GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Savana 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Engine Controls Schematics
Figure 1:

Module Power, Ground, Serial Data and MIL
Object Number: 2080234 Size: FS
Figure 2:

Engine Data Sensors - 5-Volt and Low Reference
Object Number: 2080244 Size: FS
Figure 3:

Engine Data Sensors - Pressure, Temperature and Position
Object Number: 2080250 Size: FS
Figure 4:

Engine Data Sensors - Oxygen Sensors
Object Number: 2080255 Size: FS
Figure 5:

Throttle Controls
Object Number: 2080258 Size: FS
Figure 6:

Ignition Controls - Ignition Control Module
Object Number: 2080261 Size: FS
Figure 7:

Ignition Controls - Sensors
Object Number: 2080263 Size: FS
Figure 8:

Fuel Controls - Fuel Pump Controls
Object Number: 2080265 Size: FS
Figure 9:

Fuel Controls - Fuel Injectors
Object Number: 2080267 Size: FS
Figure 10:

Fuel Controls - EVAP and Device Controls
Object Number: 2080288 Size: FS
Figure 11:

Controlled/Monitored Subsystem References
Object Number: 2080277 Size: FS