Did you check your tire pressure afte the car has set for a while?
Dave
"Nobody" > wrote in message
...
>I got a new Civic 3 weeks ago and have had various vibration and steering
> wheel shake issues. All of the problems have been corrected (mostly by
> swapping wheels with another car) except one.
>
> The dealer gave me a set of four new wheels from another car which seemed
> great until I rotated them and found a shake (one wheel looked like it had
> an uneven mounting surface). I had them put the good pair of the new
> wheels on the rear and my original rear wheels on the front.
>
> All is great except for one thing: When the car sits for 24-48 hours,
> wicked flat spots return on the front wheels (original rear wheels). I
> know it's these wheels because it first happened when the dealer put these
> back on. If you drive it for 40-50 miles, it will go away (actually, when
> I overinflated them and it smoothed out in 4-5 miles). Let it sit for
> another 24-48 and it will return. I swear I even feel a litte something
> when it only sits overnight that does go away after a few miles of highway
> driving.
>
> These wheels have nearly 1200 miles on them...will this go away or should
> I
> push for new tires?
>
> Note that it is 15-20 degrees here in NY pretty much night and day.