Resuming a Set Speed
If the cruise control is set at a
desired speed and then the brakes
are applied or the 
is pressed, the
cruise control is disengaged without
erasing the set speed from memory.
Once the vehicle reaches about 40 km/h (25 mph) or more, move the thumbwheel up toward RES/+ briefly. The vehicle returns to the previous set speed and stays there.
See also:
Potential Issues
Some OnStar services are disabled
after five days. OnStar cannot
perform Remote Door Unlock or
Stolen Vehicle Assistance after the
vehicle has been off continuously
for five days. After five ...
Delayed Entry Lighting
The interior lamps will turn on if you open the door when
it is dark enough outside. When you close the door with
the ignition off, the interior lamps will stay on for up to
25 seconds or until ...
Express-Down Window
This feature is on the front windows. Press the switch to
the second position to activate the express-down feature.
To stop the window as it is lowering, press down briefly
on the switch again. ...