GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Engine Controls Schematics
Figure 1:

Module Power
Object Number: 2076210 Size: FS
Figure 2:

Fuse Block, IGN-A Relay, Ground, Serial Data and MIL
Object Number: 2076212 Size: FS
Figure 3:

Engine Data Sensors - 5-Volt and Low Reference
Object Number: 2076213 Size: FS
Figure 4:

Engine Data Sensors - Pressure, Temperature and MAF Sensor
Object Number: 2076214 Size: FS
Figure 5:

Engine Data Sensors - EGR and Turbocharger Controls
Object Number: 2076217 Size: FS
Figure 6:

Engine Data Sensors - APP, High Idle Switch (UZ3) and Injection Timing Controls
Object Number: 2076218 Size: FP
Figure 7:

Engine Data Sensors - Glow Plug Controls, Intake Air Heater (IAH) Module
Object Number: 2076219 Size: FS
Master Electrical Component List
Figure 8:

Fuel Controls - Fuel Pump, Temperature and Pressure Controls
Object Number: 2076221 Size: FS
Figure 9:

Fuel Controls - Fuel Heater and Water-In-Fuel Sensor Controls
Object Number: 2076222 Size: FS
Figure 10:

Fuel Controls - Fuel Injectors
Object Number: 2076223 Size: FS
Figure 11:

Controlled/Monitored Subsystem References 1 of 2
Object Number: 2076224 Size: FS
Figure 12:

Controlled/Monitored Subsystem References 2 of 2
Object Number: 2076225 Size: FS