GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2006 🢒 Terraza 🢒 Vehicle Control Systems 🢒 Vehicle DTC Information 🢒 Cellular Communication Component Views
Figure 1:

Antenna Components
Object Number: 1542521 Size: LF
(1)Cellular, Navigational and Digital Radio Antenna (UE1 & U2K)
(2)Digital Radio Receiver
(3)Vehicle Communication Unit (VCU) (UE1)
(4)C304 Cellular, Navigational and Digital Radio Antenna Coax Connector (UE1 & U2K)
(5)Radio
(6)C298 Radio Antenna Coax Connector
(7)Radio Antenna
Figure 2:

Middle Left Side of I/P Components
Object Number: 1536079 Size: LF
(1)Theft Light Emitted Diode (LED) (UA6)
(2)Ambient Light Sensor
(3)HVAC Control Module
(4)Vent and Floor Actuator
(5)Air Temperature Actuator (C60) or Air Temperature Actuator - Left (CJ3)
(6)Defrost Actuator
(7)Body Control Module (BCM)
(8)Digital Radio Receiver (U2K)
(9)Vehicle Communication Unit (VCU) (UE1)
Figure 3:

Front Headliner Components
Object Number: 1536136 Size: LF
(1)Courtesy/Reading Lamp - Front
(2)Multifunction Switch - Overhead Console
(3)Courtesy/Reading Lamp - Front
(4)OnStar Button Assembly (UE1)
(5)Garage Door Opener (UG1)
(6)Garage Door Opener Buttons (UG1)
(7)Vanity Mirror Lamp - Right (DH6)
(8)Multifunction Switch Overhead Console
(9)Vanity Mirror Lamp - Left (DH6)
(10)Cellular Microphone (UE1)