2021 CHEVROLET COLORADO automatic transmission fluid

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14430421) - 2021 - CRC - 2/10/20
Service and Maintenance 317
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.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace passenger compartment air filter. (1)@ @@@@@
Replace engine air cleaner filter. (2)@ @@
Inspect evaporative control system. (3)@@@
Replace spark plugs. Inspect spark plug wires and/or boots.@
Change automatic transmission fluid and filter.@@@
Change transfer case fluid, if equipped with 4WD. (4)@@@
Drain and fill engine cooling system. (5)@
Visually inspect accessory drive belts. (6)@
Replace brake fluid. (7)
Replace windshield wiper blades. (8)
@ @ @ @ @ @ @ @ @ @
Replace hood gas struts and tailgate dampener. (9)@ @
Replace air conditioning desiccant. (10)
Footnotes—Maintenance Schedule
Additional Required Services - Severe
(1) 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.
(2)
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
0 246.

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14430421) - 2021 - CRC - 2/10/20
Service and Maintenance 321
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine, see the recommended fluids and
lubricants section in the Duramax diesel supplement.
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 (6 Speed) DEXRON-VI Automatic Transmission Fluid.
Automatic Transmission (8 Speed) DEXRON-HP Automatic Transmission Fluid.
Chassis Lubrication Lubricant meeting requirements of NLGI #2, Category LB or GC-LB.Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL coolant. See Cooling System
0 247.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil0243.
Floor Shift Linkage Lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Front (If Equipped With Four-Wheel Drive) and Rear Axle See your dealer.
Hydraulic Brake DOT 3 Hydraulic Brake Fluid.
Key Lock Cylinders, Hood Hinges, Body Door
Hinge Pins, Tailgate Hinge and Linkage, Tailgate Handle Pivot Points, Hinges, Latch Bolt Linkage, and Fuel Door Hinge Multi-Purpose Lubricant, Superlube. See your dealer.

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14430421) - 2021 - CRC - 2/10/20
322 Service and Maintenance
UsageFluid/Lubricant
Transfer Case (If Equipped With Four-Wheel Drive) DEXRON-VI Automatic Transmission Fluid.
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 94775933 A3195C
Engine Oil Filter
2.5L L4 Engine 12696048 PF64
3.6L V6 Engine 55594651 PF2257G
Passenger Compartment Air Filter 23135671 CF196
Spark Plugs 2.5L L4 Engine 12627160 41-115
3.6L V6 Engine 12646780 41-130

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14430421) - 2021 - CRC - 2/10/20
348 Index
Automatic (cont'd)Transmission Fluid . . . . . . . . . . . . . . . . . . . . . 246
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . . . . . . . . . 193
Shift Lock Control Function Check . . . . . . 256
Auxiliary Jack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Avoiding Untrusted Media Devices . . . . . . . . 118
Axle Locking Front . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Axle, Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
Axle, Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
B
Battery Exterior Lighting Battery Saver . . . . . . . . 107
Load Management . . . . . . . . . . . . . . . . . . . . . 106
Power Protection . . . . . . . . . . . . . . . . . . . . . . 106
Battery - North America . . . . . . . . . . . . 254, 296
Blade Replacement, Wiper . . . . . . . . . . . . . . . 257
Blind Spot Mirrors . . . . . . . . . . . . . . . . . . . . . . . . .16
Bluetooth Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 140, 141
Bluetooth Audio . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Brake System Warning Light . . . . . . . . . . . . . . . . . . 87
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Antilock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Assist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202 Brakes (cont'd)
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
Parking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Braking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171 Automatic Emergency (AEB) . . . . . . . . . . . 214
Break-In, New Vehicle . . . . . . . . . . . . . . . . . . . . 184
Buckle To Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Bulb Replacement Halogen Bulbs . . . . . . . . . . . . . . . . . . . . . . . . . 259
Headlamp Aiming . . . . . . . . . . . . . . . . . . . . . . 258
Headlamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258
Headlamps, Front Turn Signal,Sidemarker, and Parking Lamps . . . . . . 259
Taillamps, Stoplamps, and Back-Up Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Buying New Tires . . . . . . . . . . . . . . . . . . . . . . . . 280
C
Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
California
Perchlorate Materials Requirements . . . 237
California Proposition
65 Warning . . . . . . . . . . . . . . . . . . .237, 254, 296, Back Cover
Canadian Vehicle Owners . . . . . . . . . . . . . . . . . . .2
Capacities and Specifications . . . . . . . . . . . . . 325
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . . . . . . . . . . 190 Carbon Monoxide (cont'd)
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Caution, Danger, and Warning . . . . . . . . . . . . . .2
Center Console Storage . . . . . . . . . . . . . . . . . . . .73
Chains, Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283
Charging Wireless . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Charging System Light . . . . . . . . . . . . . . . . . . . . 86
Check Engine Light (Malfunction Indicator) . . . . 86
Ignition Transmission Lock . . . . . . . . . . . . . 256
Child Restraints Infants and Young Children . . . . . . . . . . . . . 45
Lower Anchors and Tethers forChildren . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Older Children . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64, 69
Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Circuit Breakers . . . . . . . . . . . . . . . . . . . . . . . . . . 261
Cleaning Exterior Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 303
Interior Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 307
Climate Control Systems . . . . . . . . . . . . . . . . . 163 Air Conditioning . . . . . . . . . . . . . . . . . . . . . . . 163
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14430421) - 2021 - CRC - 2/10/20
350 Index
Electrical SystemEngine Compartment Fuse Block . . . . . . . 262
Fuses and Circuit Breakers . . . . . . . . . . . . . 261
Instrument Panel Fuse Block . . . . . . . . . . . 266
Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
Engine Air Cleaner/Filter . . . . . . . . . . . . . . . . . . . . . . 246
Check Light (Malfunction Indicator) . . . . . 86
Compartment Overview . . . . . . . . . . . . . . . . 240
Coolant Temperature Gauge . . . . . . . . . . . . 84
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . 247
Drive Belt Routing . . . . . . . . . . . . . . . . . . . . . 327
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
Oil Life System . . . . . . . . . . . . . . . . . . . . . . . . 245
Oil Pressure Light . . . . . . . . . . . . . . . . . . . . . . . 91
Overheating . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Power Messages . . . . . . . . . . . . . . . . . . . . . . . . 98
Running While Parked . . . . . . . . . . . . . . . . . . 191
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Equipment, Towing . . . . . . . . . . . . . . . . . . . . . . 228
Event Data Recorders . . . . . . . . . . . . . . . . . . . . 338
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Extender, Seat Belt . . . . . . . . . . . . . . . . . . . . . . . .33 Exterior Cargo Lamps . . . . . . . . . . . . . . . . . . . . 104
Exterior Lamp Controls . . . . . . . . . . . . . . . . . . . .101
Exterior Lamps Off Reminder . . . . . . . . . . . . 102
Exterior Lighting Battery Saver . . . . . . . . . . 107
F
Fan
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Filter, Engine Air Cleaner . . . . . . . . . . . . . . . . . . . . . 246
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Flashers, Hazard Warning . . . . . . . . . . . . . . . . 103
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 309
Fluid Automatic Transmission . . . . . . . . . . . . . . . 246
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
Four-Wheel Drive Transfer Case . . . . . . . . 195
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252
Fog Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Forward Collision Alert (FCA) System . . . . . 213
Four-Wheel Drive . . . . . . . . . . . . . . . . . . . .195, 254
Four-Wheel-Drive Light . . . . . . . . . . . . . . . . . . . . 88
Frequency Statement
Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336
Front Axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255 Front Axle (cont'd)
Locking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Front Fog Lamp Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Heated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Fuel Additives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Economy, Driving for Better . . . . . . . . . . . 170
Filling a Portable Fuel Container . . . . . . . 219
Filling the Tank . . . . . . . . . . . . . . . . . . . . . . . . 218
Foreign Countries . . . . . . . . . . . . . . . . . . . . . . . 217
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Low Fuel Warning Light . . . . . . . . . . . . . . . . 91
Management, Active . . . . . . . . . . . . . . . . . . . 190
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . . . . . 217
Recommended . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Top Tier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Full-Size Spare Tire . . . . . . . . . . . . . . . . . . . . . . . 295
Fuses Engine Compartment Fuse Block . . . . . . . 262
Fuses and Circuit Breakers . . . . . . . . . . . . . 261
Instrument Panel Fuse Block . . . . . . . . . . . 266
G
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14430421) - 2021 - CRC - 2/10/20
356 Index
TaillampsStoplamps and Back-up Lamps . . . . . . . . . 259
Teen Driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Text Telephone (TTY) Users . . . . . . . . . . . . . . 330
Theft-Deterrent Systems . . . . . . . . . . . . . . . . . . . 15 Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
All-Season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
All-Terrain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Buying New Tires . . . . . . . . . . . . . . . . . . . . . . 280
Chains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283
Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285
Compact Spare . . . . . . . . . . . . . . . . . . . . . . . . 294
Designations . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Different Size . . . . . . . . . . . . . . . . . . . . . . . . . . 281
Full-Size Spare . . . . . . . . . . . . . . . . . . . . . . . . . 295
If a Tire Goes Flat . . . . . . . . . . . . . . . . . . . . . 284
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278
Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Pressure Light . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Pressure Monitor Operation . . . . . . . . . . . 275
Pressure Monitor System . . . . . . . . . . . . . . 275
Rotation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278
Sidewall Labeling . . . . . . . . . . . . . . . . . . . . . . 269
Terminology and Definitions . . . . . . . . . . . 272
Uniform Tire Quality Grading . . . . . . . . . . 281
Wheel Alignment and Tire Balance . . . . 283 Tires (cont'd)
Wheel Replacement . . . . . . . . . . . . . . . . . . . . 283
When It Is Time for New Tires . . . . . . . . . 279
Winter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Top Tier Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Tow/Haul Mode . . . . . . . . . . . . . . . . . . . . . . . . . 195
Tow/Haul Mode Light . . . . . . . . . . . . . . . . . . . . 89
Towing Driving Characteristics . . . . . . . . . . . . . . . . . 219
Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
General Information . . . . . . . . . . . . . . . . . . . 219
Recreational Vehicle . . . . . . . . . . . . . . . . . . . 299
Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
Trailer Sway Control (TSC) . . . . . . . . . . . . . 233
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Traction
Control System (TCS)/StabiliTrakLight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Limited-Slip Differential . . . . . . . . . . . . . . . . 206
Off Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Traction Control/Electronic Stability
Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Trademarks and License Agreements . . . . . .154
Trailer Sway Control (TSC) . . . . . . . . . . . . . . . . . . . . 233
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
Transfer Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195 Transmission
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Fluid, Automatic . . . . . . . . . . . . . . . . . . . . . . . 246
Transportation Program, Courtesy . . . . . . . 333
Trip Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Truck-Camper Loading Information . . . . . . . 184
Turn and Lane-Change Signals . . . . . . . . . . . 103
U
Underseat Storage . . . . . . . . . . . . . . . . . . . . . . . . .73
Uniform Tire Quality Grading . . . . . . . . . . . . .281
Updates Map Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
USB Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Using the Navigation System . . . . . . . . . . . . . 123
Using the System . . . . . . . . . . . . . . . . . . . . . . . . . 112
Using This Manual . . . . . . . . . . . . . . . . . . . . . . . . . .2
V
Vehicle Alarm System . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Canadian Owners . . . . . . . . . . . . . . . . . . . . . . . . 2
Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Identification Number (VIN) . . . . . . . . . . . . 325
Load Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Personalization . . . . . . . . . . . . . . . . . . . . . . . . . 98
Remote Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11