engine CHEVROLET BLAZER 2020 Owner's Manual

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Introduction 3
Danger, Warning, and
Caution
Warning messages found on vehicle
labels and in this manual describe
hazards and what to do to avoid or
reduce them.
{Danger
Danger indicates a hazard with a
high level of risk which will result
in serious injury or death.
{Warning
Warning indicates a hazard that
could result in injury or death.
Caution
Caution indicates a hazard that
could result in property or vehicle
damage.
A circle with a slash through it is a
safety symbol which means“Do
not,” “Do not do this,” or“Do not let
this happen.”
Symbols
The vehicle has components and
labels that use symbols instead of
text. Symbols are shown along with
the text describing the operation or
information relating to a specific
component, control, message,
gauge, or indicator.
M: Shown when the owner ’s
manual has additional instructions
or information.
*: Shown when the service
manual has additional instructions
or information.
0: Shown when there is more
information on another page —
“see page.”
Vehicle Symbol Chart
Here are some additional symbols
that may be found on the vehicle
and what they mean. See the
features in this manual for
information.
u: Air Conditioning System
G: Air Conditioning Refrigerant Oil
9:Airbag Readiness Light
!: Antilock Brake System (ABS)
$:Brake System Warning Light
9:Dispose of Used Components
Properly
P: Do Not Apply High Pressure
Water
B: Engine Coolant Temperature
_: Flame/Fire Prohibited
H:Flammable
[:Forward Collision Alert

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
6 Introduction
1.Air Vents 0159.
2. Turn Signal Lever. See Turn
and Lane-Change Signals
0 149.
3. Instrument Cluster (Base and
Midlevel) 0108 or
Instrument Cluster (Uplevel)
0 112.
4. Windshield Wiper/Washer
0100.
Rear Window Wiper/Washer
0 101.
5. ENGINE START/STOP Button. See Ignition Positions 0178.
6. Light Sensor. See Automatic
Headlamp System 0148.
7. Infotainment 0154.
8. Glove Box Button. See Glove
Box 091.
Traction Control/Electronic
Stability Control 0194.
9. Heated and Ventilated Front
Seats 047 (If Equipped).
10. Dual Automatic Climate Control
System 0155. 11. USB Ports (If Equipped). See
the infotainment manual.
12. Wireless Charging 0104 (If
Equipped).
13. Shift Lever. See Automatic
Transmission 0187 (If
Equipped).
14. All-Wheel Drive 0191 (If
Equipped).
Driver Mode Control 0196 (If
Equipped).
Park Assist Button. See
Assistance Systems for
Parking or Backing 0210 (If
Equipped).
Lane Keep Assist (LKA) 0223
(If Equipped).
15. Hazard Warning Flashers
0149.
Stop/Start Disable Switch. See
Stop/Start System 0181.
16. Steering Wheel Controls 099
(If Equipped). Driver Information Center (DIC)
Buttons. See
Driver Information
Center (DIC) (Base and
Midlevel) 0129 or
Driver Information Center (DIC)
(Uplevel) 0133.
17. Horn 0100.
18. Steering Wheel Adjustment
099 (Out of View).
19. Cruise Control 0198.
Adaptive Cruise Control 0200
(If Equipped).
Forward Collision Alert (FCA)
System 0215 (If Equipped).
Heated Steering Wheel 099 (If
Equipped).
20. Hood Release. See Hood
0 246.
21. Electric Parking Brake 0192.
22. Exterior Lamp Controls 0145.
Instrument Panel Illumination
Control 0150.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Keys, Doors, and Windows 9
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE)
System08.
With Remote Start and Power
Liftgate
Q:Press to lock all doors. The turn
signal indicators may flash and/or
the horn may sound on the second
press to indicate locking. See
Vehicle Personalization 0137. If the
driver door is open when
Qis
pressed, and Open Door
Anti-Lockout is enabled, all doors
will lock and then the driver door will immediately unlock. See
Vehicle
Personalization 0137. If a
passenger door is open when
Qis
pressed, all doors lock.
Pressing
Qmay also arm the
theft-deterrent system. See Vehicle
Alarm System 028.
K:Press to unlock the driver door.
Press unlock again within
five seconds to unlock all doors.
The RKE transmitter can be
programmed to unlock all doors on
the first button press. See Vehicle
Personalization 0137. The turn
signal indicators may flash to
indicate unlocking has occurred.
See Vehicle Personalization 0137.
Pressing
Kmay also disarm the
theft-deterrent system. See Vehicle
Alarm System 028.
If equipped with remote windows,
press and hold
Kto remotely open
the windows, if enabled. See
Vehicle Personalization 0137.
b:If equipped, press twice quickly
to open or close the liftgate. Press
again to stop the power liftgate.
7: Press and release one time to
initiate vehicle locator. The exterior
lamps flash and the horn chirps
three times. Press and hold
7for at
least three seconds to sound the
panic alarm. The horn sounds and
the turn signals flash for
30 seconds, or until
7is pressed
again or the vehicle is started.
/: If equipped, first press and
release
Qthen immediately press
and hold
/for at least four seconds
to start the engine from outside the
vehicle using the RKE transmitter.
See Remote Vehicle Start 015.
Keyless Access Operation
The Keyless Access system allows
the doors to be locked and unlocked
and the liftgate to be accessed
without removing the RKE
transmitter from a pocket, purse,
briefcase, etc. The RKE transmitter
should be within 1 m (3 ft) of the
liftgate or door being opened. There
will be buttons on the outside door
handles.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
12 Keys, Doors, and Windows
Programming Transmitters to
the Vehicle
Only RKE transmitters programmed
to the vehicle will work. If a
transmitter is lost or stolen, a
replacement can be purchased and
programmed through your dealer.
The vehicle can be reprogrammed
so that lost or stolen transmitters no
longer work. Each vehicle can have
up to eight transmitters matched
to it.
Programming with Recognized
Transmitters
A new transmitter can be
programmed to the vehicle when
there are two recognized
transmitters.
To program, the vehicle must be off
and all of the transmitters, both
currently recognized and new, must
be with you.1. Remove the key lock cylinder cap on the driver door handle.
See Door Locks 017. Place
the two recognized transmitters
in the cupholder. 2. Insert the vehicle key of the
transmitter into the key lock
cylinder on the driver door
handle and turn the key,
counterclockwise, to the unlock
position five times within
10 seconds.
The DIC displays READY FOR
REMOTE #3, 4, 5, ETC.
3. Place the new transmitter intothe front cupholder.
4. Press ENGINE START/STOP. When the transmitter is
learned, the DIC display will
show that it is ready to program
the next transmitter. 5. Remove the transmitter from
the front cupholder and press
the transmitter
KorQbutton.
To program additional
transmitters, repeat Steps 3–5.
When all additional transmitters
are programmed, press and
hold ENGINE START/STOP for
12 seconds to exit
programming mode.
6. Put the key back into the transmitter.
7. Replace the key lock cylinder cap. See Door Locks 017.
Programming without Recognized
Transmitters
If two currently recognized
transmitters are not available, follow
this procedure to program up to
eight transmitters. This feature is
not available in Canada. This
procedure will take approximately
30 minutes to complete. The vehicle
must be off and all of the
transmitters you wish to program
must be with you.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Keys, Doors, and Windows 13
1. Remove the key lock cylindercap on the driver door handle.
See Door Locks 017. Insert
the vehicle key of the
transmitter into the key lock
cylinder on the driver door
handle and turn the key,
counterclockwise, to the unlock
position five times within
10 seconds.
The DIC displays REMOTE
LEARN PENDING,
PLEASE WAIT.
2. Wait for 10 minutes until the DIC displays PRESS ENGINE
START BUTTON TO LEARN
and then press ENGINE
START/STOP.
The DIC will again display
REMOTE LEARN PENDING,
PLEASE WAIT.
3. Repeat Step 2 two additional times. After the third time all
previously known transmitters
will no longer work with the
vehicle. Remaining transmitters
can be relearned during the
next steps. The DIC should now display
READY FOR REMOTE # 1.
4. Place the new transmitter into
the front cupholder.
5. Press ENGINE START/STOP. When the transmitter is
learned, the DIC display will
show that it is ready to program
the next transmitter.
6. Remove the transmitter from the front cupholder and press
the transmitter
KorQbutton.
To program additional
transmitters, repeat Steps 4–6. When all additional transmitters
are programmed, press and
hold ENGINE START/STOP for
12 seconds to exit
programming mode.
7. Put the key back into the transmitter.
8. Replace the key lock cylinder cap. See Door Locks 017.
Starting the Vehicle with a Low
Transmitter Battery
When the vehicle is started, if the
transmitter battery is weak, the DIC
may display NO REMOTE
DETECTED or NO REMOTE KEY
WAS DETECTED PLACE KEY IN
TRANSMITTER POCKET THEN
START YOUR VEHICLE. The DIC
may then display REPLACE
BATTERY IN REMOTE KEY.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
14 Keys, Doors, and Windows
To start the vehicle:
1. Place the transmitter in thefront cupholder.
2. With the vehicle in P (Park) or N (Neutral), press the brake
pedal and ENGINE
START/STOP.
Replace the transmitter battery
as soon as possible.
Battery Replacement
{Warning
Never allow children to play with
the RKE transmitter. The
transmitter contains a small
battery, which can be a choking
hazard. If swallowed, internal
burns can occur, resulting in
severe injury or death. Seek
medical attention immediately if a
battery is swallowed.
{Warning
To avoid personal injury, do not
touch metal surfaces on the RKE
transmitter when it has been
exposed to extreme heat. These
surfaces can be hot to the touch
at temperatures above 59 °C
(138 °F).
Caution
When replacing the battery, do
not touch any of the circuitry on
the transmitter. Static from your
body could damage the
transmitter.
Caution
Always replace the battery with
the correct type. Replacing the
battery with an incorrect type
could potentially create a risk of
battery explosion. Dispose of
used batteries according to
instructions and local laws. Do
not attempt to burn, crush, or cut
the used battery, and avoid
exposing the battery to
environments with extremely low
air pressures or high
temperatures.
Replace the battery if the DIC
displays REPLACE BATTERY IN
REMOTE KEY.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Keys, Doors, and Windows 15
The battery is not rechargeable. To
replace the battery:
1. Press the button on the side ofthe RKE transmitter and pull
the key out. Never pull the key
out without pressing the button.
2. Separate the two halves of the transmitter using a flat tool
inserted into the area near the
key slot.
3. Remove the battery by pushingon the battery and sliding it
toward the bottom of the
transmitter. Do not use a metal
object.
4. Insert the new battery, positive side facing the back cover.
Push the battery down until it is
held in place. Replace with a
CR2032 or equivalent battery.
5. Snap the battery cover back on to the transmitter.
6. Reinsert the key.
Remote Vehicle Start
If equipped, this feature allows the
engine to be started from outside of
the vehicle.
/: This button will be on the RKE
transmitter if the vehicle has remote
start.
The climate control system will use
the previous settings during a
remote start. The rear defog may
come on during a remote start
based on cold ambient conditions.
The rear fog indicator light does not
come on during a remote start.
If the vehicle has auto heated or
ventilated seats, they may come on
during a remote start. See Heated
and Ventilated Front Seats 047.
If equipped with a remote start
heated steering wheel, it may come
on during a remote start when it is
cold outside, if enabled. See Heated
Steering Wheel 099 and
Vehicle Personalization 0137.
Laws in some local communities
may restrict the use of remote
starters. For example, some laws

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
16 Keys, Doors, and Windows
may require a person using remote
start to have the vehicle in view.
Check local regulations for any
requirements.
Do not use the remote start feature
if the vehicle is low on fuel. The
vehicle could run out of fuel.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE)
System08.
Starting the Engine Using Remote
Start
1. Press and release
Qon the
RKE transmitter.
2. Immediately press and hold
/
for at least four seconds or until
the turn signal lamps flash. The
turn signal lamps flashing
confirms the request to remote
start the vehicle has been
received.
During the remote start the
doors will be locked and the
parking lamps will remain on as
long as the engine is running. The engine will shut off after
15 minutes unless a time
extension is done or the
vehicle is started.
3. With the RKE transmitter in the vehicle, press the brake pedal
and start the vehicle to drive.
Extending Engine Run Time
The engine run time can also be
extended by another 15 minutes,
if during the first 15 minutes
Steps 1 and 2 are repeated while
the engine is still running. An
extension can be requested
30 seconds after starting. This
provides a total of 30 minutes.
The remote start can only be
extended once.
When the remote start is extended,
the second 15-minute period is
added on to the first 15 minutes for
a total of 30 minutes.
A maximum of two remote starts,
or a remote start with an extension,
are allowed between ignition cycles. The vehicle must be started
normally before the remote start
procedure can be used again.
Canceling a Remote Start
To cancel a remote start, do any of
the following:
.
Press and hold
/until the
parking lamps turn off.
. Turn on the hazard warning
flashers.
. Turn the vehicle on and then off.
Conditions in Which Remote Start
Will Not Work
The remote start will not operate if
any of the following occur:
. An RKE transmitter is in the
vehicle.
. The hood is not closed.
. The ignition is in any mode other
than off.
. The hazard warning flashers
are on.
. There is an emission control
system malfunction.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Keys, Doors, and Windows 17
.The engine coolant temperature
is too high.
. The oil pressure is low.
. Two remote vehicle starts or a
start with an extension have
already been used.
. The vehicle is not in P (Park).
Door Locks
{Warning
Unlocked doors can be
dangerous.
. Passengers, especially
children, can easily open
the doors and fall out of a
moving vehicle. The doors
can be unlocked and
opened while the vehicle is
moving. The chance of
being thrown out of the
vehicle in a crash is
increased if the doors are
not locked. So, all
passengers should wear
(Continued)
Warning (Continued)
seat belts properly and the
doors should be locked
whenever the vehicle is
driven.
. Young children who get into
unlocked vehicles may be
unable to get out. A child
can be overcome by
extreme heat and can suffer
permanent injuries or even
death from heat stroke.
Always lock the vehicle
whenever leaving it.
. Outsiders can easily enter
through an unlocked door
when you slow down or stop
the vehicle. Locking the
doors can help prevent this
from happening.
To lock or unlock the doors from the
outside:
. Press
QorKon the Remote
Keyless Entry (RKE) transmitter.
See Remote Keyless Entry
(RKE) System Operation 08. .
In the case of a dead battery,
use the key in the driver door.
The key lock cylinder is covered
with a cap.
To lock or unlock the doors from the
inside:
. Press
QorKon the power door
lock switch.
. Push down on a door lock knob
to lock a door.
. Pull the door handle once to
unlock the door. Pull the handle
again to unlatch it.
Keyless Access

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13557845) - 2020 - CRC - 3/24/20
Keys, Doors, and Windows 21
or by using the Remote
Keyless Entry (RKE)
transmitter.
2. Open the door from the outside.
When the safety lock is enabled,
adults and older children will not be
able to open the rear door from the
inside. Cancel the safety locks to
enable the doors to open from the
inside.
To cancel the safety lock: 1. Unlock the door and open it from the outside.
2. Move the lever up to unlock. Do the same for the other door.Doors
Liftgate
{Warning
Exhaust gases can enter the
vehicle if it is driven with the
liftgate or trunk/hatch open,
or with any objects that pass
through the seal between the
body and the trunk/hatch or
liftgate. Engine exhaust contains
carbon monoxide (CO) which
cannot be seen or smelled. It can
cause unconsciousness and even
death.
If the vehicle must be driven with
the liftgate or trunk/hatch open:
. Close all of the windows.
. Fully open the air outlets on
or under the instrument
panel.
(Continued)
Warning (Continued)
.Adjust the climate control
system to a setting that
brings in only outside air
and set the fan speed to the
highest setting. See
“Climate Control Systems”
in the Index.
. If the vehicle is equipped
with a power liftgate, disable
the power liftgate function.
See Engine Exhaust 0186.
Caution
To avoid damage to the liftgate or
liftgate glass, make sure the area
above and behind the liftgate is
clear before opening it.