Drivers can forget to shut off a keyless vehicle, because as the name infers, there is no physical key to turn.
Some motorists, particularly older ones, have inadvertently left cars with the engine running in garages attached to homes, which have filled up with carbon monoxide and poisoned occupants, often while they slept.
Connecticut Senator Richard Blumenthal introduced a bill, supported by General Motors, that would direct the National Highway Traffic Safety Administration to adopt a rule requiring automakers to include a feature that automatically shuts off an engine after a specified period of idling.
Read the article at The New York Times.