See also:

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 ...

Immobilizer Operation
This vehicle has a passive theft-deterrent system. The system does not have to be manually armed or disarmed. The vehicle is automatically immobilized when the key is removed from the ignition. Th ...

Windshield
For safety, appearance, and the best viewing, keep the windshield clean and clear. • Signs of damage include scratches, cracks, and chips. • Trained dealer technicians can inspect the windshield ...