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2001 Pontiac Grand Am Question: My check engine light is on and it reads number 3 cilender misfire iv replaced s

 

Question

stevenherbert, 2.4L 4 Cylinder, Potwin, KS, March 05, 2014, 21:32
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Diagnostic machine reads its running rich number three cylinder misfire fuel preshure sensor bad

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  • Answer #1

    March 05, 2014, 21:57
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     Master

    Unplug vacuum line off of fuel sensor see if fuel bypassing, check spark caps

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  • Answer #2

    March 06, 2014, 02:44
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     Master

    Do you have the actual code numbers? Do you mean the fuel tank pressure sensor? Need the numbers!!

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  • Answer #3

    Greg's Orange Auto (14194 Answers) , Orange, CA - (714) 361-9386
    globalhelper March 06, 2014, 06:31
     Master

    take it to your mech it needs further diag to be sure whats actually wrong we would only be guessing

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