[mxsjw]

The truck is drive by wire, there will be a bit more vibes than a cabled pedal because some of the resistance is missing.
What kind of shoes do you wear when you notice it most? Dress shoes I bet.
How high is the air pressure in your tires? Too much PSI can magnify it too.

Your tone is kind of hard to take seriously...If you want members to help you, I suggest you mellow out a bit...

Have your dealer check it out if you are not sure, that's what they are there for.