with a ONE wire alt you don't have the indication that something is wrong w/ it should it start to fail
whereas w/ a 3 wire unit .......... you do
you can read and decide for your self
http://www.madelectrical.com/electricaltech/onewire-threewire.shtml
http://www.6066gmcguy.org/charging.htm
wink

Last edited by carolines truck; 05/16/2008 5:58 AM.

Jim & Caroline
The highway is for gamblers, better use your good sense."
Gooday-that's my 1¢ answer due to the lousy economy ~ cause I ain't got - no . mo . doe

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