Quote:
Originally Posted by tarheeltp17
I had a dealer about a week ago tell me that the overhead tv we installed in a car was feeding back and keeping the radio on even after you opened the door (it was a GM, and they cut off when the door is opened)... even though there was nothing hooked to the radio.
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according to who? When I installed (professionally) I'd run inline with the factory HU all the time. Hardwired performs a lot better than FM Mod and you can tap +12/ACC/Ground all there as well.
OP, you could have a poor ground and and as the current alternates (AC) it can cause fluxuations in freq.