You can find all the FREE help in here. The collective is great and they will all love to lend a hand. If you need help just ask.
Check out the link below, it has alot of tips/mods/fixes. I'm sure you can find your problem in there.
Tips/Repair/Guides/Mods Links
http://www.rcuniverse.com/forum/m_70...tm.htm#7035042