GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Sierra - 4WD 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Starting and Charging Schematics
Figure 1:

Starting
Object Number: 1915359 Size: FS
Master Electrical Component List
Starting System Description and Operation
Control Module References
Charging (Gas)
Figure 2:

Charging (Gas)
Object Number: 1915363 Size: FS
Master Electrical Component List
Charging System Description and Operation
Control Module References
Charging (Diesel)
Starting
Figure 3:

Charging (Diesel)
Object Number: 1915367 Size: FS
Master Electrical Component List
Charging System Description and Operation
Control Module References
Charging (Gas)