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:
Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and
displays the CHANGE ENGINE OIL SOON message when it is time to change the engine
oil and filter. The oil life system ...
Lamps On Reminder
For vehicles with the lamps on reminder light, it comes on when the lights are in use. ...
Interior
The cabin utilizes premium materials, and there is an optional navigation
system.
The Regal has a sizable trunk that measures 14.3 cubic feet, and there is a
wide opening to both the cargo area ...