See also:

Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information. ...

Additional Maintenance and Care
Your vehicle is an important investment and caring for it properly may help to avoid future costly repairs. To maintain vehicle performance, additional maintenance services may be required. It is ...

Four-Wheel Drive
Transfer Case When to Check Lubricant Refer to Maintenance Schedule on page 11‑3 to determine when to check the lubricant. How to Check Lubricant Electric Shift Transfer Case A. Fill Plug ...