This app was mentioned in 3 comments, with an average of 13.00 upvotes
How about turning your phone into a dashcam while you drive?
https://play.google.com/store/apps/details?id=com.camonroad.app
its free and there is an itunes version as well, if you have apple.
Least expensive thing i can think of.
I haven't used it with the G6, but CamOnRoad is worth look.