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1990 Oldsmobile 88 Question: where is the knock sensor located?

 

Question

ravenmoonsoaps, Millport, NY, March 19, 2010, 08:57
 Rookie

I am trying to replave the knock sensor do to a code 42 but i can not find it anywhere. please help

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  • Answer #1

    Bret Bodas from RepairPal Test Shop, March 19, 2010, 09:30
     Master

    I'm not sure where it is, but here is a pic of the knock sensor, this might help you to identify the sensor: http://www.rockauto.com/catalog/raframecatalog.php?carcode=1215324&parttype=5108
    Here is the code info too: http://repairpal.com/gm-code-42

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  • Medium-star Best Answer
    March 19, 2010, 20:10
     Technician

    location of knock sensor is one of two places. It screws into the side of the engine block and best to look for it from under the engine to visually see it. It screws into the side of the engine block at the mid-point length of the block.

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    Visitor, April 28, 2011, 19:07

    It's located on the left side of the engine. look at the

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