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Replace the Spark Plugs on an Opel Astra H

Model: Vauxhall Astra Astra H - Years 2004-2010
Part: Spark plugs

How do you remove the spark plugs from an Opel Astra? Follow these steps to remove and replace the spark plugs. Lift the bonnet, and remove the cover panel above the engine. Under the engine cover panel, you will find the bar with the ignition coils underneath. Unscrew the securing screws and remove the coils from the cylinder head; then, use a socket to unscrew the spark plugs and pull them out of the cylinder head. Take the new spark plugs and guide them into the cylinder head using the socket extension, tighten them, and connect the ignition coils to each spark plug. Start the vehicle after replacement.

Updated on 11 April 2026 by ScegliAuto

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