Chevrolet Express 2025 - Fast Idle System; Retained Accessory Power (RAP); Engine Coolant Heater

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-18528029) - 2025
Driving and Operating 129
accelerator. If the vehicle starts briefly
b
ut
then stops again, do the same thing.
This clears the extra gasoline from the
engine. Do not race the engine immediately
after starting it. Operate the engine and
transmission gently until the oil warms up
and lubricates all moving parts.
Fast Idle System
If equipped, this feature is available only with
cruise control. The manual fast idle switch is
operated using the cruise control buttons on
the left side of the steering wheel.
This system can be used to increase engine
idle speed whenever the following conditions
are met:
•
The parking brake is set.
•
The brake pedal is not pressed.
•
The vehicle must not be moving and the
accelerator must not be pressed.
To control the fast idle:
•
To enable the Fast Idle System, press and
release the cruise control on/off button and
ensure that the switch indicator light is lit.
•
Pre
ss and release the cruise control SET-
button. Engine speed will be held at
approximately 1200 rpm.
When the fast idle is active, the Driver
Information Center (DIC) will display FAST
IDLE ON.
One of the following actions will turn off the
fast idle:
•
Pressing the brake.
•
Selecting the cruise control cancel button.
•
Releasing the parking brake.
•
Moving the transmission shift lever out of P
(Park) or N (Neutral).
•
Selecting the cruise control on/off button
when it was previously on.
•
Pressing the cruise control SET- button
asecond time.
•
Pressing the accelerator more than one-
quarter of the way down.
•
Turning the ignition off.
Retained Accessory Power (RAP)
When the ignition is turned from on to off, the
following features (if equipped) will continue
to function for up to 10 minutes, or until
the driver door is opened. These features will
als
o work when the ignition is in RUN or
ACC/ACCESSORY:
•
Infotainment System
•
Power Windows (during RAP this
functionality will be lost when any door
is opened)
•
Sunroof (during RAP this functionality will
be lost when any door is opened)
•
Auxiliary Power Outlet
•
Audio System
•
OnStar System
Engine Coolant Heater
{ Warning
Do
not plug in the engine block heater while
th
e vehicle is parked in agarage or under
acarport.Property damage or personal
injury may result.Always park the vehicle
in aclear open area away from buildings
or structures.