GM Service Manual Online
For 1990-2009 cars only

Interior Lights Schematics LWB

Figure 1:

Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground


Object Number: 1958824  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Turn Signal Multifunction Switch, Front, Side and Rear Repeater Lamps Power and Ground
Cigar Lighters, Multifunction Center Console Switch, Headlamp and Dimmer Switch, Auto Transmission Shift Lever Switch, Steering Wheel Switches, Window/Door Lock and Mirror Switch Illumination
Courtesy Lamps Power and Ground
Courtesy Lamps Power and Ground
Courtesy Lamps Power and Ground
G201 - 2 of 2
G201 - 2 of 2
G201 - 2 of 2
G202
G202
G303 and G304 - 2 of 2 and G305 - 1 of 2
G303 and G304 - 2 of 2 and G305 - 1 of 2
G303 and G304 - 2 of 2 and G305 - 1 of 2
G303 and G304 - 2 of 2 and G305 - 1 of 2
G303 and G304 - 2 of 2 and G305 - 1 of 2
G201 - 2 of 2
Theft Deterrent Module, Power, Ground, Serial Data
Figure 2:

Cigar Lighters, Multifunction Center Console Switch, Headlamp and Dimmer Switch, Auto Transmission Shift Lever Switch, Steering Wheel Switches, Window/Door Lock and Mirror Switch Illumination


Object Number: 1958829  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Courtesy Lamps Power and Ground
Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground
Courtesy Lamps Power and Ground
G305 - 2 of 2, G308 and G407
G305 - 2 of 2, G308 and G407
G201 - 1 of 2
G201 - 1 of 2
B+ Bus - 1 of 2
Figure 3:

Courtesy Lamps Power and Ground


Object Number: 1958833  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Cigar Lighters, Multifunction Center Console Switch, Headlamp and Dimmer Switch, Auto Transmission Shift Lever Switch, Steering Wheel Switches, Window/Door Lock and Mirror Switch Illumination
Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground
Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground
Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground
Cigar Lighters, Multifunction Center Console Switch, Headlamp and Dimmer Switch, Auto Transmission Shift Lever Switch, Steering Wheel Switches, Window/Door Lock and Mirror Switch Illumination
G201 - 2 of 2
G201 - 1 of 2

Interior Lights Schematics SWB

Figure 1:

Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground


Object Number: 1958824  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Turn Signal Multifunction Switch, Front, Side and Rear Repeater Lamps Power and Ground
Cigar Lighters, Multifunction Center Console Switch, Headlamp and Dimmer Switch, Auto Transmission Shift Lever Switch, Steering Wheel Switches, Window/Door Lock and Mirror Switch Illumination
Courtesy Lamps Power and Ground
Courtesy Lamps Power and Ground
Courtesy Lamps Power and Ground
G201 - 2 of 2
G201 - 2 of 2
G201 - 2 of 2
G202
G202
G303 and G304 - 2 of 2 and G305 - 1 of 2
G303 and G304 - 2 of 2 and G305 - 1 of 2
G303 and G304 - 2 of 2 and G305 - 1 of 2
G303 and G304 - 2 of 2 and G305 - 1 of 2
G303 and G304 - 2 of 2 and G305 - 1 of 2
G201 - 2 of 2
Theft Deterrent Module, Power, Ground, Serial Data
Figure 2:

Cigar Lighters, Multifunction Center Console Switch, Headlamp and Dimmer Switch, Auto Transmission Shift Lever Switch, Steering Wheel Switches, Window/Door Lock and Mirror Switch Illumination


Object Number: 1958829  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Courtesy Lamps Power and Ground
Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground
Courtesy Lamps Power and Ground
G305 - 2 of 2, G308 and G407
G305 - 2 of 2, G308 and G407
G201 - 1 of 2
G201 - 1 of 2
B+ Bus - 1 of 2
Figure 3:

Courtesy Lamps Power and Ground


Object Number: 1958833  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Cigar Lighters, Multifunction Center Console Switch, Headlamp and Dimmer Switch, Auto Transmission Shift Lever Switch, Steering Wheel Switches, Window/Door Lock and Mirror Switch Illumination
Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground
Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground
Ignition Key Cylinder Lamp, Courtesy Lamps, Compartment Lamps and Sunshade Lamps, Power and Ground
Cigar Lighters, Multifunction Center Console Switch, Headlamp and Dimmer Switch, Auto Transmission Shift Lever Switch, Steering Wheel Switches, Window/Door Lock and Mirror Switch Illumination
G201 - 2 of 2
G201 - 1 of 2