GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1999
🢒
GMC C Sierra - 2WD
🢒
Body and Accessories
🢒
Lighting Systems
🢒 Interior Lights Schematics
Figure
1:
Cell 114: Underhood Bussed Electrical Center, Splice Pack 203
Lighting Systems Components
Interior Lights Circuit Description
Cell 114: MID Bussed Electrical Center, Underhood Lamp Assembly
Handling ESD Sensitive Parts Notice
Cell 10: Underhood Bussed Electrical Center, HVAC Blower Switch
Cell 114: MID Bussed Electrical Center, Underhood Lamp Assembly
Cell 14: Horn Switch, C201C, C207C
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Figure
2:
Cell 114: MID Bussed Electrical Center, Underhood Lamp Assembly
Lighting Systems Components
Interior Lights Circuit Description
Cell 114: Body Control Module, Headlamp and Dimmer Switch
Cell 114: Underhood Bussed Electrical Center, Splice Pack 203
Handling ESD Sensitive Parts Notice
Cell 114: Underhood Bussed Electrical Center, Splice Pack 203
Cell 14: Horn Switch, C201C, C207C
Cell 14: Horn Switch, C201C, C207C
Cell 14: Underhood Bussed Electrical Center, Windshield Wiper Motor
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Vehicle Control Module, S103, G102
Figure
3:
Cell 114: Body Control Module, Headlamp and Dimmer Switch
Lighting Systems Components
Interior Lights Circuit Description
Cell 114: Left Bussed Electrical Center, RH Power Door Lock Switch
Cell 114: MID Bussed Electrical Center, Underhood Lamp Assembly
Handling ESD Sensitive Parts Notice
Cell 10: Underhood Bussed Electrical Center, HVAC Blower Switch
Cell 117: G203, Headlamp and Panel Dimmer Switch
Cell 110: Roof Marker and Clearance Lamps
Cell 114: Left Bussed Electrical Center, RH Power Door Lock Switch
Cell 14: Horn Switch, C201C, C207C
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Horn Switch, C201C, C207C
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Figure
4:
Cell 114: Left Bussed Electrical Center, RH Power Door Lock Switch
Lighting Systems Components
Interior Lights Circuit Description
Cell 114: Body Control Module, Headlamp and Dimmer Switch
Handling ESD Sensitive Parts Notice
Cell 114: Body Control Module, Headlamp and Dimmer Switch
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Horn Switch, C201C, C207C
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Figure
5:
Cell 114: Right Bussed Electrical Center, LH IP Courtesy Lamp
Lighting Systems Components
Interior Lights Circuit Description
Cell 114: MID Bussed Electrical Center, Underhood Lamp Assembly
Handling ESD Sensitive Parts Notice
Power Distribution Schematics
Ground Distribution Schematics
Ground Distribution Schematics
Cell 114: MID Bussed Electrical Center, Underhood Lamp Assembly
Figure
6:
Cell 114: Underhood Lamp Assembly, Cargo Lamp Switch
Lighting Systems Components
Interior Lights Circuit Description
Cell 114: Body Control Module, Ash Tray Lamp, Power Mirror Switch
Cell 114: Left Bussed Electrical Center, RH Power Door Lock Switch
Handling ESD Sensitive Parts Notice
Cell 114: Left Bussed Electrical Center, RH Power Door Lock Switch
Cell 117: G203, Headlamp and Panel Dimmer Switch
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Underhood Bussed Electrical Center, Windshield Wiper Motor
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Cell 14: Temperature Door Motor, Passenger Heated Seat Switch, Roof Marker Lamps
Cell 14: Vehicle Control Module, S103, G102
Figure
7:
Cell 114: Body Control Module, Ash Tray Lamp, Power Mirror Switch
Lighting Systems Components
Interior Lights Circuit Description
Cell 114: LH MinWedge Door Jamb Switch, RH Power Window/Door Lock Switch
Cell 114: Underhood Lamp Assembly, Cargo Lamp Switch
Handling ESD Sensitive Parts Notice
Cell 10: Underhood Bussed Electrical Center, HVAC Blower Switch
Cell 117: G203, Headlamp and Panel Dimmer Switch
Cell 110: Park Lamp Control and Front Marker Lamps
Cell 110: Roof Marker and Clearance Lamps
Cell 114: LH MinWedge Door Jamb Switch, RH Power Window/Door Lock Switch
Cell 14: Horn Switch, C201C, C207C
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch
Figure
8:
Cell 114: LH MinWedge Door Jamb Switch, RH Power Window/Door Lock Switch
Lighting Systems Components
Interior Lights Circuit Description
Cell 114: Body Control Module, Ash Tray Lamp, Power Mirror Switch
Handling ESD Sensitive Parts Notice
Cell 114: Body Control Module, Ash Tray Lamp, Power Mirror Switch
Cell 110: Roof Marker and Clearance Lamps
Cell 14: Temperature Door Motor, Passenger Heated Seat Switch, Roof Marker Lamps
Cell 120: Right Power Window/Door Switch, Right Power Window Motor
Cell 14: Temperature Door Motor, Passenger Heated Seat Switch, Roof Marker Lamps
Cell 14: Full Feature Seat Heated/Memory Seat Switch, Light Bar Switch