Bad pinging
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Joined: Jan 2013
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Bad pinging
I have a 2011 ss with 22k miles. Riding @ 70mph I keep hearing a pinging noise. I put 93 octane in it for a week, still hear pinging. Took it to the dealership and they said its the AFM (automatic fuel management). Tell me there is something that I can do to eliminate this noise??
Last edited by Lumberjak4722; Jan 21, 2013 at 09:17 AM. Reason: Wrong abriviation
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