Keys, Doors, and Windows
See also:
Windshield Wiper/Washer
The front wiper control is located on the turn and lane-change lever.
The windshield wipers are controlled by turning the band with
on it.
(Mist): For
a single wipe, turn to , then
release ...
Engine Oil
For diesel engine vehicles, see “Engine Oil” in the Duramax Diesel Supplement.
To ensure proper engine performance and long life, careful attention must be paid to engine oil.
Following these si ...
OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect
to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic
Services. See OnStar Overview on ...





