GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 LaCrosse 🢒 Body 🢒 Lighting Systems 🢒 Lighting Systems Component Views
Figure 1:

Front of the I/P
Object Number: 1509879 Size: LF
(1)Lamp Switch Assembly - Fog Lamp
(2)Instrument Panel Cluster (IPC)
(3)Ignition Switch
(4)Air Temperature Sensor - Inside
(5)Sunload Sensor Assembly (CJ2) or Ambient Light Sensor (C67)
(6)Theft LED
(7)Driver Information Center (DIC)
(8)Radio
(9)HVAC Control Module
(10)Heated Seat Switch - Front Passenger
(11)Cigar Lighter
(12)Heated Seat Switch - Driver
(13)Steering Wheel Controls - Right
(14)Cruise Control Switch
(15)Voice Recorder / Cruise Switch Assembly
(16)Steering Wheel Controls - Left
(17)Turn Signal / Multifunction Switch
(18)I/P Dimmer Switch
(19)Lamp Switch Assembly - Interior Lamps
Figure 2:

Rear of the Passenger Compartment
Object Number: 1507685 Size: LF
(1)Audio Amplifier
(2)Remote Control Door Lock Receiver (RCDLR)
(3)Navigation Antenna
(4)Rear Window Shelf
(5)Rear Parking Assist (RPA) Module
(6)Electronic Compass Module
(7)Rear Compartment Courtesy Lamp
Figure 3:

Right Side I/P Lighting
Object Number: 1552086 Size: LF
(1)Instrument Panel
(2)Fuse Block - I/P
(3)I/P Courtesy Lamp - Right
Figure 4:

Front Lights
Object Number: 1507910 Size: LF
(1)Headlamp - Low Beam - Right
(2)Headlamp - High Beam - Right
(3)Headlamp - Low Beam - Left
(4)Headlamp - High Beam - Left
(5)Park / Turn Signal Lamp - LF
(6)Marker Lamp - LF
(7)Fog Lamp - LF
(8)Fog Lamp - RF
(9)Marker Lamp - RF
(10)Park / Turn Signal Lamp - RF
Figure 5:

Behind the I/P
Object Number: 1510569 Size: LF
(1)I/P Compartment Lamp
(2)HVAC Control Module
(3)Radio
(4)Air Temperature Sensor - Inside
(5)Steering Wheel
(6)Instrument Panel Cluster (IPC)
(7)Body Control Module (BCM)
(8)Steering Angle Sensor
(9)Vehicle Communication Interface Module (VCIM)
(10)Cigar Lighter
(11)Fuse Block - I/P
Figure 6:

Headliner Components
Object Number: 1507661 Size: LF
(1)Reading Lamps - Overhead Console
(2)Garage Door Opener
(3)Dome / Reading Lamp - Left
(4)Rear Park Assist (RPA) Display
(5)Dome / Reading Lamp - Right
Figure 7:

Rear of the Vehicle
Object Number: 1507909 Size: LF
(1)Rear Window Defogger Grid
(2)Center High Mounted Stop Lamp (CHMSL)
(3)Backup Lamp - Right
(4)Tail Lamp - Right Upper
(5)Tail / Stop and Turn Signal Lamp - Right
(6)Marker Lamp - Right
(7)Tail Lamp - Right Lower
(8)Object Sensor - RR Corner
(9)Object Sensor - RR Middle
(10)License Lamp - Right
(11)License Lamp - Left
(12)Object Sensor - LR Middle
(13)Object Sensor - LR Corner
(14)Tail Lamp - Left Lower
(15)Marker Lamp - Left
(16)Tail / Stop and Turn Signal Lamp - Left
(17)Backup Lamp - Left
(18)Tail Lamp - Left Upper
Figure 8:

Right Side I/P Lighting
Object Number: 1552086 Size: LF
(1)Instrument Panel
(2)Fuse Block - I/P
(3)I/P Courtesy Lamp - Right
Figure 9:

Left Side I/P Lighting
Object Number: 1552087 Size: LF
(1)Instrument Panel
(2)I/P Courtesy Lamp - Left