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01-06-2016, 07:33 PM

Blazer_1992

New Member

Thread Starter

Join Date: Jan 2016

Posts: 3

Help

I have a 91 blzaer 4.3 4 wd n have replaced distributor n idle control valve but still idles rough n dies on me periodically but when driving runs good

01-07-2016, 02:20 PM

richphotos

BF Veteran

Join Date: Dec 2011

Location: Minneapolis, MN

Posts: 4,861

Does your truck have a EGR valve? if so, take it off and clean it really well.

01-10-2016, 09:11 PM