The GMC Sierra 3500 is the heavy-duty version of the GMC Sierra. The Sierra 3500 comes available in two and four wheel drive. It comes equipped with a Duramax 6600 diesel engine and an Allison six-speed automatic transmission. The optional 6.6-liter Duramax turbocharged V-8 diesel engine delivers 360 horsepower and 650 lb-ft of torque. Standard features include ABS, air conditioning, cruise control, AM/FM/CD audio, an attractive chrome grille molding, a chrome rear step bumper, and 17-inch chromed steel wheels. Changes for 2006 are minimal.
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|MPG||City / Hwy|
|Transmission||4-spd auto w/OD|
|Power||300 @ 4400 rpm|
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