I think it is under warranty - will find out Monday.

I don't have it fill up by fill up - but I do around 30 with 50/50 driving. BUT on all hwy if I keep it at 55 I'll get 36mpg.

'03 Vibe GT 6spd manual FWD

Hi All-- Has anyone had a problem like this? In June I found out I needed a new cat convertor. The mechanic could not get a convertor with pipe flanges that fit -- the manufacturer finally had to custom make the pipe. Now it turns out the convertor has a crack in it. I don't know if that had to do w...

Hey - welcome. I traded up to my Vibe GT from an '88 Mazda 323 - basically the Protege. And you got an awesome deal.