Findlaw.com states that "Not every police search must be made under a lawfully executed warrant. The Supreme Court has ruled that warrantless police conduct may comply with the Fourth Amendment, so long as it's reasonable under the circumstances.
So, in what situations can police search your vehicle without a warrant? Here are some examples:
I saw a stat the other day that really made me laugh. It really also made me remember how much people who are not from Texas don't really get Texas. They really don't get the fact that Texas really is a huge state.