Chevrolet Silverado: Starting and Operating / Extended Parking
It is best not to park with the vehicle running. If the vehicle is left running,
be sure it will not move and there is adequate ventilation.
See Shifting Into Park and Engine Exhaust.
If the vehicle is left parked and running with the RKE transmitter outside the
vehicle, it will continue to run for up to half an hour.
If the vehicle is left parked and running with the RKE transmitter inside the
vehicle, it will continue to run for up to an hour.
The vehicle could turn off sooner if it is parked on a hill, due to lack of available
fuel.
The timer will reset if the vehicle is taken out of P (Park) while it is running.
If equipped, Active Fuel Management allows the gasoline engine to operate on
either all of its cylinders, or a reduced number of cylinders, depending on the
driving conditions...
Other information:
After frontal and seat-mounted side impact airbags inflate, they quickly deflate,
so quickly that some people may not even realize the airbags inflated. Roof-rail
airbags may still be at least partially inflated for some time after they inflate.
Some components of the airbag module may be hot for several minutes...
All windows can be opened without holding the window switch. Press the switch
down fully and quickly release to express open the window.
If equipped, pull the window switch up fully and quickly release to express close
the window.
Briefly press or pull the window switch in the same direction to stop that window’s
express movement...
Categories
Warning
Never leave a child, a helpless adult, or a pet alone in a vehicle, especially
with the windows closed in warm or hot weather. They can be overcome by the extreme
heat and suffer permanent injuries or even death from heat stroke.

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