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			definitly hook up the alt..that could keep the car from starting.. 
 
I know this because when i did a motor swap on a k5 blazer i wanted to hit the key before i put the accesories on and it was dead until two of the alt wires were connected.then it cranked over 
 
joe
		 
		
		
		
		
		
		
			
		
		
		
		
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