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:
Trailer Towing
(Except CTS-V and
Coupe)
Before pulling a trailer, there are
three important considerations that
have to do with weight:
- The weight of the trailer.
- The weight of the trailer tongue.
- The total weight on the vehicl ...
Language — English/Metric
To change the language of the navigation screens or to change the navigation
screens from English or metric, see Driver Information Center (DIC)
for more information. ...
Parking on Hills
WARNING
Parking the vehicle on a hill with the trailer attached can be dangerous. If
something goes wrong, the rig could start to move.
People can be injured, and both the vehicle and the trailer ...






