Cadillac Escalade Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15567102) - 2022 - CRC - 8/16/21
122
INSTRUMENTS AND CONTROLS
Warning (Continued)
the vehicle serviced right away. See
for
more information, including
important safety information.
Charging System Light
The charging system light comes on
briefly when the ignition is turned on,
but the engine is not running, as a
check to show the light is working.
It should go out when the engine is
started.
If the light stays on, or comes on
while driving, there may be a problem
with the electrical charging system.
Have it checked by your dealer.
Driving while this light is on could
drain the battery.
When this light comes on, or is
flashing, the Driver Information
Center (DIC) also displays a message.
If a short distance must be driven
with the light on, be sure to turn off
all accessories, such as the radio and
air conditioner. Find a safe place to
stop the vehicle.
Malfunction Indicator Lamp
(Check Engine Light)
If equipped with a diesel engine, see
the Duramax Diesel Supplement.
This light is part of the vehicle
’
s
emission control on-board diagnostic
system. It is located on the center
stack, below the infotainment screen.
If this light is on while the engine is
running, a malfunction has been
detected and the vehicle may require
service. The light should come on to
show that it is working when the
ignition is in Service Mode. See
Malfunctions are often indicated by
the system before any problem is
noticeable. Being aware of the light
and seeking service promptly when it
comes on may prevent damage.
Caution
If the vehicle is driven continually
with this light on, the emission
control system may not work as
well, the fuel economy may be
lower, and the vehicle may not run
smoothly. This could lead to costly
repairs that might not be covered
by the vehicle warranty.
Caution
Modifications to the engine,
transmission, exhaust, intake,
or fuel system, or the use of
replacement tires that do not meet
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