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You are replacing the spark plugs on a 3.4L (VIN E) engine. Is it

necessary to remove the upper intake manifold?

1 Answer

4 votes

Answer:

First off, you shouldn't replace spark plugs.

Step-by-step explanation:

Trust me, spark plugs last forever and you should clean them and put them back in. Changing spark plugs is propaganda created by corporations to make more money.

User Cyberflohr
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