GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2001
🢒
GMC C-Series Medium Duty Truck B7
🢒
Driveline/Axle
🢒
Rear Axle Controls
🢒 Rear Axle Component Views
Figure
1:
Rear Axle Shift Relay - Two Speed to Crossmember (HPZ)
(1)
Rear Axle Shift Relay - Two Speed (HPZ)
Figure
2:
Two-Speed Rear Axle Harness to Frame (HPZ)
(1)
Rear Axle Shift Motor - Two Speed (HPZ)
(2)
Rear Axle Shift Relay - Two Speed (HPZ)
Figure
3:
Two-Speed Rear Axle Harness to Frame (HR1/HR2)
(1)
Rear Axle Air Shift Switch - Two Speed
Figure
4:
Rear Axle Shift Relay - Two Speed (HPZ)
(1)
Rear Axle Shift Relay - Two Speed (HPZ)
Figure
5:
Rear Axle Air Shift Switch - Two Speed (HR1/HR2)
(1)
Rear Axle Air Shift Switch - Two Speed