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 Add Automatic TransmissionFluid
Refer to the Maintenance Schedule to determine
what kind of transmission fluid to use.
Add fluid only after checking the transmission fluid
while it is hot. A cold check is used only as a
referenc ...
Convenience Net
Your vehicle may have this feature. A convenience
net in the rear of your vehicle helps keep small
items in place during sharp turns or quick
stops and starts. The net is not designed to retain
th ...
Using the Delete All Name Tags Command
The delete all name tags command deletes all stored
phone book name tags and route name tags for OnStar
(if present).
To use the delete all name tags command:
1. Press and hold for two seconds. ...