Engine Oil Additives
Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M are all you will need for good performance and engine protection.
See also:
How to Detect a Tamper Condition
If is pressed and the horn sounds,
an attempted break-in occurred while the system was armed.
If the alarm has been activated, a message will appear on the DIC. See Anti-theft
Alarm System Messa ...
Recommended Fluids and Lubricants
Usage
Fluid/Lubrican
Engine Oil
The engine requires engine oil approved to the dexos specification.
Oils meeting this specification can be identified with the dexos
cer ...
OnStar® System
OnStar® uses several innovative technologies and
live advisors to provide you with a wide range
of safety, security, information, and convenience
services. If your airbags deploy, the system is
...