See also:

Instrument Panel Illumination Control
This control is located on the instrument panel, to the left of the steering column. (Instrument Panel Brightness): Turn clockwise or counterclockwise to brighten or dim the lights. ...

New for 2010
GM has dropped the long-running 6.0-liter V-8 engine from the Sierra lineup, leaving the powerful 6.2-liter V-8 for heavy towing needs. The rest of the Sierra's eight-cylinder lineup benefits from ...

Engine Heater
The engine coolant heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below 0°F (−18°C). Vehicles with an engine coolant heater s ...