2010 GMC Sierra

New for 2010 : Sierra 1500 & Sierra Denali

• FlexFuel capability on 4.8L, 5.3L and 6.2L engines. E85 comprises 85 percent ethanol and 15 percent gasoline, reduces greenhouse gas and smog-forming emissions, is domestically produced and helps reduce dependence on petroleum

• Variable valve timing on 4.8L and 5.3L engines

• Six-speed automatic transmission on regular and extended cab models with 5.3L V-8

• 3.08 axle ratio and fuel saver mode standard with 5.3L V-8 for improved fuel economy

• Side curtain airbags and seat-mounted side airbags standard on all 1500 models

• ÚSB connectivity in center console, enabling stored audio files to play through the audio system and battery charging for some handheld devices

• Revised interior door trim

• Rearview camera available on more models

• StabiliTrak electronic control system now standard on all 1500 models

• Two exterior colors: Storm Gray Metallic and Sheer Silver Metallic

Source - GM

New for 2010 : Sierra 2500HD & 3500HD

• ÚSB connectivity in center console on uplevel radios, enabling stored audio files to play through the audio system and battery charging for some handheld devices

• OnStar 8.2 with long-range remote start and traffic probe

• Two exterior colors: Storm Gray Metallic and Sheer Silver Metallic

Source - GM