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:
Speedometer
The speedometer shows the vehicle's speed in either kilometers per hour (km/h)
or miles per hour (mph).
Odometer
The odometer shows how far the vehicle has been driven, in either kilometers
or miles.
Trip Odometer
The trip odometer shows how far the vehicle has been driven since the trip odometer
was last reset...
See Radio Frequency Statement.
Immobilizer Operation
This vehicle has a passive theft-deterrent system.
The system does not have to be manually armed or disarmed.
The vehicle is automatically immobilized when the vehicle is turned off.
The system is automatically disarmed when the ignition is turned from off to
on...
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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