Under the Hood

Mechanical features include:

185-horsepower, 2.9-liter inline-four-cylinder with aluminum block and cylinder head, dual overhead camshafts and four valves per cylinder that makes 190 pounds-feet of torque
242-hp, 3.7-liter inline-five-cylinder with aluminum block and cylinder head and dual overhead camshafts that makes 242 pounds-feet of torque
300-hp, 5.3-liter V-8 with aluminum block and cylinder head and two valves per cylinder that makes 320 pounds-feet of torque; variable valve timing is new for 2010, primarily for improved emissions
Five-speed manual (standard on four-cylinder models)
Four-speed automatic (standard on inline-five-cylinder and V-8, optional on four-cylinder models)

    See also:

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