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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Love our 15 3500.18000 miles,great ride and handling with a 15k fiver.Very few grades that it wont accelerate up loaded at 23500.The def is a non issue ,very good fuel mileage.
