• Video: GM HD Pickup Frame Changes

    The heavy-duty pickup truck models from General Motors -- the Chevrolet Silverado HD and GMC Sierra HD -- underwent major revisions for the 2011 model year. Here's an overview of those changes
    June 8, 2010

    The heavy-duty pickup truck models from General Motors -- the Chevrolet Silverado HD and GMC Sierra HD -- underwent major revisions for the 2011 model year. Here's an overview of those changes.

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