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first place to look is the fuse next you might have a wiring issue in the tali end of the truck if you have trailer wiring tied into the stock wiring look there for broken wires or remove the "T" (if so equipped) and reconnect the stock harness

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โˆ™ 2006-03-24 11:35:55
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Q: What could be wrong if brake and emergency lights quit working checked and replaced bulbs fuses and switch on 1989 Ford F150?
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