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Old 01-05-2019, 05:07 PM
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bcredliner bcredliner is offline
X HP/TQ increase = $1.00 X 100X
 
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?
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