What causes growling sound at 1500 RPM from front area of engine compartment? on 2000 Dodge Intrepid

All new belts including timing belt and idler pulley assembly. Seems worse with A/C on. Noise was present before belt change. Car has 118K miles.

by in Puyallup, WA on July 16, 2013
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1 answer 1 comment
ANSWER by , July 16, 2013
poss a/c clutch hub bearing
COMMENT by , July 16, 2013
I don't see a cost for replacing that in the Estimator. Any ideas?