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Old 10-16-2005, 02:21 PM   #1
frostie
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Join Date: Jul 2005
Location: Ottawa
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Pinging/knocking when accelerating

I am getting pinging/knocking when accelerating in my 99 WS. I am also getting 0171/0174 codes from time to time. Are these related, and would the isolator bolt fix cure both of these? Thanks.
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