Code help

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09-28-2009 | 01:55 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?

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09-28-2009 | 02:08 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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