OnStar Overview
EmergencyAutomatic Door Locks
If equipped, the vehicle is programmed so that when the doors are closed, the
ignition is on, and the shift lever is moved out of P (Park) for automatic transmissions,
or the vehicle speed is above 13 km/h (8 mph) for manual transmissions, the doors
and the liftgate will lock.
To unlock the d ...
Windshield Wiper/Washer
The windshield wiper/washer lever is on the right side of the steering column.
Move the lever to one of the following positions: HI: Use for fast wipes.
LO: Use for slow wipes.
INT: Move the lever up to INT for intermittent wipes, then turn the
INT band up for more frequent wipes
or d ...
Engine Oil Change
When the %CHANGE DIC message displays,
have the engine oil and filter changed within the next 1 000 km/600 mi. If driven
under the best conditions, the engine oil life system may not indicate the need
for vehicle service for up to a year.
The engine oil and filter must be changed at least on ...