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Old 08-23-2021, 04:00 AM   #24
Camaro__ss
 
Drives: 2013 L99
Join Date: Jan 2019
Location: San Antonio TX
Posts: 185
Mine behaved this way when the aftermarket air cleaner became dislodged and allowed unfiltered/unrestricted air into the throttle body. Check your work, make sure no vacuum leak.
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