2008 mazda 3 sedan won't start if its cold weather
 

hi,
I have 2008 mazda 3 and i just want to know why my car won't start at cold places? anyone know what are the reason? i need to use jumper just to start my car but i just bought my battery 6/13 (4 month) from now.

If you have an AutoZone or AdvanceAutoPart or O'Reilly's have them check the altenator and also check your cable connections. Rule out that your battery is under charging.