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Grand marquis engine light will not go out after coil pack change?
Wiki User
∙ 11y ago
Is it running better? Sometimes you need to clear out the computer before the check engine light will turn off, any auto-parts store will do this for free with a little computer they plug in under the dash. If it's still not running well there could be more faults going on.
Wiki User
∙ 11y ago
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