SOURCE: exhaust on 2008 duramax
the Chevy Silverado and GMC Sierra Accessories and Modifications discussion and ask about custom exhaust tailpipes.
SOURCE: 2006 chevy truck 3500 hd duramax diesel with an
658 is a unknown code on the list,is your active or inactive,iif inactive I would not worry about it
Did the check engine light come on ?
Could have been a restriction in the fuel line or a problem with the throttle position sensor among other things.
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