Engine Oil
To ensure proper engine performance and long life, careful attention must be paid to engine oil.
Following these simple, but important steps will help protect your investment:
► Always use engine oil approved to the proper specification and of the proper viscosity grade. See “Selecting the Right Engine Oil” in this section. ► Check the engine oil level regularly and maintain the proper oil level. See “Checking Engine Oil” and “When to Add Engine Oil” in this section. ► Change the engine oil at the appropriate time. See Engine Oil Life System . ► Always dispose of engine oil properly. See “What to Do with Used Oil” in this section.See also:
Ignition Positions (Key Access)
The ignition switch has four different positions.
Notice: Using a tool to force the key to turn in the ignition could cause damage
to the switch or break the key. Use the correct key, make sure i ...
When to Check and Change Automatic
Transmission Fluid
A good time to check the automatic transmission fluid
level is when the engine oil is changed.
Change the fluid and filter at the intervals listed in
Scheduled Maintenance and be sure to
use th ...
OnStar® Virtual Advisor
OnStar® Virtual Advisor is a feature of OnStar®
Hands-Free Calling that uses your minutes
to access location-based weather, local traffic
reports, and stock quotes. By pressing the phone
button ...