strobing lights on start up

Asked by Nov 02, 2011 at 12:41 AM about the 2003 Ford F-350 Super Duty Lariat Extended Cab LB

Question type: Maintenance & Repair

when i first start my 03 f350 V10 all the lights inside and out strobe until the truck has warmed up slightly. I have checked the fuses all grounds replaced the battery and alternator wondering if you may have any suggestions

1 Answer

sounds light the headlight switch is shorting out.

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