Kiryx -
Welcome to EM! Sounds like most everything you wrote will work. The Scangauge will be a two-for-one, because you can also use it in your Swift. trikkonceptz did heavy mods on a Vibe (the Matrix' sister car) that he used to own. Here's the album :
Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - trikkonceptz's Album: Pontiac Mantis
Here's one of his threads :
http://ecomodder.com/forum/showthrea...etes-2257.html
trikkonceptz reached 40+ MPG, and he did it with an automatic tranny!!!!!!! The car's no longer in the Garage because he sold it.
CarloSW2