Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.
See also:
Cargo Management System
This vehicle has a cargo management system located in the rear.
To remove the cargo management cover:
1. Open the cover. It remains open when lifted.
2. Pull the cover up making sure to unhook th ...
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 ...
Fog Lamps
Use the fog lamps for better vision in foggy or misty conditions.
The fog lamps button is on the exterior lamps control to the left of the steering column.
(Fog Lamps): Press the exterior lamps but ...