Bukkit

What steps will reproduce the problem? Not sure, maybe theres something is wrong in my config? (I haven't edited it - I just got the plugin.)
1.

What is the expected output? What do you see instead?
I should be able to get into a car... Instead, I get in, and kicks me out as tho I had pressed shift.

What version of the product are you using?
Not sure - The latest one from this page.

Do you have an error log of what happened?
No. Nothing showed up in the console.

Please provide any additional information below.

I think thats about it... Thanks for your help!