what do I need to do to repair this problem, some what mechanically inclined

1997 FORD EXPLORER
140,000 MILES
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JOHNTEEPLE
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Seems to miss intermittently and gets a little sluggish, then runs just fine! Loss of power on inclines
Aug 9, 2012 at 4:03 PM
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KHLOW2008
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Is the MIL indicating?
Was anything done prior to this occurring?

When were the spark plugs last checked?
Aug 9, 2012 at 4:09 PM
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RASMATAZ
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Go to this walk thru link: https://www.2carpros.com/articles/engine-misfires-or-runs-rough
Aug 9, 2012 at 4:09 PM
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