GM Service Manual Online
For 1990-2009 cars only
Table 1: Brake Pressure Warning Switch
Table 2: Electronic Brake Control Module (EBCM), C1
Table 3: Electronic Brake Control Module (EBCM), C2
Table 4: Electronic Brake Control Module (EBCM), C3
Table 5: Park Brake Warning Switch
Table 6: Wheel Speed Sensor (WSS), RH
Table 7: Wheel Speed Sensor (WSS), LH

Brake Pressure Warning Switch


Object Number: 35437  Size: CH

Connector Part Information

    • 12052646
    • 2-Way F Metri-Pack 150 Series, Sealed (WHT)

Pin

Wire Color

Circuit No.

Function

A

BLK

350

Ground

B

PPL

680

ABS Pressure Differential Sensor Signal

Electronic Brake Control Module (EBCM), C1


Object Number: 287956  Size: CH

Connector Part Information

    • 12177081
    • 10-Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

441

Fuse Output - Ignition 3

B

--

--

Not Used

C

PPL

420

Brake Pedal Switch Output - TCC

D

--

--

Not Used

E

YEL/BLK

1827

Vehicle Speed Signal

F

--

--

Not Used

G

PPL

1807

Serial Data Signal - Class B - 10400 BAUD - Primary

H

GRA/BLK

680

Courtesy Lamp Relay Output - Coil

J

BLK/WHT

451

Ground

K

--

--

Not Used

Electronic Brake Control Module (EBCM), C2


Object Number: 68766  Size: CH

Connector Part Information

    • 12124662
    • 4-Way F Metri-Pack 150 Series, Sealed (BRN)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

830

Wheel Speed Sensor Signal - Left Front

C

DK GRN

872

Wheel Speed Sensor Signal - Right Front

D

YEL

873

Wheel Speed Sensor Return - Left Front

E

TAN

833

Wheel Speed Sensor Return - Right Front

Electronic Brake Control Module (EBCM), C3


Object Number: 62489  Size: CH

Connector Part Information

    • 1285030
    • 2-Way F Metri-Pack 630 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

442

Fuse Output - Battery

B

BLK

150

Ground

Park Brake Warning Switch


Object Number: 35348  Size: CH

Connector Part Information

    • 12004267
    • 1-Way 56 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

1134

Park Brake Switch Signal

Wheel Speed Sensor (WSS), RH


Object Number: 35437  Size: CH

Connector Part Information

    • 12052641
    • 2-Way F Metri -Pack 150 Series , Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

833

Wheel Speed Sensor Return - Right Front

B

DK GRN

872

Wheel Speed Sensor Signal - Right Front

Wheel Speed Sensor (WSS), LH


Object Number: 35437  Size: CH

Connector Part Information

    • 12052641
    • 2-Way F Metri -Pack 150 Series , Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

830

Wheel Speed Sensor Signal - Left Front

B

DK GRN

873

Wheel Speed Sensor Return - Left Front