Engine Oil Additives / Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.
See also:
Automatic Transmission Shift Lock
This vehicle has an electronic shift lock release system.
The shift lock release is designed to:
• Prevent ignition key removal unless the shift lever is
in P (Park).
• Prevent movement of th ...
Door Ajar Light
This light comes on in the Driver
Information Center (DIC) when a
door is open or not securely latched.
Before driving, check that all doors
are properly closed. ...
Weight of the Trailer
How heavy can a trailer safely be?
It depends on how you plan to use your rig.
For example, speed, altitude, road grades, outside
temperature and how much your vehicle is used
to pull a trailer ...