GM Service Manual Online
For 1990-2009 cars only

Headlights/Daytime Running Lights (DRL) Schematics Domestic

Figure 1:

DRL Control Module, Headlamp Switch, Muti-Function Switch


Object Number: 660331  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Headlamps, Ignition Switch
Battery, Auxiliary Battery, and Underhood Fuse/Relay Center
Ignition A, Ignition B Fuses, and Ignition Switch
Lighting and Battery Fuses
Lighting and Battery Fuses
Gauges Fuse
Indicators 1 of 2 (Diesel)
PWR, Switch and Alarm Delay Module
Components through S202 and S205 to G201
Headlamps, Ignition Switch
Headlamps, Ignition Switch
Headlamps, Ignition Switch
Headlamps, Ignition Switch
Headlamps, Ignition Switch
Front Fog Lamps (Domestic)
Figure 2:

Headlamps, Ignition Switch


Object Number: 660345  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
DRL Control Module, Headlamp Switch, Muti-Function Switch
DRL Control Module, Headlamp Switch, Muti-Function Switch
DRL Control Module, Headlamp Switch, Muti-Function Switch
DRL Control Module, Headlamp Switch, Muti-Function Switch
DRL Control Module, Headlamp Switch, Muti-Function Switch
G201
G108 and G109 (Domestic)
G108 and G109 (Domestic)
G108 and G109 (Domestic)

Headlights/Daytime Running Lights (DRL) Schematics Export

Figure 1:

Headlamp Switch, DRL Control Module


Object Number: 660348  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
DRL Rear Parklamp Relay
Ignition A, Ignition B Fuses, and Ignition Switch
Lighting and Battery Fuses
Battery, Auxiliary Battery, and Underhood Fuse/Relay Center
Gauges Fuse
DRL Rear Parklamp Relay
DRL Rear Parklamp Relay
Indicators 1 of 2 (Diesel)
DRL Rear Parklamp Relay
PWR ACCY, GAUGES, and PARK LPS Fuses
Rear Fog Lamps (Export)
DRL Rear Parklamp Relay
PWR ACCY, GAUGES, and PARK LPS Fuses
G201
Components through S202 and S205 to G201
DRL Rear Parklamp Relay
DRL Rear Parklamp Relay
Headlamps, Ignition Switch
DRL Rear Parklamp Relay
Headlamps, Ignition Switch
DRL Rear Parklamp Relay
Headlamps, Ignition Switch
Figure 2:

DRL Rear Parklamp Relay


Object Number: 660350  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Headlamps, Ignition Switch
Headlamp Switch, DRL Control Module
Headlamp Switch, DRL Control Module
Headlamp Switch, DRL Control Module
Headlamp Switch, DRL Control Module
Headlamp Switch, DRL Control Module
Headlamp Switch, DRL Control Module
Headlamp Switch, DRL Control Module
Rear Fog Lamps (Export)
Components through S202 and S205 to G201
G201
Rear Lamps
Headlamp Switch, DRL Control Module
Figure 3:

Headlamps, Ignition Switch


Object Number: 660353  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Rear Lamps
DRL Rear Parklamp Relay
Headlamp Switch, DRL Control Module
Headlamp Switch, DRL Control Module
Headlamp Switch, DRL Control Module
G201
G108 and G109 (Export)
Figure 4:

Rear Lamps


Object Number: 660359  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Headlamps, Ignition Switch
DRL Rear Parklamp Relay
G401
G400