GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Epica 🢒 Driver Information and Entertainment 🢒 Cellular, Entertainment, and Navigation 🢒 Radio/Navigation System Schematics
Figure 1:

Radio Power, Ground, Steering Wheel Controls, Antenna
Object Number: 2078200 Size: FS
Figure 2:

LHD Speakers (UW6)
Object Number: 2078211 Size: FS
Figure 3:

RHD Speakers (UW6)
Object Number: 2078215 Size: FS
Figure 4:

LHD Speakers (U63)
Object Number: 2078216 Size: FS
Figure 5:

RHD Speakers (U63)
Object Number: 2078217 Size: FS
Figure 6:

Subwoofer (U63)
Object Number: 2078218 Size: FS
Figure 7:

Navigation Module
Object Number: 2142565 Size: FS