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

Cell 103: Fog Lamp Switch, Relay and Lamps


Object Number: 366365  Size: FS
Lighting Systems Components
Power Window Switch Illumination
Fog Lights Circuit Description Luxury
Cell 117: PK LPS Fuse 9, ILLUM Fuse 14, Headlamp and Panel Dimmer Switch(2 of 2)
Cell 14: G112
Cell 110: Front Park and Turn Lamps, Roof Marker Lamps
Cell 101: Headlamp and Panel Dimmer Switch, Headlamp Control Module
Cell 10: LIGHTING and BATTERY Fuses
Cell 101: DRL Module, DRL Relay, Headlamps
Cell 101: DRL Module, DRL Relay, Headlamps
Cell 101: DRL Module, DRL Relay, Headlamps
Cell 14: G200 (1 of 4)
Cell 14: G113
Z71 Tahoe / Limited
Figure 2:

Z71 Tahoe / Limited


Object Number: 550347  Size: FS
Cell 10: CRUISE and 4WD Fuses
Cell 10: CRUISE and 4WD Fuses
Cell 10: T CASE, and CTSY Fuses (1 of 2)
Cell 10: T CASE, and CTSY Fuses (1 of 2)
Cell 117: PK LPS Fuse 9, ILLUM Fuse 14, Headlamp and Panel Dimmer Switch(2 of 2)
Cell 14: G200 (1 of 4)
Cell 14: G200 (1 of 4)
Cell 102: Quad Headlamps, Base Headlamps
Lighting Systems Components
Fog Lights Circuit Description Z71 Tahoe/Limited
Cell 103: Fog Lamp Switch, Relay and Lamps