Overdrive Button On 2003 Pontiac Vibe

[LawMaker]

I have test driven the 2003 pontiac vibe and I put the purcahse order in for an abyss black one (Should be in , in a few weeks) my question is though im getting an automatic Vibe and it has a little Overdrive button on the gear shift. Can someone please tell me what that button does, or what its used for (the car didtn seemt o drive any different with it on and off)?.Thanks

[NSimkins]

See these threads.. should answer your questions:http://forums.genvibe.com/zerothread?id ... ead?id=305

[LawMaker]

Thanks it definetely anwsered my question:Basically:For city driving (stop and go, stop and go) keep overdrive (OD) off and for highway driving (contsant speeds) keep overdrive onthank you again for your help