GM Service Manual Online
For 1990-2009 cars only

Exterior Lights Schematics Domestic

Figure 1:

Park Lamp and Class 2


Object Number: 792038  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Hazard Switch
Low Beam Headlamps (Generation 2.5)
Battery Feed to Fuse Block - Rear
Right Exterior Lights
Left Exterior Lights
License, Underhood, and Cornering Lamps
G200
G200
Class 2 Serial Data Line (LH Drive) (1 of 2)
Figure 2:

Hazard Switch


Object Number: 792047  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Stop Lamp Switch
Park Lamp and Class 2
Right Exterior Lights
Left Exterior Lights
G201 2 of 3
License, Underhood, and Cornering Lamps
Battery Feed to Fuse Block - Rear
Battery Feed to Fuse Block - Rear
Figure 3:

Stop Lamp Switch


Object Number: 783667  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Right Exterior Lights
Hazard Switch
G401 1 of 3
G402 1 of 2
PCM Controls and Class 2
Power, Ground, Stop Lamp Switch, Solenoid Valves, and Pump Motor
Battery Feed to Fuse Block - Rear
Figure 4:

Right Exterior Lights


Object Number: 783668  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Left Exterior Lights
Stop Lamp Switch
G401 3 of 3
G401 1 of 3
G402 2 of 2
G402 2 of 2
Park Lamp and Class 2
Hazard Switch
Figure 5:

Left Exterior Lights


Object Number: 783669  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
License, Underhood, and Cornering Lamps
Right Exterior Lights
G401 3 of 3
G401 3 of 3
G402 1 of 2
G402 2 of 2
Park Lamp and Class 2
Hazard Switch
Figure 6:

License, Underhood, and Cornering Lamps


Object Number: 783670  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Backup Lights
Left Exterior Lights
G401 3 of 3
G401 3 of 3
G101 and G105
G402 2 of 2
G402 2 of 2
Dimming Control
Park Lamp and Class 2
Hazard Switch
Figure 7:

Backup Lights


Object Number: 792049  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
License, Underhood, and Cornering Lamps
Inside Rearview Mirror Power and Ground
G402 2 of 2
G402 2 of 2
Power and Ground
Class 2 Serial Data Line (LH Drive) (1 of 2)
Battery Feed to Fuse Block - Rear
Battery Feed to Fuse Block - Rear

Exterior Lights Schematics Export

Figure 1:

Park Lamp and Class 2


Object Number: 792051  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Park Lamp and Class 2 (RH Drive)
Low Beam Headlamps (Generation 3.0)
Low Beam Headlamps (Generation 2.5)
Battery Feed to Fuse Block - Rear
Right Exterior Lights
Left Exterior Lights
License, Underhood, and Cornering Lamps
G200
G200
Position Lamps
Class 2 Serial Data Line (LH Drive) (1 of 2)
Figure 2:

Park Lamp and Class 2 (RH Drive)


Object Number: 793026  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Hazard Switch
Park Lamp and Class 2
Low Beam Headlamps (Generation 3.0)
Low Beam Headlamps (Generation 2.5)
Battery Feed to Fuse Block - Rear
Right Exterior Lights
Left Exterior Lights
License, Underhood, and Cornering Lamps
G201 2 of 3
G201 2 of 3
Class 2 Serial Data Line (LH Drive) (1 of 2)
Figure 3:

Hazard Switch


Object Number: 792052  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Stop Lamp Switch
Park Lamp and Class 2 (RH Drive)
Right Exterior Lights
Left Exterior Lights
G201 2 of 3
G201 2 of 3
License, Underhood, and Cornering Lamps
Battery Feed to Fuse Block - Rear
Battery Feed to Fuse Block - Rear
Figure 4:

Stop Lamp Switch


Object Number: 783674  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Right Exterior Lights
Hazard Switch
G401 1 of 3
G402 1 of 2
PCM Controls and Class 2
Power, Ground, Stop Lamp Switch, Solenoid Valves, and Pump Motor
Battery Feed to Fuse Block - Rear
Figure 5:

Right Exterior Lights


Object Number: 783675  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Left Exterior Lights
Stop Lamp Switch
G401 3 of 3
G401 3 of 3
G104
G401 1 of 3
G402 2 of 2
G402 2 of 2
Position Lamps
Stop Lamp Switch
Position Lamps
Hazard Switch
Figure 6:

Left Exterior Lights


Object Number: 783676  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Position Lamps
Right Exterior Lights
G401 3 of 3
G401 3 of 3
G104
G402 1 of 2
G402 2 of 2
G402 2 of 2
Position Lamps
Park Lamp and Class 2
Position Lamps
Hazard Switch
Figure 7:

Position Lamps


Object Number: 783677  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
License, Underhood, and Cornering Lamps
Left Exterior Lights
Left Exterior Lights
G401 3 of 3
Right Exterior Lights
G401 3 of 3
EXPORT LGT Fuse
Battery Feed to Fuse Block - Rear
Park Lamp and Class 2
Right Exterior Lights
Park Lamp and Class 2
Left Exterior Lights
Figure 8:

License, Underhood, and Cornering Lamps


Object Number: 783678  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Backup Lights
Position Lamps
G401 3 of 3
G401 3 of 3
G401 3 of 3
G402 2 of 2
G402 2 of 2
Dimming Control
Park Lamp and Class 2
Hazard Switch
Figure 9:

Backup Lights


Object Number: 783679  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
License, Underhood, and Cornering Lamps
Inside Rearview Mirror Power and Ground
G402 2 of 2
G402 2 of 2
Power and Ground
Class 2 Serial Data Line (LH Drive) (1 of 2)
Battery Feed to Fuse Block - Rear
Battery Feed to Fuse Block - Rear