high rmp | Ford Explorer Forums - Serious Explorations

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high rmp

  1. K

    Need help with strange idle problems on my 94 Explorer

    I have a 94 Explorer with 4.0 ohv non egr 5 speed standard I rebuilt a year ago. Every sensor is bran new. A month ago I started experiencing difficult starts and high idles. When the truck is cold I can start it and it will take at least 45 seconds of the engine trying to stall before it...
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