If the A/C system in your fourth generation (2011, 2012, 2013, 2014 & 2015) Hyundai Accent hasn’t been blowing as hard any more or the air coming out of the vents smells musty or moldy, you probably need to clean or change the cabin air filter element in the HVAC blower motor housing. To view my DIY tutorial for the procedure, including replacement part numbers, click on the text link or thumbnail image below.