Since its diesel try the Here Its a diesel truck forum. I was going to use it because I had found a diesel that I was planning on buying and then it got away on my. A 1982 Jimmy from New Mexico in Wisconsin with a good 6.2 liter diesel engine for 2 grand was a steal and someone found that out before me. ,But I joined on there and now have no use for it because I have no other diesel.
http://www.plowsite.com/ Check this site out it has a lot to do with snowplows. But I run a 01 Cummins and live in the desert So. Cal so a little snow but no need for a plow. But the dodge section forum has given me a lot of help on some problems.
When I was driving a Dodge Dakota I frequented www.allpar.com. It's a very good Mopar site frequented by Mopar techs and other very knowledgeable Mopar fans. Since moving from Dodge to Nissan I haven't had a need for a good automotive site but that's another story eh...