GM Service Manual Online
For 1990-2009 cars only
Table 1: Brake Fluid Level Switch Connector
Table 2: Power Brake (P/B) Booster Fluid Flow Switch Connector
Table 3: Power Brake (P/B) Booster Pump Motor Relay Connector

Brake Fluid Level Switch Connector


Object Number: 237066  Size: CH

Connector Part Information

    • 12162194
    • 2-Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

333

Brake Fluid Level Sensor Signal

B

BLK

150

Ground

Power Brake (P/B) Booster Fluid Flow Switch Connector


Object Number: 646180  Size: CH

Connector Part Information

    • 12162198
    • 2-Way F Metri-Pack 150 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/BLK

1928

Brake Booster Fluid Flow Switch Signal

B

BLK

150

Ground

Power Brake (P/B) Booster Pump Motor Relay Connector


Object Number: 68749  Size: CH

Connector Part Information

    • 12124169
    • 4-Way F Mixed (BLK)

Pin

Wire Color

Circuit No.

Function

30

RED

2

Battery Positive Voltage

85

GRY

847

Extended Travel Brake Switch Signal

86

LT BLU/BLK

1928

Brake Booster Fluid Flow Switch Signal

87

ORN

1470

Brake Booster Pump Motor Supply Voltage