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mountaineer

  1. Ford Explorer, Mercury Mountaineer,Lincoln Aviator
    Hello, like the title states I have an 06 mountaineer with the 4.0 v6 195k miles that I just bought and its throwing codes for 300,302 and 420 I know they’re random misfire, cylinder 2 misfire and cat below threshold but my question is, are there any common parts that would be responsible for...
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