Knock sensor location on a 1990 Chevy Lumina Sedan 3.1?

Where the heck is it?

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  • 9 years ago
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    KNOCK SENSOR

    1990 Chevrolet Lumina-Sedan/Coupe 3.1L MFI OHV 6cyl

    The Knock Sensor is located:

    Under hood, center, rear engine area, below exhaust manifold, mounted in engine block

    Source(s): GM dealer tech over 30 years.
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