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2002 Dodge Stratus Question: keep failing NOX new spark plugs and oil change and NOX went higher

 

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troupe, 2.7L V6, Aurora, CO, November 28, 2012, 20:55
 Rookie

also new thermostat

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    Greg's Orange Auto (12192 Answers) , Orange, CA - (714) 361-9386
    globalhelper November 29, 2012, 06:40
     Master

    do u have eng codes? nox is from high temp in combustion chamber. timing,egr or catt issues

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  • Answer #2

    sullyb April 11, 2013, 11:31
     Rookie

    You need to put the same spark plugs that were from initial build. Champion any other will cause problems.

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