volume fading

So I recently bought an aftermarket radio for my 2013 Hyundai Elantra. It's a touch screen radio when I previously had just a standard one. I swapped out the radio yesterday and it was fairly simple, just plug and go as the radio was made for the car. Everything works perfectly when I am in...

Hi all, I'm new to car forums so bear with me, if I miss out any information let me know and I'll add it in. I bought a used Toyota Yaris (my first car) and I've had it for 4 months now, about a month ago I noticed that after about an hour of driving the stereo turns itself right down to the...

I am hoping someone here can help me out. Every time I turn up my radio, the base and volume will sound great for about 5 seconds. The volume starts to fade away as if someone is turning it down to less then half. It is very annoying and nobody has the solution. Ford claims that it is a factory...