Headlights pulse whirl running. - Ford Powerstroke Diesel Forum
 
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post #1 of 3 Old 01-17-2013, 04:11 AM Thread Starter
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Headlights pulse whirl running.

I have 01 f250 and noticed the headlight pulse or almost flicker while running. Then I noticed dash lights and cab lights do it also. Is this a alternator problem or something crazy with wiring thanks.

2001 f250 4x4
319,000 miles and counting.
6637 intake, 4 inch MBRP exhaust,gauges,203 degree therostat, leveling kit, transgo tugger kit, front and rear mag-hytec diff covers, more to come.
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post #2 of 3 Old 01-17-2013, 07:28 AM
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Sounds like the Alt to me... Take it out and have it checked
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post #3 of 3 Old 01-17-2013, 07:32 AM Thread Starter
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Thanks. That was my first thought just wanted someone to second it. As soon as I get a chance ill have it checked.

2001 f250 4x4
319,000 miles and counting.
6637 intake, 4 inch MBRP exhaust,gauges,203 degree therostat, leveling kit, transgo tugger kit, front and rear mag-hytec diff covers, more to come.
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