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How do you replace 2004 gmc sierra knocksensor?

Anonymous

∙ 16y ago

Updated: 10/20/2022

On a 2004 GMC Sierra with a 5.3 engine, the knock sensor is locatede under the intake manifold. You have to remove the intake to get to them. There is 2 of them, so it might be better to change them both while it is apart.

Wiki User

∙ 16y ago

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