GM Service Manual Online
For 1990-2009 cars only

Interior Lights Schematics Base

Figure 1:

CTSY Fuse 3, Door Jamb Switches


Object Number: 570364  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Execpt Luxury
GAUGES Fuse 4, Interior Lamp Control Module
Power Distribution Schematics (MegaFuse and Aux Power Center (Z56) 2000 C/K
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
GAUGES Fuse 4, Interior Lamp Control Module
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
T CASE, and CTSY Fuses (1 of 2)
T CASE, and CTSY Fuses (1 of 2)
G200 (1 of 4)
Figure 2:

GAUGES Fuse 4, Interior Lamp Control Module


Object Number: 570367  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Execpt Luxury
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
CTSY Fuse 3, Door Jamb Switches
Handling Electrostatic Discharge Sensitive Parts Notice
GAUGES Fuse
GAUGES Fuse
G202 (2 of 4)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
CTSY Fuse 3, Door Jamb Switches
Figure 3:

Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)


Object Number: 570370  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Execpt Luxury
Overhead Console Reading Lamps, Dome/Reading Lamps
GAUGES Fuse 4, Interior Lamp Control Module
CTSY Fuse 3, Door Jamb Switches
GAUGES Fuse 4, Interior Lamp Control Module
Overhead Console Reading Lamps, Dome/Reading Lamps
Overhead Console Reading Lamps, Dome/Reading Lamps
CTSY Fuse 3, Door Jamb Switches
CTSY Fuse 3, Door Jamb Switches
Overhead Console Reading Lamps, Dome/Reading Lamps
Overhead Console Reading Lamps, Dome/Reading Lamps
CTSY Fuse 3, Door Jamb Switches
GAUGES Fuse 4, Interior Lamp Control Module
Figure 4:

Overhead Console Reading Lamps, Dome/Reading Lamps


Object Number: 570372  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Execpt Luxury
CTSY Fuse 3, Illuminated Vanity Mirrors
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
Rear Dome and Reading Lamps, Door Courtesy Lamps (Utility/Crew Cab w/ Auxiliary Lighting)
G400
Figure 5:

CTSY Fuse 3, Illuminated Vanity Mirrors


Object Number: 570374  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Execpt Luxury
Power Window Switch Illumination
Overhead Console Reading Lamps, Dome/Reading Lamps
G200 (1 of 4)
T CASE, and CTSY Fuses (1 of 2)
T CASE, and CTSY Fuses (1 of 2)
Figure 6:

Power Window Switch Illumination


Object Number: 570376  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Execpt Luxury
HORN Fuse, CIG LTR Fuse 13, Underhood and Reel Lamps
CTSY Fuse 3, Illuminated Vanity Mirrors
G400
G202 (2 of 4)
SECURITY/STRG, PK LPS, and DRL-FOG Fuses
Front Park and Turn Lamps, Roof Marker Lamps
G200 (1 of 4)
Figure 7:

HORN Fuse, CIG LTR Fuse 13, Underhood and Reel Lamps


Object Number: 570377  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Execpt Luxury
Power Window Switch Illumination
ECM-B, HORN and A/C COMP Fuses
ECM-B, HORN and A/C COMP Fuses

Interior Lights Schematics Luxury

Figure 1:

Courtesy Lamps and Door Jambs


Object Number: 570380  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Luxury
Courtesy Lamps and Rearview Mirror Switch
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Courtesy Lamps and Rearview Mirror Switch
Power Distribution Schematics (MegaFuse and Aux Power Center (Z56) 2000 C/K
G202 (2 of 4)
G200 (1 of 4)
IGN B Fuse and Ignition Switch
IGN B Fuse and Ignition Switch
Courtesy Lamps and Rearview Mirror Switch
Courtesy Lamps and Rearview Mirror Switch
Figure 2:

Courtesy Lamps and Rearview Mirror Switch


Object Number: 570381  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Luxury
Illuminated Mirrors
Courtesy Lamps and Door Jambs
Dome Lamps and Reading Lamps
Courtesy Lamps and Door Jambs
Dome Lamps and Reading Lamps
G200 (1 of 4)
Illuminated Mirrors
T CASE, and CTSY Fuses (1 of 2)
Courtesy Lamps and Door Jambs
Courtesy Lamps and Door Jambs
Power Outside Rearview Mirrors - Except Luxury
Figure 3:

Illuminated Mirrors


Object Number: 570383  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Luxury
Dome Lamps and Reading Lamps
Courtesy Lamps and Rearview Mirror Switch
Courtesy Lamps and Rearview Mirror Switch
G200 (1 of 4)
Figure 4:

Dome Lamps and Reading Lamps


Object Number: 570385  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Luxury
Underhood Reel Lamps
Illuminated Mirrors
Courtesy Lamps and Rearview Mirror Switch
Courtesy Lamps and Rearview Mirror Switch
Power Distribution Schematics (MegaFuse and Aux Power Center (Z56) 2000 C/K
Figure 5:

Underhood Reel Lamps


Object Number: 570387  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Luxury
Fuses, Headlamp and Panel Dimmer Switch and Window Switches
Dome Lamps and Reading Lamps
ECM-B, HORN and A/C COMP Fuses
ECM-B, HORN and A/C COMP Fuses
Figure 6:

Fuses, Headlamp and Panel Dimmer Switch and Window Switches


Object Number: 570393  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Luxury
Heated Seat Switches and Body Control Module
Underhood Reel Lamps
Heated Seat Switches and Body Control Module
G400
SECURITY/STRG, PK LPS, and DRL-FOG Fuses
Front Park and Turn Lamps, Roof Marker Lamps
Front Park and Turn Lamps, Roof Marker Lamps
Front Park and Turn Lamps, Roof Marker Lamps
Fog Lamp Switch, Relay and Lamps
G200 (1 of 4)
G202 (2 of 4)
Figure 7:

Heated Seat Switches and Body Control Module


Object Number: 570398  Size: FS
Lighting Systems Components
Interior Lights Circuit Description Luxury
Fuses, Headlamp and Panel Dimmer Switch and Window Switches
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
G200 (3 of 4)
G200 (4 of 4)
G202 (2 of 4)
Fuses, Headlamp and Panel Dimmer Switch and Window Switches
G202 (2 of 4)
G202 (2 of 4)