First date & time change: Time was advanced approximately 16 hours forward.
Second date and time change: Reversed approximately 24 hours back.
12/23/2013 @ 1600 hours - the truck cleaning <---not the right time
12/22/2013 @1559 hours - when the truck was actually cleaned
The Moorers rewinded the video almost exactly 24 hours.
*Judge jokes about not wanting to watch the truck cleaning video again.
Since the end of the video had accurate date and time, they were able to "basically reverse engineer" the system to figure out when the actual time stamps were.