GM Service Manual Online
For 1990-2009 cars only
Connector 1: Brake Fluid Level Switch
Connector 2: Brake Pressure Sensor (LAT)
Connector 3: Brake Vacuum Sensor (LAT)
Connector 4: Hill Hold Valve (LAT)
Connector 5: Park Brake Switch

Brake Fluid Level Switch


Object Number: 655692  Size: CH

Connector Part Information

  • OEM: 12162195
  • Service: 88987993
  • Description: 2-Way F Metri-Pack 150 Series Sealed (BK)

Brake Fluid Level Switch

Pin

Wire Color

Circuit Number

Function

A

PU

333

Brake Fluid Level Switch Signal

B

BK

650

Ground

Brake Pressure Sensor (LAT)


Object Number: 258299  Size: CH

Connector Part Information

  • OEM: 12065287
  • Service: 88988301
  • Description: 3-Way F Metri-Pack 150 Series, Sealed (BK)

Brake Pressure Sensor (LAT)

Pin

Wire Color

Circuit Number

Function

A

WH

6033

Low Reference

B

WH

6034

5-Volt Reference

C

YE

2034

Brake Pressure Sensor Signal

Brake Vacuum Sensor (LAT)


Object Number: 1331443  Size: CH

Connector Part Information

  • OEM: 1928403966
  • Service: See Catalog
  • Description: 3-Way F Kompakt 2.8 Series Sealed (BK)

Brake Vacuum Sensor (LAT)

Pin

Wire Color

Circuit Number

Function

1

L-GN

6257

Brake Booster Vacuum Sensor Supply Voltage

2

L-GN/BK

6258

Brake Booster Vacuum Sensor Ground

3

D-BU/WH

1809

Brake Booster Vacuum Sensor Signal

Hill Hold Valve (LAT)


Object Number: 1566796  Size: CH

Connector Part Information

  • OEM: 6189-6901
  • Service: 88988644
  • Description: 4-Way F Sealed (BK)

Hill Hold Valve (LAT)

Pin

Wire Color

Circuit Number

Function

1

BN

7613

Hill Hold Valve Brake Relay Contact Output Voltage

2

PU

7624

Hill Hold Valve #1 Control

3

BN

7613

Hill Hold Valve Brake Relay Contact Output Voltage

4

L-GN

7623

Hill Hold Valve #2 Control

Park Brake Switch


Object Number: 439818  Size: CH

Connector Part Information

  • OEM: 12047682
  • Service: See Catalog
  • Description: 1-Way F Metri-Pack 150 Series (BK)

Park Brake Switch

Pin

Wire Color

Circuit Number

Function

A

L-BU

1134

Park Brake Switch Signal