what is powertrain warranty
In essence, a powertrain warranty is designed to cover only the vehicle's powertrain, which is typically a car's largest and most expensive component.Meanwhile, the bumper-to-bumper warranty covers everything -- the powertrain, the electronics, the suspension, vehicle systems and more. bumper-to-bumper warranty, also called a comprehensive warranty, covers just about everything from the front bumper to the back bumper -- excluding the bumpers themselves, which are considered body panels and aren't covered.