"John Horner" <jthorner@yahoo.com> writes:

> I was looking up some service interval information for my '03 Honda Accord
> today and noticed that Honda says for US customers to use the normal
> service schedule unless certain conditions are met (frequent short trips,
> etc. etc.) but that Canadians should always use the severe service
> interval schedule.
>
> Does this have something to do with different fuel formulations in Canada,
> or is it more evidence of things other than good engineering being behind
> Honda's recommendations?

They want to sell you some $28.95 oil changes at the dealer.