GM Service Manual Online
For 1990-2009 cars only
Table 1: Auxiliary Water Pump (HP2)
Table 2: Coolant Level Switch (8.1L)
Table 3: Coolant Level Switch (Diesel)
Table 4: Cooling Fan - Left (10 Series)
Table 5: Cooling Fan - Right (10 Series)
Table 6: Starter/Generator Control Module Coolant Pump (HP2)

Auxiliary Water Pump (HP2)


Object Number: 1405759  Size: CH

Connector Part Information

    • 12084126
    • 2-Way F Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

BK

550

Ground

2

TN/WH

5543

Auxiliary Heater Pump Voltage

Coolant Level Switch (8.1L)


Object Number: 537107  Size: CH

Connector Part Information

    • 12052644
    • 2-Way F Metri-Pack 150 Series Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

L-GN

1478

Coolant Level Switch Signal

B

BK

550

Ground

Coolant Level Switch (Diesel)


Object Number: 655783  Size: CH

Connector Part Information

    • 15324243
    • 2-Way F Metri-Pack 150 Series Sealed (GY)

Pin

Wire Color

Circuit No.

Function

A

L-GN

1478

Coolant Level Switch Signal

B

BK

550

Ground

Cooling Fan - Left (10 Series)


Object Number: 1509935  Size: CH

Connector Part Information

    • 15454358
    • 2-Way F 630 GT (BK)

Pin

Wire Color

Circuit No.

Function

A

YE

5358

Cooling Fan Motor Control

B

GY

532

Cooling Fan Motor Supply Voltage

Cooling Fan - Right (10 Series)


Object Number: 1509935  Size: CH

Connector Part Information

    • 15454358
    • 2-Way F 630 GT (BK)

Pin

Wire Color

Circuit No.

Function

A

BK

250

Ground

B

L-BU

409

Cooling Fan Motor Supply Voltage

Starter/Generator Control Module Coolant Pump (HP2)


Object Number: 1405759  Size: CH

Connector Part Information

    • 12131678
    • 2-Way F Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

BK

150

Ground

2

L-BU

703

Ignition 1 Voltage