Rear Axle Connector End Views. GMC Truck TopKick C-Series (Conventional) C4/C5 2004

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2004 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Driveline/Axle 🢒 Rear Drive Axle 🢒 Rear Axle Connector End Views

Table 1:	Rear Axle Shift Actuator-Two Speed (HPZ)
Table 2:	Rear Axle Shift Relay-Two Speed (HPZ)
Table 3:	Rear Axle Shift Switch-Two Speed (Manual)
Table 4:	Rear Axle Shift Switch-Two Speed (HR1/HR2)
Table 5:	Rear Axle Shift Switch-Two Speed (Automatic)

Rear Axle Shift Actuator-Two Speed (HPZ)

Connector Part Information

•

12020737

•	3-Way F (BK)

Wire Color

Circuit No.

Function

L-BU

1469

Low Reference

350

Ground

L-GN

1466

Shift-Signal

Rear Axle Shift Relay-Two Speed (HPZ)

Connector Part Information

•

12110539

•	5-Way F Metri-Pack 280 Series Flexlock (BK)

Wire Color

Circuit No.

Function

241

Ignition 3 Voltage

GY/BK

1467

Air Shift Switch Signal (Air Operated)

241

Ignition 3 Voltage

L-BU

1469

Shift Motor Control - High Gear

87A

L-GN

1466

Shift Signal

Rear Axle Shift Switch-Two Speed (Manual)

Connector Part Information

•

12047662

•	2-Way F Metri-Pack 150 Series (BK)

Wire Color

Circuit No.

Function

GY/BK

1467

Air Shift Switch Signal (Air Operated)

250

Ground

Rear Axle Shift Switch-Two Speed (HR1/HR2)

Connector Part Information

•

12065402

•	2-Way F Metri-Pack 150 Series (BN)

Wire Color

Circuit No.

Function

A-B

Not Available

GY/BK

1467

Air Shift Switch Signal (Air Operated)

250

Ground

Rear Axle Shift Switch-Two Speed (Automatic)

Connector Part Information

•

12177194

•	6-Way F Metri-Pack 150 Series (NA)

Wire Color

Circuit No.

Function

750

Ground

750

Ground

GY/BK

1467

Air Shift Switch Signal (Air Operated)

239

Ignition 1 Voltage

2509

Left Rear Park Lamps Supply Voltage/Left Rear Park Lamps and License Lamps Supply Voltage

GY/BK

1467

Air Shift Switch Signal (AIR OPERATED)