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Engine knock or ping (archive)
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Posted by John on February 04, 2001 at 16:04:19:

740iL had about a month. Just started knocking/pinging 2 days ago, but only during acceleration and on startup. Did I get a tank of bad gas maybe? Using 89 octane. Should I go to 92 or 93 octane and see what happens, or take it in for a checkup? Exhaust leak maybe? Suggestions?

John
97 740iL

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