Question about 2000 Pontiac Grand Prix

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Got P0243 engine code (Boost solonoid curcuit A), what does this mean and how to resolve?

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  • denk22 Jun 27, 2009

    I ordered a new boost control solenoid and I will be replacing within a few days. On a supercharged car, what exactle does the boost control solenoid do since the bosst cannot be changed unless the pulley is changed?

  • denk22 Jun 29, 2009

    Pruchased a NEw solenoid from dealership for GTP. Will keep ya posted if it fixes the slight studdering its doing on occasion

  • denk22 Jul 08, 2009

    I purchased a new boost control solenoid but within a week, it went out again. Is there something i'm missing?


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Boost solenoid circuit is shorted to ground.what its saying boost solenoid is damage or it has failed its no longer working.

Posted on Jun 27, 2009

  • Jonah Oneal Jun 27, 2009

    boost solenoid.its control amount of air or boost the intake.


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