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"marbles in a can" supercharger rattle
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04-10-2018, 05:45 PM
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Harry76
Drives: 2018 ZL1 A10 Nightfall Gray
Join Date: Apr 2016
Location: Indiana
Posts: 114
It could be supercharger bearings, I would pull the belt off and spin it by hand.
If your warranty is still good be a little more persistent with the dealer.
Harry76
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