stop Lamp Switch (w/JL4)
Table 8: Traction Control Switch (w/o JL4)
Table 9: Traction Control Switch (w/JL4)
Table 10: Wheel Speed Sensor (WSS) - LF
Table 11: Wheel Speed Sensor (WSS) - RF
Table 12: Wheel Speed Sensor (WSS) - LR (10 Series w/JL4 )
Table 13: Wheel Speed Sensor (WSS) - RR (10 Series w/JL4)
Table 14: Wheel Speed Sensor (WSS) - RR (20 Series w/JL4)
Table 15: YAW and Lateral Acceleration Sensor

Electronic Brake Control Module (EBCM) - C1 (w/o JL4)


Object Number: 684792 Size: CH

Connector Part Information
    • 12052613
    • 2-Way F Metri-Pack 480 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

2150

Ground

B

RD

442

Battery Positive Voltage

Electronic Brake Control Module (EBCM) - C2 (w/o JL4)


Object Number: 365992 Size: CH

Connector Part Information
    • 12193519
    • 16-Way F Micro-Pack 100W (NA)

Pin

Wire Color

Circuit No.

Function

A1

BN

441

Ignition 3 Voltage

A2

YE

873

Left Front Wheel Speed Sensor Low Reference

A3

D-GN

872

Right Front Wheel Speed Sensor Signal

A4

TN/BK

464

Delivered Torque Signal

A5-A7

--

--

Not Used

A8

BK/WH

1695

Traction Control Switch Signal

B1

YE/BK

1827

Vehicle Speed Signal

B2

L-BU

830

Left Front Wheel Speed Sensor Signal

B3

TN

833

Right Front Wheel Speed Sensor Low Reference

B4

OG/BK

463

Requested Torque Signal

B5

PU

420

TCC Brake Switch/Cruise Control Release Signal

B6

L-BU

1122

ABS/TCS Class 2 Serial Data

B7

--

--

Not Used

B8

PU

333

Brake Pressure Sensor Signal (1500 Series)

PU

333

Brake Fluid Level Sensor Signal (2500 Series)

Electronic Brake Control Module (EBCM) (w/JL4)


Object Number: 1199759 Size: CH

Connector Part Information
    • 15405468
    • 46-Way F GT 280 Series (BK)

Pin

Wire Color

Circuit No.

Function

1

D-GN

2087

Steering Wheel Position Sensor 5-Volt Reference

2-3

--

--

Not Used

4

L-BU

1122

ABS/TCS Class 2 Serial Data

5

L-BU

2088

Low Reference

6-10

--

--

Not Used

11

BN

441

Ignition 3 Voltage

12-13

--

--

Not Used

14

OG/BK

463

Requested Torque Signal

15

TN/BK

464

Delivered Torque Signal

16

--

--

Not Used

17

L-BU

715

Lateral Accelerometer Signal

18-20

--

--

Not Used

21

L-GN/BK

5352

Sensor Self Test Signal Circuit

22

PU

420

TCC Brake Switch/Cruise Control Release Signal

23

L-GN

1763

Steering Wheel Position Signal A

24

YE

5353

YAW Rate Frequency

25

--

--

Not Used

26

WH

1765

Steering Wheel Position Marker Pulse Signal

27

L-BU

1764

Steering Wheel Position Signal B

28

--

--

Not Used

29

L-BU

2206

Traction Control Preference Switch Signal

30

D-BU

716

Yaw Rate Sensor Signal

31

PU

333

Brake Fluid Level/Pressure Sensor Signal

32

YE/BK

1827

Vehicle Speed Signal

33

YE

873

Left Front Wheel Speed Sensor Low Reference

34

L-BU

830

Left Front Wheel Speed Sensor Signal

35

TN

833

Right Front Wheel Speed Sensor Low Reference

36

D-GN

872

Right Front Wheel Speed Sensor Signal

37

RD

885

Left Rear Wheel Speed Sensor Low Reference

38

BK

884

Left Rear Wheel Speed Sensor Signal

39

WH

883

Right Rear Wheel Speed Sensor Low Reference

40

BN

882

Right Rear Wheel Speed Sensor Signal

A

D-GN

2878

Precharge Motor Low

B

RD

4042

Battery Positive Voltage

C

BK

2150

Ground

D

D-BU

2877

Precharge Motor Hi

E

BK

2150

Ground

F

RD

442

Battery Positive Voltage

Precharge Pump


Object Number: 603213 Size: CH

Connector Part Information
    • 15326679
    • 2-Way F GT 280 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN

2878

Precharge Motor Low

B

D-BU

2877

Precharge Motor Hi

Steering Wheel Speed/Position Sensor


Object Number: 280793 Size: CH

Connector Part Information
    • 12052444
    • 8-Way F Micro-Pack 100 Series (BK)

Pin

Wire Color

Circuit No.

Function

1

GY

1056

Steering Wheel Position Sensor 5-Volt Reference Voltage

2

BK

1835

Low Reference

3

L-GN

1763

Steering Wheel Position Signal A

4

L-BU

1764

Steering Wheel Position Signal B

5

WH

1765

Steering Wheel Position Marker Pulse Signal

6

L-BU

1059

Steering Wheel Position Sensor Signal

7

PK

41

Ignition 3 Voltage

8

BK

1851

Ground

Stop Lamp Switch (w/o JL4)


Object Number: 62424 Size: CH

Connector Part Information
    • 12040551
    • 6-Way F Metri-Pack 680 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN/WH

17

Stop Lamp Switch Signal

B

L-GN/BK

1540

Battery Positive Voltage

C

BN

441

Ignition 3 Voltage

D

PU

420

TCC Brake Switch/Cruise Control Release Signal

E

OG

584

A/T Shift Lock Control Switch Supply Voltage

F

WH

1135

A/T Shift Lock Control Solenoid Supply Voltage

Stop Lamp Switch (w/JL4)


Object Number: 62424 Size: CH

Connector Part Information
    • 12040551
    • 6-Way F Metri-Pack 680 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

WH

1135

A/T Shift Lock Control Solenoid Supply Voltage

B

OG

584

A/T Shift Lock Control Switch Supply Voltage

C

BN

441

Ignition 3 Voltage

D

PU

420

TCC Brake Switch/Cruise Control Release Signal

E

L-GN/BK

1540

Battery Positive Voltage

F

D-GN/WH

17

Stop Lamp Switch Signal

Traction Control Switch (w/o JL4)


Object Number: 40446 Size: CH

Connector Part Information
    • 12177194
    • 6-Way F Metri-Pack 150 Series (NA)

Pin

Wire Color

Circuit No.

Function

A-B

--

--

Not Used

C

BK/WH

1851

Ground

D

BN/WH

230

Instrument Panel Lamps Dimming Control

E

BN

441

Ignition 3 Voltage

F

BN/WH

1571

Traction Control Switch Signal

Traction Control Switch (w/JL4)


Object Number: 304345 Size: CH

Connector Part Information
    • 12177195
    • 6-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A-B

--

--

Not Used

C

BK/WH

1851

Ground

D

BN/WH

230

Instrument Panel Lamps Dimming Control

E

BN

441

Ignition 3 Voltage

F

L-BU

2206

Traction Control Preference Switch Signal

Wheel Speed Sensor (WSS) - LF


Object Number: 635009 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

L-BU

830

Left Front Wheel Speed Sensor Signal

B

YE

873

Left Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RF


Object Number: 635009 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Metri-Pack 150 Series (BK)

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 (10 Series w/JL4 )


Object Number: 635009 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Metri-Pack 150 Series (BK)

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 (10 Series w/JL4)


Object Number: 635009 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Metri-Pack 150 Series (BK)

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

Wheel Speed Sensor (WSS) - RR (20 Series w/JL4)


Object Number: 523630 Size: CH

Connector Part Information
    • 15326801
    • 2-Way F GT 150 Series (BK)

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

YAW and Lateral Acceleration Sensor


Object Number: 697024 Size: CH

Connector Part Information
    • 15421324
    • 6-Way F MQS Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

D-GN

2087

YAW Rate Sensor 5-Volt Reference

2

L-BU

715

Lateral Accelerometer Signal

3

D-BU

716

Yaw Rate Sensor Signal

4

--

--

Not Used

5

YE

5353

YAW Rate Frequency

6

L-BU

2088

YAW Rate Sensor Low Reference