GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 Chevy C Cab/Chassis HD (GMT 400) 🢒 Engine 🢒 Engine Controls - 8.1L 🢒 Entertainment Component Views
Figure 1:

Radio Antenna
Object Number: 715334 Size: MF
(1)Right Fender
(2)Radio Antenna
(3)Extension Cable
(4)Antenna Connector
Figure 2:

Radio Antenna Extension Cable Routing
Object Number: 715335 Size: MF
(1)Antenna Cable
(2)Antenna Extension Cable Connector to Radio
(3)Radio Antenna Jack-UL0 and UW3
(4)Radio
(5)Radio Antenna Jack-UM6 and UM7
(6)Antenna Extension Cable
(7)Extension Cable Connector to Antenna
Figure 3:

Radio Installation
Object Number: 715331 Size: MF
(1)Antenna Extension Cable Connector to Radio
(2)Radio Connector C1-UM6, UM7 or C2-UL0, UW3
(3)Radio
(4)Radio Connector C2-UM6, UM7 or C1-UL0, UW3
Figure 4:

Door Speaker-Right Door Shown, Left Similar
Object Number: 715338 Size: MF
(1)Door Harness
(2)Door Speaker Connector
(3)Speaker
(4)Connector C215 - Right Door or C206 - Left Door
(5)Crossbody Harness
Figure 5:

Rear Speaker Wiring
Object Number: 715339 Size: MF
(1)Right Rear Speaker
(2)Rear Speaker Harness
(3)Left Rear Speaker
(4)C410 on Rear Speaker Harness
(5)C410 on Cross Body Harness
(6)Right Rear Speaker Connector, Left Side Similar