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1994 Saturn SC2

 

Question: Failed Smog Check. NO (PPM) measured too high?

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cjvill005, San Fernando, CA, May 31, 2012, 04:42
 Rookie

just changed spark plugs, tune up...

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    Greg's Orange Auto (8370 Answers) , Orange, CA - (714) 361-9355
    globalhelper May 31, 2012, 07:13
     Master

    IF YOUR SPEAKING ABOUT NOX ITS A HIGH TEMP ISSUE IN COMBUSTION CHAMBER POSSIBLE DUE TO TIMING COOLING ISSUES OR EGR VALVE OR PASSAGES PLUGGED OR SIGNAL TO VALVE

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    cjvill005, May 31, 2012, 11:33
     Rookie

    Thanks,

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  • Answer #2

    PARTS GUY May 31, 2012, 17:48
     Master

    I sure wish we had emission testing Florida. I would be making a lot more repairs.

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