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2007 Chevrolet Cobalt Question: check engen lite code0443 willnot clear

 

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chuck65, Tucson, AZ, December 19, 2011, 08:07
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replaced gas cap and purge slonoid

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  • Answer #1

    chinasinoy December 20, 2011, 23:53
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     Journeyman

    then it could be:
    wiring harness chafing or rubbing another component causing short or open on control circuit;
    connector worn, broken or shorted due to water intrusion;
    or driver circuit inside PCM is bad

    greetings

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