its the fan belt pully squeek , mine does it when its under 60 degrees in the morning . tell the dealer you need the quick fix for the belt / pully squeek , they lube the edge of the belt and it goes away . i have 17k miles this seems to come back about every 4k or so . they fix it everytime
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GREEN no BLING , LINE-X & 35's , Adv. , monsoon & some other crap too
Hangin with my HOABies , Bling is cool but HOABies RULE!!!!
Black Sheep Hummer Squadron / camp 
no due's & no dont's 
* Rollin with the Banned and the Damned *
"Fred Thompson for President "