Your Nissan Altima gets surprisingly good fuel economy for its size and class. When your check engine light comes on and you notice that you're going to the pump more often, it means it's time for a new Nissan Altima oxygen sensor from AutoZone.

It's important to pay attention to your check engine light, especially when there are no obvious signs as to why it came on. When you're in need of a new o2 sensor for Nissan Altima, order yours from AutoZone, where providing the right products at the right prices is standard operating procedure.