airconditioner

So I have a stock Dodge ram 2500, early 94 with a Cummins in it, and the compressor recently blew out. I live in az so ac is a must, and I sent it to an auto mechanic who's supposed to specialize in Dodge ram Cummins. I also had a problem where a buzzing noise would come up after I cold started...

Not sure this is correct place for these, but I have two possible connected problems with 2006 Dodge Ram 1500 Quad Cab. First, on occasion when I turn on the truck I have no power to the radio and air-conditioner. Since I'm in Texas that is a problem! I figured out if I turn off the truck and...