Canceling a Remote Start
To cancel a remote start, do any of the following:
• Aim the RKE transmitter at the
vehicle and press and hold 
until the parking lamps turn off.
• Turn on the hazard warning flashers.
• Turn the vehicle on and then off.
See also:
Keyless Trunk Opening
Lift up on the touch pad located
above the license plate to open the
trunk if the RKE transmitter is within
range. ...
Navigation
This display is used for the OnStar
or Navigation System Turn-by-Turn
guidance. See OnStar Overview or the navigation manual,
if the vehicle has navigation, for
more information. ...
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF
in each shift lever position.
The ignition should turn to LOCK/OFF only when the shift lever is in P (Park).
...