Chevrolet/GMC Silverado 1500 / Sierra/Sierra Denali 1500 Owner Manual
(GMNA-Localizing-MidEast-16515122) - 2023 - CRC - 8/12/22
Driving and Operating
217
Shifting out of Park (Mechanical
Shifter)
This vehicle is equipped with an electronic
shift lock release system. The system is
designed to prevent movement of the shift
lever out of P (Park), unless the brake pedal
is applied and the ignition is on or in
Service Mode.
The shift lock release is always functional
except in the case of an uncharged or low
voltage
–
less than 9 volt
–
battery.
If the vehicle has an uncharged or low
voltage battery, try charging or jump
starting the battery. See
To shift out of P (Park):
1. Apply the brake pedal.
2. Release the parking brake if it is applied.
See
.
3. Pull the shift lever toward you, then
move it to the desired position, and
release.
If the vehicle still cannot be shifted out of
P (Park):
1. Ease the pressure on, or release the shift
lever.
2. While holding the brake pedal, push the
shift lever all the way into P (Park).
3. Pull the shift lever toward you, then
move it to the desired position, and
release.
If there is still a problem shifting, have the
vehicle serviced soon.
Shifting out of Park (Electronic
Shifter)
This vehicle is equipped with an electronic
transmission. The shift lock release button is
designed to prevent inadvertent shifting out
of P (Park).
To shift out of P (Park):
1. Ensure the engine is running.
2. Apply the brake pedal.
3. Press and hold the shift lock release
button on the shift lever.
4. Move the shift lever to the desired
position. For N (Neutral) hold the lever in
the N (Neutral) position until the N
indicator illuminates red.
5. The P indicator will turn white and the
gear indicator on the shift lever will turn
red when the vehicle is no longer in
P (Park).
6. After releasing the shift lever, it will
return to the center position.
If the vehicle cannot shift from P (Park), a
Driver Information Center (DIC) message
may be displayed. Ensure the engine is
running, the brake pedal is applied, and the
shift lock release button is pressed when
you are attempting to shift out of P (Park).
If all of these conditions are met but the
vehicle will not shift out of P (Park), see
your dealer for service.
Parking over Things That Burn
{
Warning
Things that can burn could touch hot
exhaust parts under the vehicle and
ignite. Do not park over papers, leaves,
dry grass, or other things that can burn.
Active Fuel Management
If equipped, Active Fuel Management allows
a V8, V6, or L4 gasoline engine to operate
on either all of its cylinders, or a reduced
number of cylinders, depending on the
driving conditions. When less power is
required, such as cruising at a constant
vehicle speed, the system will enable
reduced cylinder operation, allowing the
