GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2005 🢒 GMC Sierra Denali 🢒 Body 🢒 Wiring Systems 🢒 Antilock Brake System Connector End Views
Table 1: Electronic Brake Control Module (EBCM) C1
Table 2: Electronic Brake Control Module (EBCM) C2 (8600 GVW or Less w/Rear Disc Brakes)
Table 3: Electronic Brake Control Module (EBCM) C2 (Over 8600 GVW or Rear Drum Brakes)
Table 4: Traction Control Switch (NW7)
Table 5: Wheel Speed Sensor (WSS) LF
Table 6: Wheel Speed Sensor (WSS) RF

Electronic Brake Control Module (EBCM) C1


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 (8600 GVW or Less w/Rear Disc Brakes)


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 (NW7)

A5-A7

--

--

Not Used

A8

BK/WH

1695

Axle Switch Signal (w/o NW7)

BK/WH

1695

Traction Control Switch Signal (w/ NW7)

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 (NW7)

B5

PU

420

TCC Brake Switch/Cruise Control Release Signal

B6

L-BU

1122

Class 2 Serial Data

B7

--

--

Not Used

B8

PU

333

Brake Fluid Level Sensor Signal

Electronic Brake Control Module (EBCM) C2 (Over 8600 GVW or Rear Drum Brakes)


Object Number: 861663 Size: CH

Connector Part Information
    • 15339077
    • 20-Way F Micro-Pack 100W (BK)

Pin

Wire Color

Circuit No.

Function

A1

YE

873

Left Front Wheel Speed Sensor Low Reference

A2

D-GN

872

Right Front Wheel Speed Sensor Signal

A3

PU

420

TCC Brake Switch/Cruise Control Release Signal

A4-A6

--

--

Not Used

A7

TN/BK

464

Delivered Torque Signal (NW7)

A8

BK/WH

1695

Axle Switch Signal (w/o NW7)

A9

L-BU

1122

Class 2 Serial Data

A10

PU

333

Brake Fluid Level Sensor Signal

B1

L-BU

830

Left Front Wheel Speed Sensor Signal

B2

TN

833

Right Front Wheel Speed Sensor Low Reference

B3

YE/BK

1827

Vehicle Speed Signal

B4

BN/WH

1571

Traction Control Switch (NW7)

B5-B6

--

--

Not Used

B7

OG/BK

463

Requested Torque Signal (NW7)

B8-B9

--

--

Not Used

B10

BN

441

Ignition 3 Voltage

Traction Control Switch (NW7)


Object Number: 524811 Size: CH

Connector Part Information
    • 12186758
    • 8-Way F Metri-Pack 150 Series (GY)

Pin

Wire Color

Circuit No.

Function

A

BK/WH

1851

Ground

B-E

--

--

Not Used

F

BN/WH

230

Instrument Panel Lamps Dimming Control

G

BN/WH

1571

Traction Control Switch Signal

H

BN

441

Ignition 3 Voltage

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