2022 CHEVROLET BLAZER cooling

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
342 Service and Maintenance
Footnotes—Maintenance Schedule
Additional Required Services - Normal
(1) Or every four years, whichever comes
first. If driving in dusty conditions, inspect
the filter at each oil change or more often
as needed. See Engine Air Cleaner/Filter
0 270.
(2) Or every two years, whichever comes
first. More frequent passenger compartment
air filter replacement may be needed if
driving in areas with heavy traffic, poor air
quality, high dust levels, or environmental
allergens. Passenger compartment air filter
replacement may also be needed if there is
reduced airflow, window fogging, or odors.
Your GM dealer can help determine when to
replace the filter.
(3) Do not directly power wash the transfer
case and/or front/rear axle output seals.
High pressure water can overcome the seals
and contaminate the transfer case fluid.
Contaminated fluid will decrease the life of
the transfer case and/or axles and should be
replaced.
(4) Or every five years, whichever comes
first. See Cooling System 0271. (5)
Or every 10 years, whichever comes first.
Inspect for fraying, excessive cracking,
or damage; replace, if needed.
(6) Replace brake fluid every five years. See
Brake Fluid 0277.
(7) Or every 12 months, whichever comes
first. See Wiper Blade Replacement 0279.
(8) Or every 10 years, whichever comes first.
See Gas Strut(s) 0280.
(9) Replace air conditioning desiccant every
seven years.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
Service and Maintenance 343
Maintenance Schedule Additional
Required Services - Severe12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi 60 000 km/37,500 mi
72 000 km/45,000 mi84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi 120 000 km/75,000 mi 132 000 km/82,500 mi
144 000 km/90,000 mi 156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi 204 000 km/127,500 mi 216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Rotate tires and perform Required Services. Check engine oil
level and oil life percentage. Change engine oil and filter,
if needed.
Check engine air filter life percentage and status. Change
engine air filter, if needed. (1)
@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace passenger compartment air filter. (2)@ @@@@@
Change automatic transmission fluid.@ @@
Replace spark plugs. (2.0L engine only.) Inspect spark plug
wires and/or boots.@ @
Replace spark plugs. (except 2.0L engine.) Inspect spark plug
wires and/or boots.@
Change rear axle fluid, if equipped with AWD. (3)@ @
Drain and fill engine cooling system. (4)@
Visually inspect accessory drive belts. (5)@
Replace brake fluid. (6)
Replace front and rear wiper blades. (7)
@ @ @ @ @ @ @ @ @ @
Replace hood and/or body lift support gas struts. (8)@@
Replace air conditioning desiccant. (9)

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
344 Service and Maintenance
Footnotes—Maintenance Schedule
Additional Required Services - Severe
(1) Or every four years, whichever comes
first. If driving in dusty conditions, inspect
the filter at each oil change or more often
as needed. See Engine Air Cleaner/Filter
0 270.
(2) Or every two years, whichever comes
first. More frequent passenger compartment
air filter replacement may be needed if
driving in areas with heavy traffic, poor air
quality, high dust levels, or environmental
allergens. Passenger compartment air filter
replacement may also be needed if there is
reduced airflow, window fogging, or odors.
Your GM dealer can help determine when to
replace the filter.
(3) Do not directly power wash the transfer
case and/or front/rear axle output seals.
High pressure water can overcome the seals
and contaminate the transfer case fluid.
Contaminated fluid will decrease the life of
the transfer case and/or axles and should be
replaced.
(4) Or every five years, whichever comes
first. See Cooling System 0271. (5)
Or every 10 years, whichever comes first.
Inspect for fraying, excessive cracking,
or damage; replace, if needed.
(6) Replace brake fluid every five years. See
Brake Fluid 0277.
(7) Or every 12 months, whichever comes
first. See Wiper Blade Replacement 0279.
(8) Or every 10 years, whichever comes first.
See Gas Strut(s) 0280.
(9) Replace air conditioning desiccant every
seven years.
Special Application Services
.Severe Commercial Use Vehicles Only:
Lubricate chassis components every oil
change.
.Have underbody flushing service
performed. See "Underbody Maintenance"
in Exterior Care 0329.
Additional Maintenance
and Care
Your vehicle is an important investment and
caring for it properly may help to avoid
future costly repairs. To maintain vehicle
performance, additional maintenance
services may be required.
It is recommended that your dealer perform
these services —their trained dealer
technicians know your vehicle best. Your
dealer can also perform a thorough
assessment with a multi-point inspection to
recommend when your vehicle may need
attention.
The following list is intended to explain the
services and conditions to look for that may
indicate services are required.
Battery
The 12-volt battery supplies power to start
the engine and operate any additional
electrical accessories.
.To avoid break-down or failure to start
the vehicle, maintain a battery with full
cranking power.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
Service and Maintenance 347
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Fluids and lubricants identified below by name or specification, including fluids or lubricants not listed here, can be obtained from your dealer.Usage Fluid/Lubricant
Automatic Transmission DEXRON-VI Automatic Transmission Fluid. Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling
System 0271.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco
dexos1 full synthetic is recommended. See Engine Oil0266.
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl Lubriplate Lubricant Aerosol or lubricant meeting requirements of NLGI #2, Category LB
or GC-LB.
Hydraulic Brake System DOT 4 Hydraulic Brake Fluid.
Key Lock Cylinders, Hood and Door Hinges Multi-Purpose Lubricant, Superlube. See your dealer. Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
352 Technical Data
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and Lubricants0347 for more
information.
Application Capacities
Metric English
Air Conditioning Refrigerant For the air conditioning system refrigerant type and charge amount, see the refrigerant label under the hood. See yourdealer for more information.
Engine Cooling System*
I2.0L L4 Engine 9.0 L 9.5 qt
I3.6L V6 Engine 10.5 L 11.1 qt
Engine Oil with Filter I2.0L L4 Engine 5.0 L 5.3 qt
I3.6L V6 Engine 5.7 L 6.0 qt

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
Technical Data 353
ApplicationCapacities
Metric English
Fuel Tank
IFWD 73.4 L
19.4 gal
IAWD 82.1 L
21.7 gal
Transfer Case Fluid 1.0 L1.0 qt
Wheel Nut Torque 190Y 140 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck fluid level
after filling.
*Engine cooling system capacity values are based on the entire cooling system and its components.
Engine Specifications
Engine VIN CodeTransmission Spark Plug Gap
2.0L L4 Engine (LSY) 4Automatic0.65–0.75 mm (0.026–0.030 in)
3.6L V6 Engine (LGX) SAutomatic 0.80–0.90 mm (0.031–0.035 in)
Spark plug gaps are preset by the manufacturer. Re-gapping the spark plug is not recommended and can damage the spark plug.

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
376 Index
CheckEngine Light (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Child Restraints Infants and Young Children . . . . . . . . . . . . . 63
Lower Anchors and Tethers forChildren . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Older Children . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74, 75
Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Circuit Breakers . . . . . . . . . . . . . . . . . . . . . . . . . . 284
Cleaning
Exterior Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 329
Interior Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 333
Climate Control Systems Dual Automatic . . . . . . . . . . . . . . . . . . . . . . . . 186
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Cluster, Instrument . . . . . . . . . . . . . . . . . . . 93, 96
Collision Damage Repair . . . . . . . . . . . . . . . . . 361
Compact Spare Tire . . . . . . . . . . . . . . . . . . . . . . 322
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Compass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Compressor Kit, Tire Sealant . . . . . . . . . . . . . . 312
Connected Services Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . 371
Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 373
Navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 371 Connections
Connected Services . . . . . . . . . . . . . . . . . . . . . 371
Control Traction and Electronic Stability . . . . . . . . 217
Control of a Vehicle . . . . . . . . . . . . . . . . . . . . . 193
Controls Steering Wheel . . . . . . . . . . . . . . . . . . . . . . . . 133
Convex Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Coolant Engine Temperature Gauge . . . . . . . . . . . . . 99
Engine Temperature Warning Light . . . . 108
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Courtesy Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . .128
Courtesy Transportation Program . . . . . . . . 360
Coverage Explanations . . . . . . . . . . . . . . . . . . . . 155
Cruise Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 220 Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Cruise Control, Adaptive . . . . . . . . . . . . . . . . . . 221
Customer Assistance . . . . . . . . . . . . . . . . . . . . . 357 Offices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357
Text Telephone (TTY) Users . . . . . . . . . . . . 357
Customer Information Publications Ordering Information . . . . . 362
Customer Satisfaction Procedure . . . . . . . . . 355
Cybersecurity . . . . . . . . . . . . . . . . . . . . . . . . . . . . 364D
Damage Repair, Collision . . . . . . . . . . . . . . . . . 361
Danger, Warning, and Caution . . . . . . . . . . . . . .2
Data Collection Infotainment System . . . . . . . . . . . . . . . . . . 365
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365
Data Recorders, Event . . . . . . . . . . . . . . . . . . . 365
Database Coverage Explanations . . . . . . . . . . 155
Daytime Running Lamps (DRL) . . . . . . . . . . . 126
Defensive Driving . . . . . . . . . . . . . . . . . . . . . . . . 193
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Destination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Diagnostics Connected Services . . . . . . . . . . . . . . . . . . . . 373
Distracted Driving . . . . . . . . . . . . . . . . . . . . . . . . 192
Dome Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . 16
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Power Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Drive Belt Routing, Engine . . . . . . . . . . . . . . . 354
Drive Systems All-Wheel Drive . . . . . . . . . . . . . . . . . . . . 214, 278
Driver Teen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172, 175
Driver Assistance Systems . . . . . . . . . . . . . . . 229
Driver Information Center (DIC) . . . . . . . 111, 114

Chevrolet Blazer Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
15165663) - 2022 - CRC - 4/27/21
Index 377
Driver Mode Control . . . . . . . . . . . . . . . . . . . . . 219
Driver Mode Control Light . . . . . . . . . . . . . . . 108
DrivingAssistance Systems . . . . . . . . . . . . . . . . . . . . 236
Better Fuel Economy . . . . . . . . . . . . . . . . . . . 192
Characteristics and Towing Tips . . . . . . . . 247
Defensive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Hill and Mountain Roads . . . . . . . . . . . . . . 199
If the Vehicle is Stuck . . . . . . . . . . . . . . . . . 201
Impaired . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Loss of Control . . . . . . . . . . . . . . . . . . . . . . . . 195
Off-Road . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Off-Road Recovery . . . . . . . . . . . . . . . . . . . . . 195
Vehicle Load Limits . . . . . . . . . . . . . . . . . . . . 201
Wet Roads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Winter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Dual Automatic Climate Control System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
E
Electric Brake Boost . . . . . . . . . . . . . . . . . . . . . . . 215
Electric Parking Brake . . . . . . . . . . . . . . . . . . . . . 215
Electric Parking Brake Light . . . . . . . . . . . . . . 105
Electrical Equipment, Add-On . . . . . . . . . . . . 257
Electrical SystemEngine Compartment Fuse Block . . . . . . . 285
Fuses and Circuit Breakers . . . . . . . . . . . . . 284
Instrument Panel Fuse Block . . . . . . . . . . . 288 Electrical System (cont'd)
Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282
Rear Compartment Fuse Block . . . . . . . . . 290
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 367
Engine Air Cleaner/Filter . . . . . . . . . . . . . . . . . . . . . . 270
Check Light (Malfunction Indicator) . . . . 103
Compartment Overview . . . . . . . . . . . . . . . . 263
Coolant Temperature Gauge . . . . . . . . . . . . 99
Coolant Temperature WarningLight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . . 271
Drive Belt Routing . . . . . . . . . . . . . . . . . . . . . 354
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Oil Life System . . . . . . . . . . . . . . . . . . . . . . . . 268
Oil Pressure Light . . . . . . . . . . . . . . . . . . . . . . 109
Overheating . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Power Messages . . . . . . . . . . . . . . . . . . . . . . . . 116
Running While Parked . . . . . . . . . . . . . . . . . . 211
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Engine Air Filter Life System . . . . . . . . . . . . . 269
Engine Oil Temperature Gauge . . . . . . . . . . . . . . . . . . . . . 99
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Equipment, Towing . . . . . . . . . . . . . . . . . . . . . . 254
Event Data Recorders . . . . . . . . . . . . . . . . . . . . 365 Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Extended Parking . . . . . . . . . . . . . . . . . . . . . . . . . 211
Extender, Seat Belt . . . . . . . . . . . . . . . . . . . . . . . 50
Exterior Lamp Controls . . . . . . . . . . . . . . . . . . . .124
Exterior Lamps Off Reminder . . . . . . . . . . . . . 125
Exterior Lighting Battery Saver . . . . . . . . . . 130
F
Filter,
Engine Air Cleaner . . . . . . . . . . . . . . . . . . . . . 270
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Flashers, Hazard Warning . . . . . . . . . . . . . . . . . 127
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336
Fluid Automatic Transmission . . . . . . . . . . . . . . . 269
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Forward Collision Alert (FCA) System . . . . 236
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 363
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Front Seats
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Heated and Ventilated . . . . . . . . . . . . . . . . . . 41