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

Cell 117: Headlamp Switch


Object Number: 386135  Size: FS
Cell 102: Headlamp Switch, Ambient Light Sensor and BCM
Cell 10: ILLUM, PARK LP Fuses
Power and Grounding Connector End Views
Cell 102: Headlamp Grounding Relay, Flash-To-Pass Switch and BCM
Cell 102: Headlamp Switch and BCM (Envoy)
Cell 102: Headlamp Switch, Ambient Light Sensor and BCM
Cell 102: Headlamp Switch, Ambient Light Sensor and BCM
Cell 14: G203 and G204 (Pickup)
Cell 110: PARK LP Fuse and Headlamp Switch
Cell 117: ILLUM Fuse 12
Body Control System Connector End Views
Handling ESD Sensitive Parts Notice
Lighting Systems Components
Interior Lights Dimming Circuit Description
Cell 117: ILLUM Fuse 12
Figure 2:

Cell 117: ILLUM Fuse 12


Object Number: 386143  Size: FS
HVAC Connector End Views
Heater Blower Controls Connector End Views
Cell 117: Headlamp Switch
Cell 117: Steering Wheel Controls
Cell 14: G203 and G204 (Pickup)
Cell 117: Steering Wheel Controls
Cell 117: Instrument Cluster and BCM
Cell 14: G203 and G204 (Pickup)
Cell 14: G203 and G204 (Envoy)
Lighting Systems Components
Interior Lights Dimming Circuit Description
Cell 117: Steering Wheel Controls
Cell 117: Headlamp Switch
Figure 3:

Cell 117: Steering Wheel Controls


Object Number: 386146  Size: FS
Cell 117: ILLUM Fuse 12
Cell 117: ILLUM Fuse 12
Lighting Systems Components
Interior Lights Dimming Circuit Description
Cell 117: Instrument Cluster and BCM
Cell 117: ILLUM Fuse 12
Entertainment Connector End Views
Cell 14: G200, G201 and G207 (Pickup)
Cell 14: G200, G201 and G207 (Pickup)
Figure 4:

Cell 117: Instrument Cluster and BCM


Object Number: 386148  Size: FS
Cell 117: ILLUM Fuse 12
Cell 117: ILLUM Fuse 12
Cell 117: ILLUM Fuse 12
Lighting Systems Components
Interior Lights Dimming Circuit Description
Cell 117: Steering Wheel Controls
Cell 14: S335 and Body Relay Block
Cell 14: Body Relay Block and Underhood Fuse Block
Cell 14: G200, G201 and G207 (Pickup)
Driver Information Systems Connector End Views
Cell 14: G203 and G204 (Pickup)
Body Control System Connector End Views
Handling ESD Sensitive Parts Notice