Newer D/A owners, please chime in.
In my quest of purchasing a new TV/DD, I decided to swing by my local GMC dealer this weekend to check out their offerings. The only Duramax they had was a 3500 Denali. Took it for a ride and wa...
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I have to add Def about once every 3000 miles or so. Having the fill under the hood is a no brainer. It takes about 1 minute to fill using a 2.5 gal Blue Def container. No funnel, no mess. I don't see the issue. Did I say I love my Dmax?
