Repair on 2003 Dodge Stratus

I recently had my water pump and timing belt replaced, and now I am hearing a loud whistling noise coming from under the hood

by in Mesquite, TX on March 06, 2011
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1 answer
ANSWER by , March 06, 2011
Have the people that did the work have a look at it. It is quite possible a fan belt was insufficiently tightened. Whistling sounds can also be from a vacuum leak or failing alternator.