F-150 What ??
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Joined: Oct 2004
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F-150 What ??
OK..My F-150 is a 02,5.4, @ 128000 miles...yea I need the spark plug change ..anyway I start the engine & all the insturnment needles go to the max , all the way over..What causes this ??? thinking battery or electral issue ..truck idles fine ..runs good 
Lead Driver
Joined: Sep 2006
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Power issue about to get worse as cold weather comes on.
First clean the battery posts and cable ends to see if that is the issue.
If not, the battery may be coming to end of it's useful life and needs to be replaced.
Another possibility is the battery is not being charged enough by the alternator.
Be awhere of any one of these three posibilities or in any combination.
Good luck.
First clean the battery posts and cable ends to see if that is the issue.
If not, the battery may be coming to end of it's useful life and needs to be replaced.
Another possibility is the battery is not being charged enough by the alternator.
Be awhere of any one of these three posibilities or in any combination.
Good luck.
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