08-20-2012, 02:51 PM
Join Date: Jan 2005
My Ride: Suburban LT 4x4
Because they are not grounded together.
Originally Posted by Amoeba
Why is that?
And do surges normally come from lightning? Or more from other sources as well.
Both lighting and normal stuff.
Lightning hits a telephone pole down the street and it travels down the line.
Your fridge compressor turns on and off and creates a surge. (ever see your lights dim or get bright?) Same with garage door opener, hairdryer, or A/C compressor, etc.
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2007 Chevy Suburban LT 4x4 with Nav/Bose/DVD/JL (works for me)
1968 Ford Mustang with Polk/ADS (my first car)
2007 Lexus GS350 with every option
2000 BMW DINAN M5
2001 BMW 330ci