2007 Pontiac G6 Q&A

2007 Pontiac G6 Question: Air vent making sound when outside air is flowing in

My car air vent is giving a weird sound like some stick or leaves are inside it and this sound is only occurring when outside air is flowing in Any suggestions how to repair it or how much will it cost -
Answer 1
could be leaves trapped inside heater box have blower motor pulled and ck for debri.poss cost 1 hr labor -
Answer 2
clear leaves -