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06 cold start rough idle

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780 views 0 replies 1 participant last post by  2006 Trailblazer  
#1 ·
Hi guys,new to the group.Hope someone could shed some light on issue I'm having.06 trailblazer cold start,it starts fine.Runs for a few seconds then wants to die,idles rough for about 10 seconds.After that it cleans its self up no other isses until the next cold start. Every now and then it starts and quickly dies.I've cleaned t-body,changed spark plugs and changed the crankshaft position sensor.
They're are no codes to be read.Any help would be greatly appreciated.