Found this post from Law awhile back. Maybe this is the COLD source we are looking for?
Quote:
Originally Posted by acedeucy
key power. Any cold soure that will shut off with the vehicle.
There is a cable under the drivers seat of every X5 and X3 called XLR power cable.
It is an accessory cable for BMW DVD system. You can tap directly into that or you can use the cigarette power adapter. Every Revolution system comes with 12v power adapter (T-Tap) and cigarette light adapter.
-Law
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Jeff
Current:
'07 Jeep Wrangler
'06 BMW X5 3.0i
Former:
'12 WRX; '08 WRX; '06 BMW X5 4.8is Dinan S1; '02 BMW 530i Dinan S2
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