Code help

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Sep 28, 2009 | 12:55 PM

BCchevy

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Staging Lane

Joined: Nov 2008

Posts: 73

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From: Southeast Ga

Code help

Im showing code p3400 "Cylinder deactivation system, bank1" on my 2008 silverado. Any ideas what could be causing it or how to fix it?

Sep 28, 2009 | 01:08 PM

00_Hotrod

On The Tree

Joined: Aug 2009

Posts: 127

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From: DFW

That code has to do w/ the v4 operation, If the vehicle runs ok, I would clear the code and see if it comes back up, If so then have it checked out...

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