I have a 2000 Cherokee and the blinkers or hazards don't work and I checked the fuses and changed the relay and they still don't work so I'm not sure what it is
http://www.jeepforum.com/forum/f310/turn-signal-flasher-problem- please-help-986447/ -- check this out you may find it helpful.
www.youtube.com/watch?v=_13aLNeHuJI -- this to may be helpful
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