02-06-2014, 08:53 AM
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#11 (permalink)
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Car Audio Installer
Join Date: Jun 2009
Location: Magnolia DE
Posts: 8,342
Drives: 2012 Infiniti G37x
Rep Power: 855
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Quote:
Originally Posted by Gene's Z
I recently had a Pioneer X850BT installed in my 2012 370Z Roadster. As soon as I start the engine I hear an annoying hiss from the factory Bose speakers without turning on any audio source. I took it back to the installer who told me there was nothing he could do. He told me there is no preamp which is usually the cause. Any suggestions? Gene
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Sounds like the RCA's are not installed properly or the factory amp is not grounded. There is plenty they could do.
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