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1999 Ford F-250 Super Duty Question: on my f250 all my dash lights and prk lights come on when I step on the brake

 

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darryllh133, Potwin, KS, September 16, 2013, 10:53
 Rookie

ive changed multi function switch, brake switch, light switch, unplugged entire bed and cab brake light and still does same thing. I'm confused on what else it could be

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  • Answer #1

    Greg's Orange Auto (13724 Answers) , Orange, CA - (714) 361-9386
    globalhelper September 16, 2013, 12:59
     Master

    something is feeding back thru brk light switch. maybe. quit throwing parts at it and get a diag and est from a mechanic

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    darryllh133, September 16, 2013, 21:31
     Rookie

    I am a mechanic sure. I have a spare sister truck but two Brown wires at light switch r spliced in with a brown write going into a harness

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