Maybe your PCV vacuum hose isn't connected properly to the air cleaner????
Dr. Pat
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>From: Bryan West <BryanW@huscointl.com>
>To: "'dakota-truck@buffnet.net'" <dakota-truck@buffnet.net>
>Subject: DML: Possible Sensor Failure
>Date: Thu, Aug 26, 1999, 12:34 PM
>
> I have a '99 sprt 4x4 cc 318 5-spd, 10" open element air cleaner and
> removed muffler. Last night I noticed it started idling just a little
> high. Around 1000 RPM instead of around 600 RPM, then the infamous
> check engine light came on. I haven't had a chance for the dealer to
> pull the fault code out yet, but I believe it could be the idel air flow
> sensor. has anyone else had problems with this after installing an open
> element air cleaner? I suspect the sensor may not be able to handle the
> under hood temperatures without the factory air hat or a similar
> replacement. If anyone knows something let me know, either through the
> list or private E-mail: bryanw@huscointl.com
>
> -Bryan
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