I have this installed in my 2014 LT. The front fog lights dash light toggles, so that will work. I actually have a rear laser fog light installed and hoped to use the rear switch to operate it, but like you, cannot figure out how to do it. Somewhere on the forum, there is a thread that shows how someone brute forced it to work, but I have been looking on and off all day for it. I cannot find it.Would it be possible to install the euro headlight switch to pin in fog lights for the top button on the switch and pin in a light bar for the bottom button on the switch? Has anyone done this and be able to tell me the pin location for each?
For others looking, these two links will help in installing the fronts:

What kind of electrical terminal? (for fog lights)
For those who have installed the factory fog light kit, when plugging the wire that goes into the fuse box what tupe of connector is used? I mean I know it's not a connector but more like a terminal correct? The thing is that I have a non oem kit and have decided to install it the same way you...

Eco Cruze Fog Light Install--Warning: Lots of pics!!
Go back to COMG- The Cruze Owner's Maintenance Guide I wanted to properly document how I did the installation of fog lights on my Cruze. Please understand that this is NOT a "how to" thread, and if you decide to follow these steps you are doing so at your own risk. By that I mean you risk...