GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2007 🢒 Lucerne 🢒 HVAC 🢒 HVAC - Automatic 🢒 Entertainment/Communication Component Views
Figure 1:

Instrument Panel (I/P) Components
Object Number: 1707551 Size: LF
(1)Inflatable Restraint Steering Wheel Module
(2)Instrument Panel Cluster (IPC)
(3)Sunload Twilight Sensor (CJ2)/Ambient Light Sensor (C67)
(4)Speaker - Front Center (UQA)
(5)Hazard Switch
(6)Inflatable Restraint I/P Module
(7)I/P Compartment Lamp
(8)Radio
(9)HVAC Control Module
(10)Auxiliary Power Outlet - Console (A51)/Cigar Lighter (DT4/A51)
(11)Traction Control Switch (A51)
(12)Steering Wheel Controls
(13)Data Link Connector (DLC)
(14)Air Temperature Sensor - Inside (CJ2)
(15)Headlamp Switch
(16)Turn Signal/Multifunction Switch
(17)Driver Information Display Switch
Figure 2:

Underneath Center Dash Panel
Object Number: 1706962 Size: LF
(1)Sunload Twilight Sensor (CJ2)/Ambient Light Sensor (C67)
(2)Global Positioning System (GPS) Antenna (U3U)
Figure 3:

A- Pillar Speakers
Object Number: 1707074 Size: LF
(1)Speaker - Left Front Tweeter
(2)Speaker - Right Front Tweeter
Figure 4:

Overhead Console and Inside Rearview Mirror Components
Object Number: 1707483 Size: LF
(1)Sunroof Switch - Open/Close (CF5)
(2)Cellular Microphone (UE1, U3U)
(3)Garage Door Opener Buttons (UG1)
(4)Cellular Microphone (UE1, U3U)
(5)Sunroof Switch - Vent (CF5)
(6)Courtesy Lamp - Overhead Console - Right
(7)Inside Rearview Mirror
(8)Courtesy Lamp Switch - Right
(9)Cellular Microphone (UE1, U3U)
(10)Garage Door Opener Transmitter (UG1)
(11)Cellular Microphone (UE1, U3U)
(12)Courtesy Lamp Switch - Left
(13)Onstar Button Assembly
(14)Inflatable Restraint I/P Module Indicator
(15)Courtesy Lamp Overhead Console - Left
Figure 5:

Driver Door
Object Number: 1707095 Size: LF
(1)Door Frame
(2)Heated and Cooled Seat Switch - Driver (KA1/KB6)
(3)Outside Rearview Mirror - Driver
(4)Speaker - Left Front Door
(5)Driver Door Module (DDM)
(6)Window Motor - Driver
(7)Door Latch Assembly - Driver
Figure 6:

Passenger Door
Object Number: 1707173 Size: LF
(1)Outside Rearview Mirror - Passenger
(2)Door Frame
(3)Door Latch Assembly - Front Passenger
(4)Window Motor - Driver
(5)Front Passenger Door Module (FPDM)
(6)Speaker - Right Front Door
(7)Heated and Cooled Seat Switch - Front Passenger (KA1, KB6)
Figure 7:

Above Right Rear Wheel Well
Object Number: 1707084 Size: LF
(1)Rear Window Antenna
(2)Radio Antenna Module
Figure 8:

Behind the Left Rear Wheel Well
Object Number: 1707049 Size: LF
(1)Digital Radio Receiver (DRR) (U2K)
Figure 9:

Behind The Rear Seat
Object Number: 1707100 Size: LF
(1)Remote Control Door Lock Receiver (RCDLR)
(2)Rear Park Assist Indicator (UFR)
(3)Speaker - Right Rear
(4)Vehicle Communication Interface Module (VCIM) (UE1)
(5)Amplifier (UQA)
(6)Rear Compartment Courtesy Lamp
(7)Speaker - Left Rear
Figure 10:

Rear of Vehicle
Object Number: 1707116 Size: LF
(1)Cellular Navigation (UE1) and Digital Radio Antenna (U2K)
(2)Center High Mounted Stop Lamp (CHMSL)
(3)Rear Window Defogger
(4)Backup Lamp - Right Rear
(5)Tail Lamp - Right Auxiliary
(6)Stop/Turn Signal Lamp - Right Rear
(7)Marker Lamp - Right Rear
(8)Object Alarm Sensor - Right Rear Corner (UD7)
(9)Object Alarm Sensor - Right Rear Middle (UD7)
(10)License Lamps
(11)Object Alarm Sensor - Left Rear Middle (UD7)
(12)Object Alarm Sensor - Left Rear Corner (UD7)
(13)Marker Lamp - Left Rear
(14)Stop/Turn Signal Lamp - Left Rear
(15)Tail Lamp - Left Auxiliary
(16)Backup Lamp - Left Rear
(17)Radio Rear Glass Antenna