GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Cell 102: Headlamp Switch, Ambient Light Sensor and BCM


Object Number: 407953  Size: FS
Cell 10: AUX PWR, RDO BAT, HDLP SW Fuses and Inadvertent Power Lamp Relay
Cell 102: Headlamp Grounding Relay and Flash-To-Pass Switch
Lighting Systems Components
Headlights Circuit Description
Cell 102: DRL and Headlamp Power Relays
Cell 102: DRL and Headlamp Power Relays
Handling ESD Sensitive Parts Notice
Body Control System Connector End Views
Cell 14: G203 and G204
Cell 110: PARK LP Fuse and Headlamp Switch
Cell 117: Headlamp Switch
Handling ESD Sensitive Parts Notice
Figure 2:

Cell 102: DRL and Headlamp Power Relays


Object Number: 407954  Size: FS
Cell 10: MIR/LKS and FOG LP Fuses
Lighting Systems Components
Headlights Circuit Description
Cell 102: Headlamp Grounding Relay and Flash-To-Pass Switch
Cell 102: Headlamp Switch, Ambient Light Sensor and BCM
Power and Grounding Connector End Views
Cell 102: Headlamp Grounding Relay and Flash-To-Pass Switch
Cell 102: Headlamp Grounding Relay and Flash-To-Pass Switch
Cell 102: Headlamp Grounding Relay and Flash-To-Pass Switch
Cell 102: Headlamp Switch, Ambient Light Sensor and BCM
Cell 102: Headlamp Grounding Relay and Flash-To-Pass Switch
Cell 102: Headlamp Grounding Relay and Flash-To-Pass Switch
Cell 14: G102
Figure 3:

Cell 102: Headlamp Grounding Relay and Flash-To-Pass Switch


Object Number: 407955  Size: FS
Cell 102: Headlamp Switch, Ambient Light Sensor and BCM
Handling ESD Sensitive Parts Notice
Cell 102: DRL and Headlamp Power Relays
Cell 110: PARK LP Fuse and Park Lamp Relay
Power and Grounding Connector End Views
Cell 10: STUD 2, ABS and TBC Fuses
Lighting Systems Components
Headlights Circuit Description
Cell 102: DRL and Headlamp Power Relays
Body Control System Connector End Views
Handling ESD Sensitive Parts Notice
Cell 102: DRL and Headlamp Power Relays
Cell 102: DRL and Headlamp Power Relays
Cell 102: DRL and Headlamp Power Relays
Cell 102: DRL and Headlamp Power Relays
Cell 14: G200, G201 and G207
Cell 10: STUD 2, ABS and TBC Fuses