> how do they expect to get people to bring their cars in for the fix when the fix can be expected to make their cars get worse fuel economy and a decrease in p

> how do they expect to get people to bring their cars in for the fix when the fix can be expected to make their cars get worse fuel economy and a decrease in power? One option would be to make it an automatic fail of the emissions tests for any car where this has not been fixed. This obviously won't work universally but for locations where emissions testing is required periodically this could help move the process along.