GM Service Manual Online
For 1990-2009 cars only
Table 1: Park Brake Release Solenoid
Table 2: Power Brake (P/B) Booster Pump Assembly (RH Drive)
Table 3: Power Brake (P/B) Booster Pump Relay (RH Drive)

Park Brake Release Solenoid


Object Number: 68737  Size: CH

Connector Part Information

    • 12129489
    • 3-Way F Metri-Pack 280 Series Flex Lock (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

1628

Park Brake Relay A Supply Voltage

B

LT GRN

1627

Park Brake Relay B+ Supply Voltage

C

LT BLU

1134

Park Brake Switch Signal

Power Brake (P/B) Booster Pump Assembly (RH Drive)


Object Number: 38598  Size: CH

Connector Part Information

    • 12040951
    • 3-Way F Metri-Pack 280 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU

1809

Brake Booster Vacuum Sensor Signal

B

BLK

1550

Ground

C

PNK

173

ABS Pump Motor Supply Voltage

Power Brake (P/B) Booster Pump Relay (RH Drive)


Object Number: 39670  Size: CH

Connector Part Information

    • 12110787
    • 4-Way F Metri-Pack 280 Series Flex Lock Sealed (MD GRY)

Pin

Wire Color

Circuit No.

Function

30

PNK

173

ABS Pump Motor Supply Voltage

85

PNK

139

Ignition 1 Voltage

86

DK BLU

1809

Brake Booster Vacuum Sensor Signal

87

RED

642

Battery Positive Voltage