GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1999 🢒 Century (China) (CNG) 🢒 Body and Accessories 🢒 Entertainment 🢒 Entertainment Component Views
Figure 1:

Front Right Side of Roof Rail
Object Number: 491298 Size: LF
(1)Radio Antenna Amplifier (RPO UV7) Front Window Connector
(2)Front Window Antenna Ground
Figure 2:

Right Side of Rear Roof Rail
Object Number: 491307 Size: LF
(1)Antenna Module (RPO U77)
(2)Rear Window Antenna (RPO U77) Connector
(3)C395 (Inline Antenna)
(4)Rear Window Defogger Grid Connector
(5)C399 (Inline to Body Wiring Harness)
Figure 3:

Right Rear Roof Rail
Object Number: 491289 Size: LF
(1)Radio Antenna Amplifier (RPO U77)
(2)Rear Window Antenna Amplifier (RPO U77) Connector
(3)C395 (Inline To Body Wiring Harness)
Figure 4:

Center of Instrument Panel
Object Number: 491308 Size: LF
(1)Radio Connector
(2)Radio
Figure 5:

Right Rear Quarter Panel
Object Number: 491286 Size: LF
(1)Radio Noise Suppressor Ground Wire (RPO U77) Rear Defogger Grid Connector
(2)Radio Noise Suppressor Ground Wire (RPO U77) Filter Lead
Figure 6:

Lower Inside of Door
Object Number: 491303 Size: LF
(1)Tweeter (RPO UQ3)
(2)Tweeter Connector
(3)Front Door Speaker Conector
(4)Front Door Speaker
Figure 7:

Rear Package Shelf
Object Number: 491301 Size: LF
(1)Rear Speaker
(2)Rear Package Shelf
(3)Rear Speaker Connector