hey guys im a noob to the gp community but a huge diesel guy...i just recently purchased a 98 2 door grand prix with the 3800 v6 and i have some problems...mostly electrical all the lights work in the cab but i have no radio and no power windows tach and speedo work and all the lights in the dash just nothing works...also i have no heat?? the fan blows but no heat and its cold here haha sorry for the long post but any help to get me started would be great