rough idle on 2008 Dodge Viper

I have a 08 viper 700miles. It has a rough idle and seems to idler up and down? Is this normal or what? It is still under warranty

Asked by for the 2008 Dodge Viper
This is not normal. Is your Viper still under warranty? Is the check engine light on?
1 more answer
mine has 6,300 miles and it idles low .. doesn't seem normal and not sure what the problem is