7 months storage now truck will start but does not stay running what wouldthis b on 1998 Dodge Ram 2500

i put my truck away that i plow with in febuary and it ran fine took it out today charged battery and it started hard and when i got it started it would not stay running. Any suggestions on what this might be? or what can i do to find the problem?

Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
3 answers
ck condition of fuel and pressure
fuel pressure
Setting for 7 months sounds like water in fuel and/or varnish in fuel system.