Car squels when in cold weather
Car makes a squeling sound only in cold weather
then when car warms up it stops then it sounds
like a disel truck running
Spray water from a spray bottle on the belt while it is running, if the noise goes away, then there is going to be a bad idler pulley or belt tensioner, if the noise gets worse, the belt would need to be replaced, but the belt tensioner should be inspected for separation between the two halves. It should be an even close fit, no gaps in the halves of the tensioner.
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