GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Cobalt 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 SIR Schematics
Figure 1:

Power, Ground, Indicators, Pretensioners, Front Modules
Object Number: 2077562 Size: FS
Figure 2:

Front and Side Sensors
Object Number: 2077565 Size: FS
Figure 3:

Passenger Presence System
Object Number: 2077569 Size: FS