Red hot manifolds..
#11
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Originally Posted by jr's3800
Do me a favor... disconnect you negative battery cable and allow the PCM to reset... After doing so check and see if any of those codes come back right away... I have pretty much never seen a knock sensor fail...
But I too am wondering how long it would take to replace a knock sensor on a 3.8...
#18
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Originally Posted by jr's3800
Yeah the sensor is on the back of the block, and it just unscrews, you should be able to get a socket on it for removal and replacement, it will have a single wire connected to it... The one thing that stikes me as odd is that I have pretty much never seen a knock sensor go bad... Anything is possible these days... Good luck and let us know if the knock sensor gets rid of that code 43 ![Wink](https://www.gmforum.com/gm/images/smilies/icon_wink.gif)
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#19
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Originally Posted by joe
i was wrong the knock sensor is on the front of the block
![](http://images.cardomain.com/member_images/9/web/501000-501999/501999_33_full.jpg)
![](http://images.cardomain.com/member_images/9/web/501000-501999/501999_33_full.jpg)