I have been told ATF, sould be change at 25,000
Take it a step further. Ask the dealer to show you where an official
> Hyundai Motor America document (not the dealer's) says that you need to
> change your transmission fluid every 30,000 miles.
>
> I think it's a good idea to change your ATF every 30k whether recommended
> by the manufacturer or not. But that doesn't mean it's required if they
> don't put it in the maintenance schedule in the owner's manual. Some
> mechanics advise not changing the fluid if you have many miles on your
> vehicle without changing the fluid, but changing the fluid regularly every
> 30k miles will not have an adverse effect on the transmission.
>
> I've not known the transmission in the 2000 Accent to be particularly
> troublesome. I've replaced some, but not a disproportionate number. >