What Does a Corrosion Warranty Cover? (2024)

Kia, BMW, Hyundai, Endurance Auto Warranty, Toyota and Omega Auto CareYou might’ve noticed that your car came with something called a corrosion warranty in addition to your bumper-to-bumper and powertrain coverage. Corrosion warranties protect you against rust, which can literally eat away at your vehicle until it needs an expensive repair — or worse.That’s why you should know what your corrosion warranty says and how to hold your automaker accountable if an issue at the factory causes your vehicle to rust prematurely.But how do corrosion warranties work? What do they cover? And do extended auto warranties cover rust later in your vehicle’s life?Read on to find out.Key insightsSome corrosion warranties cover aluminum and iron body panels, but some only cover the latter. Others only cover perforation, which is rust so advanced it has created a hole in your car.Most automakers include corrosion warranties with their new vehicles, and those warranties can still help people who buy used.Ex...