Quote:
Originally Posted by THell
Took delivery of my 2017 ZL1 two weeks ago. Currently has less that 400 miles. However, I am getting a lot of black soot in and around the tailpipes. Is this normal? The back of the car gets really dirty with the fallout. This could become a maintenance nightmare.
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It's normal. My outer tail pipes also show a lot of black soot. The factory tune runs these engines on the rich side.