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2500hd knock sensor

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Old August 6th, 2020, 7:00 PM
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Default 2500hd knock sensor

I just replaced the knock sensors in my truck and it is still throwing the same code. Suggestion?
Old August 6th, 2020, 11:18 PM
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what is the code? what year and engine?
Old August 7th, 2020, 9:21 AM
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Originally Posted by tech2
what is the code? what year and engine?
P0332, 2004, 6.0 Vortec
Old August 7th, 2020, 9:28 PM
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they have been issues with the knock sensor wiring.
Old August 8th, 2020, 8:23 AM
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When you replace the knock sensor wiring harness, be sure and use the ACDelco harness. Do not use the Dorman or any other harness if you can avoid doing so. For whatever reasons, these engines do not like the aftermarket knock sensor wiring harness'.
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Old August 8th, 2020, 8:42 AM
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Thanks. I ordered all AC Delco parts for it. I will take it apart again and replace.
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