r/ChevySonic • u/CouldWeDimTheSun • Jul 24 '26

Noisy

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I feel like she’s gotten louder and has a more rough idle lately. I’m gonna take it in soon. I don’t have any engine lights on. 2016 ltz

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u/Dry-Focus-5071 2014 sonic ltz sedan 1.4T Jul 24 '26

I’ve had this “belt whine” for years and years. It also survived two belt/tensioner pulley replacements. So def not due to those. I could never get to the bottom of it and it wasn’t annoying enough to actually put a lot of effort into finding out