does the key for 2007 Hyundai entourage has a battery in ?
The key itself does not have a battery in it but the remote FOB does . How about telling why you ask and what is your problem ?
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No way. Just let the game of 20 questions begin. But in all reality, they just wanted someone else to do their homework 
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And, of course, the answer to their question could have been answered by simply opening the Owner’s Manual and reading the appropriate section.
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