1. Open the glove box and remove its contents.
2. On the left side of the glove box, you'll see a plastic panel held in place by two plastic clips.
3. Gently pry the clips off and remove the panel.
4. Behind the panel, you'll see the cabin air filter.
5. Slide the old filter out and insert a new one, making sure that the arrow on the filter is pointing towards the passenger compartment.
6. Reattach the panel and replace the glove box contents.