Originally Posted by Hyundai newbie
Okay - checked the air pressure in the tires and it's at 30, so that's not it.
First, tires pressures should be at 33, not 30. So your tires are low. Tires lose 1 psi for every 10-deg drop in temp.
Are you sure the gauge is accurate?
I say go back to the dealer. It's still under warranty.