Starting the Vehicle
1. Press and release 
on the Remote
Keyless Entry transmitter.
2. Press and hold 
for about two
seconds. The turn signal lamps will briefly flash to confirm the vehicle has been
started. The parking lamps will turn on and remain on as long as the engine is running.
The vehicle's doors will be locked.
3. The key must be inserted and turned to ON/RUN before driving.
The engine will shut off after 10 minutes unless a time extension is done or the key is inserted and turned to ON/RUN.
See also:
Ride & Handling
Whenever I approach a vehicle this large I bring along the expectation that
it will be hard to maneuver. In the Yukon I was surprisingly sure of myself,
even on the tightest city streets. Not only ...
Privacy
The complete OnStar Privacy Statement may be found at www.onstar.com. Privacy-sensitive
users of wireless communications are cautioned that the privacy of any information
sent via wireless cellula ...
California Fuel Requirements
If the vehicle is certified to meet California Emissions Standards, it is designed to operate on fuels that meet California specifications.
See the underhood emission control label. If this fuel is n ...