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Old 01-05-2019, 05:07 PM
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bcredliner bcredliner is offline
.1 decrease 0-60 time = $1000 & DIY
Join Date: Jun 2008
Location: Little Elm,Texas. (40 minutes North of Dallas)
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I wouldn't expect an O2 sensor or DME issue would be limited to one cylinder. I think you have followed a good troubleshooting path. Assuming valid tests it does sound like a wiring issue. Any other symptoms? Check engine light on?
X5 4.6 2002 Black Sap, Black interior. 2013 X5M Melbourne Red, Bamboo interior
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