Hey guys, i'm new to this, but i need any and all help. I have a 1990 GMC vandura, and im installing a new stereo. i have the speakers mapped out but not the power and ground. i thought i had it correct but i went to pull my lights on and melted my cd players board:banghead:. im now installing a new cd player. any help is appreciated. thank you.

http://www.crutchfield.com/learn/learningcenter/car/car_stereo/installation_guide.html

I think they also have diagrams for specific vehicles.