Thread: idle issue
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Old 09-01-2017, 11:27 AM
Aber71 Aber71 is offline
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Join Date: Apr 2016
Posts: 14
Default idle issue

2003 4.0 sohc.The issue I'm having is when the pcv vacuum line is hooked up my truck wants to fall on its face. when I unplug the line it runs but keeps reving up and down. do the verge its going to shut off then catches itself. Any solutions? And there is no codes
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