See also:

RKE without Remote Start Shown
(Unlock): Press to unlock the driver door or all doors. See “Auto Door Unlock” under Vehicle Personalization . The turn signal indicators may flash and/or the horn may sound to indicate unlo ...

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 ...

Footnotes — Maintenance Schedule Additional Required Services — Normal
a) Or every two years, whichever comes first. More frequent replacement may be needed if the vehicle is driven in areas with heavy traffic, areas with poor air quality, or areas with high du ...