Sounds like the same thing that was happening to mine in my 99. Autozone replaced the alternator under warranty and it fixed the problem
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The "cam" sensor is the flat plate on the distributor under the cap...
http://www.partsgeek.com/catalog/1997/jeep/wrangler/engine_electrical/pickup_coil.html
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Ehh they are bright as hell but if I did it again I'd of just kept the KC H4's I had in there...
Low beam
High beam
I was driving so the pics aren't the greatest.
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