po332 code knock sensor moister problem help!!

Discussion in 'General Chevy & GM Tech Questions' started by burb4us, Aug 19, 2009.

  1. burb4us

    burb4us New Member

    my ses light came on 02 suburban z71 code reads po332 knock sensortruck is running fine I know these had a lot of problems with moister the ses light came on shortly after going through water puddle after heavy rain. how do I dry this out or do I have to replace the sensor or wiring?


    Thank you burb4us
     
  2. Jimmiee

    Jimmiee Epic Member 5+ Years 1000 Posts


    Welcome aboard. A scanner will tell you if your knock sensors are working or not. Make sure nothing is making noise under the hood like a valve lifter, exhaust leak or bad belt tensioner. A boom box will set a knock sensor code.:)
     

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