Where is the location to bank 1 knock sensor?

2009 BUICK LUCERNE
200,000 MILES • 3.9L • V6 • AUTOMATIC
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CRIVERA100905
Location to bank 1 on a 09 Lucerne cxl 3.9l v6.
Jun 19, 2025 at 12:52 AM
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STRAILER
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The knock sensor bank 1 is on the right side of the engine block just below the cylinder head. Here are the locations so you can see in the images below. Let us know if you need anything else.
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Jun 19, 2025 at 11:46 AM
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CRIVERA100905
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Do I have to remove Intake manifold to access it?
Jun 19, 2025 at 1:09 PM
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STRAILER
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Fortunately not, it is on the outside of the engine block just below the cylinder heads.
Jun 20, 2025 at 10:33 AM
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CRIVERA100905
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On the front of the engine by the exhaust manifold or on the rear of engine by catalytic converter?
Jun 20, 2025 at 8:28 PM
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STRAILER
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The knock sensor bank 1 is on the right side of the engine block (middle) just below the cylinder head.
Jun 22, 2025 at 12:16 PM
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