Q: Knock sensor 2009 Pontiac G3
Where is the knock sensor located on this car?
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Hi there - the knock sensor on this engine is under the intake manifold, just behind the power steering pump, and is best seen and accessed from underneath the car. For assistance with a replacement, have a knock sensor replacement by a mobile, professional mechanic, such as one from YourMechanic, who will come to your location, and replace this component.
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