*Invoice prices are made available by Cars.com and
are not dealer advertising. All prices are subject to regional variations. Prices last updated 11/10/09. Click here for more information.
Rearview camera available on extended and crew cabs
•
OnStar gets Turn-by-Turn Navigation
•
XM Satellite Radio now with NavTraffic
+
Allison six-speed transmission
+
660 pounds-feet of Duramax torque
+
Nice tow mirrors
+
4x4 models have independent front suspension
+
Integrated brake controller
+
Dually fenders are steel, not fiberglass or composite
-
No second-row captain's chairs available in crew cab
-
No side-impact or side curtain airbags
Vehicle Summary
While mechanically identical to the Chevrolet Silverado heavy-duty models, GMC positions the Sierra 2500HD/3500HD to appeal to a more upscale customer. There's a little more flash on the outside and a little more elegance on the inside. But the real selling point for the Sierra is the same as the Silverado: the combination of a Duramax diesel and Allison six-speed automatic transmission. Read more
The data provided by Autodata is provided AS IS without warranty or guarantee of any kind, and Autodata disclaims all warranties or conditions of any kind, expressed or implied, with respect to such data, including the implied warranties of merchantable quality and fitness for a particular purpose.