GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Sierra - 2WD 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Power Take-Off (PTO) Schematics
Figure 1:

Switch Controls
Object Number: 1917002 Size: FS
Master Electrical Component List
Power Take-Off (PTO) Description and Operation
Control Module References
Wiring Provisions - 1 of 2
Figure 2:

Wiring Provisions - 1 of 2
Object Number: 1917008 Size: FS
Master Electrical Component List
Power Take-Off (PTO) Description and Operation
Control Module References
Wiring Provisions - 2 of 2
Switch Controls
Figure 3:

Wiring Provisions - 2 of 2
Object Number: 1917017 Size: FS
Master Electrical Component List
Power Take-Off (PTO) Description and Operation
Control Module References
Wiring Provisions - 1 of 2