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Q: Humm???? on 2002 Cadillac Seville SLS

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Dose any one know where the spark plugs are located On My car???????
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They are under the ignition coil assembly - which is located in the middle of the valve covers.
Better if you get a manual for this car and understand the process clearly, or take it to a repair shop and ask them to replace them.

Zee
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