Jason felt that the Sierra Denali HD's factory drop-in bedliner was poorly sealed to the chassis, leaving an opening for dirt and water to be trapped behind it. The bedliner also hindered immediate access to the truck's tie-downs.
Factory Drop-in Bedliner for the GMC Sierra Denali HD Pickup Truck
The drop-in bedliner was one of the few negative features Jason found on the Sierra Denali HD pickup truck.
2011 Sierra Denali HD Pickup Truck
Photo © Jason Fogelson2011 GMC Sierra Denali HD Truck
GMC Sierra Denali HD Test DriveQuick Look: GMC Sierra Denali HD HighlightsMore Pictures of the 2011 GMC Sierra Denali HD Pickup Truck
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