Retained Accessory; Power (Rap) - GMC SIERRA 2020 Owner's Manual

216 Driving and Operating
5. Plug the cord into a grounded
110-volt AC outlet that is
protected by a ground fault
detection function.
Warning
Improper use of the heater cord
or an extension cord can damage
the cord and may result in
overheating and fire.
Plug the cord into a
three-prong electrical utility
receptacle that is protected
by a ground fault detection
function. An ungrounded
outlet could cause an
electric shock.
Use a weatherproof,
heavy-duty, 15 amp-rated
extension cord if needed.
Failure to use the
recommended extension
cord in good operating
condition, or using a
damaged heater or
extension cord, could make
(Continued)
Warning (Continued)
it overheat and cause a fire,
property damage, electric
shock, and injury.
Do not operate the vehicle
with the heater cord
permanently attached to the
vehicle. Possible heater
cord and thermostat
damage could occur.
While in use, do not let the
heater cord touch vehicle
parts or sharp edges. Never
close the hood on the
heater cord.
Before starting the vehicle,
unplug the cord, reattach
the cover to the plug, and
securely fasten the cord.
Keep the cord away from
any moving parts.
6. Before starting the engine, be
sure to unplug and store
the cord.
The length of time the heater should
remain plugged in depends on
several factors. Ask a dealer in the
area where you will be parking the
vehicle for the best advice on this.

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 also 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