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Old 10-20-2012, 06:58 PM   #77
jhiiidoc
 
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Drives: 2010 Camaro 2SS/RS SLP Supercharged
Join Date: Feb 2012
Location: Central Florida
Posts: 319
I used a separate ground wire when I was chasing an alternator whine...car never left the garage until I had it silenced, but I don't have the distance issues you guys are mentioning, nor the TPMS problems.

Scosche + AVIC 900bt
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