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2003 Nissan Sentra Question: My cat was replaced and my car is still chugging why?

 

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htbc1962, 1.8L 4 Cylinder, Marianna, FL, January 19, 2014, 19:21
 Rookie

plugs replaced coils......please help

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  • Answer #1

    January 19, 2014, 19:23
    Profile_thumbnail
     Master

    Check engine light on?

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    htbc1962, January 20, 2014, 14:53
     Rookie

    code was cat needed to be replaced....but got in car drove away from repair shop and still didn't sound right. More I drove back to the chugging sound like it was missing a cylinder as before......and yes light came back on not right away but within 2 days.....please help

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  • Medium-star Best Answer
    Greg's Orange Auto (14224 Answers) , Orange, CA - (714) 361-9386
    globalhelper January 20, 2014, 07:00
     Master

    BECAUSE THAT WAS NOT THE PROBLEM.HAVE CODES SCANNED AND POST

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