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cad · 08-24-2016, 01:41 PM

I have no issues with DEF on my 2012, but my dad's 2011 always has issues. A friend tows a 44' goose with a 2012 SRW with no issues and gets around 11. I believe he deleted the DEF system.

08-24-2016, 01:41 PM	#4
cad Senior Member Join Date: Apr 2009 Location: Omaha, NE Posts: 675 Likes: 143 Liked 72 Times in 40 Posts	Re: Looking @ GMC diesel trucks I have no issues with DEF on my 2012, but my dad's 2011 always has issues. A friend tows a 44' goose with a 2012 SRW with no issues and gets around 11. I believe he deleted the DEF system.