I recently,put a pioneer cd/dvd/receiver,in my wifes 02 ford explorer?

I recently,put a pioneer cd/dvd/receiver,in my wifes 02 ford explorer?
Added (1). I noticed that when truck started that the wipers would up/down one time(but wasn't on)…, now not even work(I assume a fuse is blown)… My? Is am I possibly having some kind of voltage problem? I have been an audio enthusiast for over 25 yrs, good at installs,boxes etc. Kind of positive answers will be greatly appreciated(the switch has recently been replaced), I didn't have this problem before I put the new dvd/receiver in.

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