Fast Idle System; Retained Accessory; Power (Rap) - Chevrolet Silverado 2015 Owner's Manual

9-28 Driving and Operating
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.
Press and release the cruise
control SET- button. Engine
speed will be held at
approximately 1200 rpm.
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 switch to the
LOCK/OFF position.

Retained Accessory

Power (RAP)

The following vehicle accessories
can be used for up to 10 minutes
after the engine is turned off:
Audio System
Power Windows
OnStar System (if equipped)
Sunroof (if equipped)
These features work when the
key is in ON/RUN or ACC/
ACCESSORY. Once the key is
turned from ON/RUN to LOCK/OFF,
the windows and sunroof continue
to work up to 10 minutes or until any
door is opened. The radio continues
to work for up to 10 minutes or until
the driver door is opened.