Under the Hood
Both the four-cylinder and V-6 engines use direct-injection technology. An Eco mode, which is activated by a dashboard button, alters drivetrain calibrations in the four-cylinder to maximize fuel efficiency. Other mechanical features include:
Four-cylinder displaces 2.4 liters and makes 182 horsepower
V-6 displaces 3.0 liters and makes 264 hp
Standard six-speed automatic transmission
Both engines use regular gas
See also:
Dual Tone Multi-Frequency (DTMF) Tones
The Bluetooth system can send numbers and the numbers stored as name tags during
a call. You can use this feature when calling a menu&-driven phone system. Account
numbers can also be stored f ...
New for 2011
The Sierra Hybrid gets GM's OnStar 9.0 telematics system that GM says
provides better voice recognition. GM also said they have worked to cut down on
the amount of wind noise occupants hear. ...
Driver and Passenger Side Temperature Controls
The driver and passenger side temperature buttons are used to adjust the temperature of the air coming through the system on the driver or passenger side of the vehicle. The temperature can be adjuste ...





