GM Service Manual Online
For 1990-2009 cars only
Table 1: Brake Fluid Level Switch (Except JC4)
Table 2: Brake Pressure Differential Switch (JC4)
Table 3: Park Brake Switch
Table 4: Supplemental Brake Assist Pump Motor (JC4)

Brake Fluid Level Switch (Except JC4)


Object Number: 232831  Size: CH

Connector Part Information

    • 12162194
    • 2-Way F Metri-Pack 150.2 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

550

Ground

B

PU

333

Brake Fluid Level Sensor Signal

Brake Pressure Differential Switch (JC4)


Object Number: 847209  Size: CH

Connector Part Information

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

Pin

Wire Color

Circuit No.

Function

A

PU

333

Brake Fluid Level Sensor Signal

B

BK

550

Ground

Park Brake Switch


Object Number: 365953  Size: CH

Connector Part Information

    • 12092133
    • 1-Way F Metri-Pack 630 Self Lk Series (BK)

Pin

Wire Color

Circuit No.

Function

A

L-BU

1134

Park Brake Switch Signal

Supplemental Brake Assist Pump Motor (JC4)


Object Number: 886053  Size: CH

Connector Part Information

    • 15326830
    • 6-Way F GT 150 (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

1050

Ground

B

PK

139

Ignition 1 Voltage

C

BK/WH

1851

Ground

D

BK/WH

5668

Engine ON Signal

E

D-GN/WH

817

Vehicle Speed Signal

F

D-BU

2713

Supplemental Brake Assist Signal