Metallic grinding sound when revving the engine
I have noticed a metallic grinding sound when I rev the engine on my 2015 V6S coupe above 2000 rpm. It is not the whine from the supercharger. It almost sounds like a dental drill. Any ideas as to the cause?
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ahmedalalousi
XJ XJ8 / XJR ( X308 )
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May 20, 2017 07:02 AM
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