Rough Idle Problem - '89 Jeep Wrangler YJ
 

replying to Brent Bogrees, Schbaum wrote:
I had an 89 YJ. Acted the same way. It turned out to be a pinched fuel return
line. It got pinched where the return line goes between the body and frame by
the rear wheels left side.

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posted from
http://www.motorsforum.com/jeep/roug...r-yj-8117-.htm