The license plate holder is dealer installed. I told the dealer if they drilled holes in my special ordered XL that I wouldn't purchase it.
A front plate is "required" in CA, I mounted a sto n sho on mine...
I've had my truck for 5 months now, it started to make this noise a few days ago.
I did a google search and found this thread, read about the dash/defroster vent source.
So I stuck my fingers in the driver side vent and found that it would wiggle a bit, tried the passenger side, there was much...