Quote:
Originally Posted by barnesbr
So, I just noticed this on my ‘18 recently. I’ve been trying to diagnose it driving and it’s been getting proressively worse. Opened the hood with the car running and put my ear next to the upper pulley, definitely the culprit. Guess it’s time for a dealer trip ��
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I'm at about 23k miles now. Mine started whining about 9k miles, but I was told it wasn't an issue. It's louder now than ever. I guess I should revisit my dealer? Has there been an update from GM on this?