air filter

Hi guys, A rat decided to make a nest in my new Volt... I am trying to check if the rat got into the cabin air intake. But I cannot locate the intake. Please help! Thanks in advance!

About a week ago I read a thread on the forums here that is user had installed a cabin air filter and he or she felt that their Volt was just a little bit quieter. Because I'm a geek I decided to test it. I first opened the cabin air filter receptacle and found what everyone else has found that...