Just yesterday we gave you a rundown of reviewer impressions of the 2011 Ford Super Duty pickup trucks. With a giant diesel engine that makes 390 horsepower and 735 pound feet of torque, it looked like Ford was going to stay on top of the heavy duty pickup heap. At least, it looked that way until GM released its new HD pickup engine numbers. Pickuptrucks.com reports, "GM announced that the ...

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