Engine chirp/squeak

2009 CHEVROLET COBALT
103,300 MILES • 2.2L • 4 CYL • FWD • AUTOMATIC
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JONASMO
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So around 100,000 miles i get a chirping squeak in the front end. Around 101,000 to 102,000 i had to replace both cam sensors. It has been cold out and this is when i began to hear the sound. It is not a slipping sound like a belt that is okay, but it is more in front and on top of the engine.
Feb 4, 2017 at 5:20 PM
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HMAC300
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it may be belt or tendsioner recommended replacement is 60,000 miles for both. but something like this should be checked locally we cannot hear it
Feb 5, 2017 at 8:57 AM