Hi! I'm shoping around to buy a new FX4 Scab 2010 with 5.4L 3V

When i'm going to meakke the test drive, what i need to look in order to get a troblefree truck.

Back in 2004 we have to look for drivetrain srudder. I don;t know if there is something like this in 2010.

Thanks for your help.