The other day.. Some manufacture had one of their vehicles by me... It had that wrap on it that disguises the appearance. I remember when they used to bolt of fnders ti hide the shape... Saw a vehicle once in NYC like that with New York State MFG PlatesPilot vehicles are always spread out over the country for product verification monitoring.
It's been done that way for throughout the years and well known.
We had one here at out our local GM dealer briefly as well.
So, yes, indeed, a few "unintentional leaked" pictures on websites and forums is good free advertising.
Your wager is supported by the other thread spotting of a silver Colorado by Wentzville, because the plates are nearly a match.I would wager it is a pilot off the line and one of the management people took it for a road trip to visit family in Florida for thanks giving.
This will give audit team the miles they need to check build quality or look for a number of issues. Odds are there is a number of these trucks out racking up miles to find issues.
Mules would be out of Detroit.