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).
- The ignition key should come out only in LOCK/OFF.
Contact your dealer if service is required.
See also:
How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can
calculate the next engine oil change. To reset the system:
1. Using the DIC MENU button and thumbwheel on the turn signal ...
Vehicle Locator Lights
This allows the vehicle locator lights to be turned on or off.
Press the MENU/SELECT knob when Vehicle Locator Lights is highlighted. Turn
the knob to select On or Off. Press the knob to confirm a ...
TTY Users
OnStar has the ability to
communicate to the deaf,
hard–of–hearing, or speech–impaired
customers while in the vehicle.
The available dealer–installed TTY
system can provide in-vehicle
acces ...






