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Old 10-09-2025, 06:16 AM   #16
Hheatt_ZL1
 
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Drives: 2018 ZL1 6spd
Join Date: Dec 2017
Location: Al
Posts: 19
I have a 2018 Zl1 with 60k on the clock that had the same issue, ended up being a bad lifter #2 cylinder exhaust lifter and it made no noise.
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