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Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
Driving and Operating 209
{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 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.
.Before starting the vehicle, unplug the
cord. Keep the cord away from any
moving parts.5. Before starting the engine, be sure to
unplug and store the cord as it was
before to keep it away from moving
engine parts. If you do not, it could be
damaged.
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
Shifting Into Park
1. Hold the brake pedal down and set the parking brake. See Electric Parking Brake
0 215.
2. Move the shift lever into P (Park) by holding in the button on the shift lever
and pushing the shift lever all the way
toward the front of the vehicle.
3. Turn the ignition off.
Leaving the Vehicle with the Engine
Running
{Warning
It can be dangerous to leave the vehicle
with the engine running. It could
overheat and catch fire.
It is dangerous to get out of the vehicle
if the shift lever is not fully in P (Park)
with the parking brake firmly set. The
vehicle can roll.
Do not leave the vehicle when the engine
is running. If you have left the engine
running, the vehicle can move suddenly.
You or others could be injured. To be
sure the vehicle will not move, even (Continued)
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Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
Vehicle Care 289
The vehicle may not be equipped with all of
the fuses, relays, and features shown.Fuses Usage
F1 Body Control Module 6
F2 Diagnostic Link/Central Gateway Module
F3 Electric Steering Column Lock
F4 –
F5 –
F6 Heating, Ventilation, and Air Conditioning
F7 Body Control Module 3
F8 –
F9 Right Front Heated Seat
F10 Airbag/Seatbelt F11 –
F12 Amplifier/Noise Control Module
F13 Body Control Module 7
F14 Left Front Heated Seat F15 –
F16 Sunroof F17 – Fuses Usage
F18 Instrument Cluster
F19 Body Control Module 1
F20 Rear Seat Entertainment F21 Body Control Module 4
F22 Infotainment USB Data/ Aux Jack
F23 Body Control Module 2
F24 USB Charger/Wireless Charging
F25 Park Assist
F26 Communications Integration Module
F27 –
F28 Heating, Ventilation, and Air Conditioning/
Information
Communication System
Display
F29 Radio
F30 Steering Wheel Adjustment Controls
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Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
290 Vehicle Care
FusesUsage
F31 Electric Brake Control Module Electric Brake
Booster
F32 DC AC Inverter
F33 Driver Power Seat
F34 Passenger Power Seat F35 Battery IEC 1 Feed
F36 Electric Power Steering F37 Rear Seat Entertainment/USB
Charge/Wireless
Charging Module/
Auxiliary Power Outlet/
Lighter
F38 Body Control Module 8
F39 – Circuit Breakers/
Minifuse Usage
F40 –
F41 –
F42 Auxiliary Power Outlet (CB)/Lighter (Minifuse)Rear Compartment Fuse Block
The rear compartment fuse block is behind a
trim cover on the driver side of the rear
storage compartment. Remove the trim
cover to access the fuse block or visit your
dealer.
The fuse block label is located on the
central bin.
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Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
292 Vehicle Care
FusesUsage
F24 –
F25 –
F26 Trailer Brake F27 Driver Ventilated Seat/ Lumbar
F28 Passive Entry/Passive Start
F29 –
F30 Canister Vent F31 –
F32 Heated Mirrors
F33 –
F34 Liftgate Module F35 Fuel System Control Module/Fuel Tank Zone
Module
F36 Passenger Ventilated Seat/Lumbar
F37 –
F38 Window Module
F39 Rear Closure Fuses
Usage
F40 Memory Seat Module F41 Automatic Occupancy Sensor
F42 –
F43 –
F44 –
F45 Liftgate Motor
F46 Rear Heated Seats F47 –
F48 –
F49 –
F50 –
F51 –
F52 Rear Drive Control 2/ Semi-active Dampening
System Module
F53 Video
F54 External Object Calculating/Side Blind
Zone Alert
F55 – Fuses
Usage
F56 Universal Remote/Rain Sensor
F57 Alarm Overhead Console/Theft Deterrent
Circuit Breakers Usage CB1 –
CB2 –
CB3 Rear Auxiliary Power Outlet
Relays Usage
K1 –
K2 –