automatic transmission fluid CHEVROLET EXPRESS 2020 Get To Know Guide

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13882570) - 2020 - CRC - 11/1/19
Service and Maintenance 309
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 mi
84 000 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.
Lubricate the steering linkage.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Inspect evaporative control system. (1)@ @@
Replace engine air cleaner filter. (2)@@@
Change automatic transmission fluid and filter.@@@
Replace spark plugs. Inspect spark plug wires
and/or boots.@
Drain and fill engine cooling system. (3)@
Visually inspect accessory drive belts. (4)@
Replace brake fluid. (5)
Replace windshield wiper blades. (6)
@ @ @ @ @ @ @ @ @ @
Replace air conditioning desiccant. (7)
Footnotes—Maintenance
Schedule Additional Required
Services - Severe
(1) Visually check all fuel and vapor
lines and hoses for proper
attachment, connection, routing, and
condition. (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 0229. (3)
Or every five years, whichever
comes first. See Cooling System
0 230.
(4) Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13882570) - 2020 - CRC - 11/1/19
Service and Maintenance 313
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
maintenance schedule section in the Duramax diesel supplement.
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.Usage Fluid/Lubricant
Automatic Transmission (6-Speed Transmission) DEXRON-VI Automatic Transmission Fluid.
Automatic Transmission (8-Speed Transmission) DEXRON-HP Automatic Transmission Fluid.
Chassis Lubrication, Parking Brake Cable Guides Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or
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. SeeCooling System 0230.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil
0 222.
Front Wheel Bearings Wheel bearing lubricant meeting requirements of NLGI #2, Category GC or GC-LB (GM Part No. 1051344, in Canada 993037).
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19353127).

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13882570) - 2020 - CRC - 11/1/19
Technical Data 319
ApplicationCapacities
Metric English
Cutaway (Standard Tank) 124.9 L 33.0 gal
Passenger and Cargo 117.3 L 31.0 gal
* 4 039 mm (159 in) wheelbase or 4 496 mm (177 in) wheelbase only
Wheel Nut Torque 190 Y140 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 Specifications
Engine VIN CodeTransmission Spark Plug Gap
4.3L V6 (LV1) PAutomatic 0.95–1.10 mm (0.037–
0.043 in)
6.0L V8 (L96) GAutomatic 0.95–1.10 mm (0.037–
0.043 in)
6.0L V8 (LC8) (Capable of
Being Upfit for Gaseous Fuel) B
Automatic 0.95–1.10 mm (0.037–
0.043 in)
Spark plug gaps are preset by the manufacturer. Re-gapping the spark plug is not recommended and can damage
the spark plug.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13882570) - 2020 - CRC - 11/1/19
Index 345
Automatic (cont'd)Headlamp System . . . . . . . . . . . . .112
Transmission . . . . . . . . . . . . . . . . . 171
Transmission Fluid . . . . . . 225, 228
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 174
Shift Lock Control FunctionCheck . . . . . . . . . . . . . . . . . . . . . . . 243
Auxiliary Devices . . . . . . . . . . . . . . . . . . . . . . . 131
Avoiding Untrusted Media Devices . . . . . . . . . . . . . . . . . . . . . . . 126
Axle, Rear . . . . . . . . . . . . . . . . . . . . . . 241
B
Battery Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . .116
Load Management . . . . . . . . . . . . .115
Power Protection . . . . . . . . . . . . . .116
Battery - North America . . . . 240, 288
Blade Replacement, Wiper . . . . . 244
Bluetooth Overview . . . . . . . . . . . . . . . . . . . . . 136
Brake System Warning Light . . . . . . . . . . 94
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 238 Antilock . . . . . . . . . . . . . . . . . . . . . . . 176 Brakes (cont'd)
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 177
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Parking . . . . . . . . . . . . . . . . . . . . . . . 177
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 153
Break-In, New Vehicle . . . . . . . . . . 162
Bulb Replacement Center High-MountedStoplamp (CHMSL) . . . . . . . . . 247
Front Turn Signal, Sidemarker, and Parking
Lamps . . . . . . . . . . . . . . . . . . . . . . 245
Halogen Bulbs . . . . . . . . . . . . . . . . 245
Headlamp Aiming . . . . . . . . . . . . . 245
Headlamps . . . . . . . . . . . . . . . . . . . 245
License Plate Lamps . . . . . . . . . 247
Taillamps . . . . . . . . . . . . . . . . . . . . . 246
Buying New Tires . . . . . . . . . . . . . . . 271
C
Calibration . . . . . . . . . . . . . . . . . . . . . . . 81
California Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 216
California Proposition
65 Warning . . . . . . . . . .215, 240, 288,
Back CoverCamera
Rear Vision (RVC) . . . . . . . . . . . . 184
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . . . 318
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 170
Winter Driving . . . . . . . . . . . . . . . . 156
Cargo Tie-Downs . . . . . . . . . . . . . . . . . . . . . . 77
Cargo Door Relocking . . . . . . . . . . . 14
Caution, Danger, and Warning . . . . 2
CD Player . . . . . . . . . . . . . . . . . . . . . . 126
Center High-Mounted
Stoplamp (CHMSL) . . . . . . . . . . . 247
Chains, Tire . . . . . . . . . . . . . . . . . . . . 275
Charging System Light . . . . . . . . . . 92
Check
Engine Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . . . 93
Ignition Transmission Lock . . . 243
Child Restraints Infants and Young Children . . . . . 57
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . . . 62
Older Children . . . . . . . . . . . . . . . . . . 55
Securing . . . . . . . . . . . . . . . . . . . . 70, 72
Systems . . . . . . . . . . . . . . . . . . . . . . . . 59

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13882570) - 2020 - CRC - 11/1/19
Index 347
Driving (cont'd)Loss of Control . . . . . . . . . . . . . . . 154
Off-Road Recovery . . . . . . . . . . . 154
Vehicle Load Limits . . . . . . . . . . . 158
Wet Roads . . . . . . . . . . . . . . . . . . . 155
Winter . . . . . . . . . . . . . . . . . . . . . . . . 156
Dual Tire
Rotation . . . . . . . . . . . . . . . . . . . . . . 270
E
E85 or FlexFuel . . . . . . . . . . . . . . . . 193
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 213
Electrical System Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 249
Floor Console Fuse Block . . . . 253
Fuses and Circuit Breakers . . . 249
Overload . . . . . . . . . . . . . . . . . . . . . 248
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . 336
Engine
Air Cleaner/Filter . . . . . . . . . . . . . 229
Check Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . . . 93
Compartment Overview . . . . . . . 218
Coolant Heater . . . . . . . . . . . . . . . 167
Coolant Temperature Gauge . . . . 89 Engine (cont'd)
Cooling System . . . . . . . . . . . . . . . 230
Drive Belt Routing . . . . . . . . . . . . 320
Exhaust . . . . . . . . . . . . . . . . . . . . . . 170
Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Oil Life System . . . . . . . . . . . . . . . 224
Oil Pressure Gauge . . . . . . . . . . . . 88
Oil Pressure Light . . . . . . . . . . . . . . 97
Overheating . . . . . . . . . . . . . . . . . . 235
Power Messages . . . . . . . . . . . . . 104
Running While Parked . . . . . . . . 171
Starting . . . . . . . . . . . . . . . . . . . . . . . 165
Enhanced Technology Glass . . . . 24
Entry Lighting . . . . . . . . . . . . . . . . . . . 115
Entry/Exit Lighting . . . . . . . . . . . . . . 115
Equipment, Towing . . . . . . . . . . . . . 208
Event Data Recorders . . . . . . . . . . 333
Exit Lighting . . . . . . . . . . . . . . . . . . . . 115
Extender, Seat Belt . . . . . . . . . . . . . . 42
Exterior Lamp Controls . . . . . . . . . 110
Exterior Lamps Off Reminder . . . 111
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . . . 116
F
FanEngine . . . . . . . . . . . . . . . . . . . . . . . . 236
Fast Idle System . . . . . . . . . . . . . . . . 166 Filter,
Engine Air Cleaner . . . . . . . . . . . 229
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 111
Flashers, Hazard Warning . . . . . . 113
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 276 Changing . . . . . . . . . . . . . . . . . . . . . 278
FlexFuel
E85 . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 302
Fluid Automatic
Transmission . . . . . . . . . . . 225, 228
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 239
Power Steering . . . . . . . . . . . . . . . 237
Washer . . . . . . . . . . . . . . . . . . . . . . . 237
Folding Mirrors . . . . . . . . . . . . . . . . . . 22
Forward Collision Alert
(FCA) System . . . . . . . . . . . . . . . . . 186
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 331
Front Seats
Adjustment . . . . . . . . . . . . . . . . . . . . . 27
Front Storage . . . . . . . . . . . . . . . . . . . . 76
Front Turn Signal Bulb Replacement . . . . . . . . . . . . 245
Fuel Additives . . . . . . . . . . . . . . . . . . . . . 192
Economy, Driving for Better . . . 151

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13882570) - 2020 - CRC - 11/1/19
352 Index
SeatsAdjustment, Front . . . . . . . . . . . . . . . 27
Head Restraints . . . . . . . . . . . . . . . . 27
Power Adjustment, Front . . . . . . . 27
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Reclining Seatbacks . . . . . . . . . . . . 28
Securing Child Restraints . . . . 70, 72
Security
Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
OnStar . . . . . . . . . . . . . . . . . . . . . . . 337
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 19
Vehicle Alarm . . . . . . . . . . . . . . . . . . . 19
Service . . . . . . . . . . . . . . . . . . . . . . . . . 149 Accessories andModifications . . . . . . . . . . . . . . . . 216
Climate Control System . . . . . . . 144
Doing Your Own Work . . . . . . . . 216
Maintenance Records . . . . . . . . 316
Maintenance, General
Information . . . . . . . . . . . . . . . . . . 303
Parts Identification . . . . . . . . . . . . 317
Scheduling Appointments . . . . . 327
Services Special Application . . . . . . . . . . . 310
Servicing the Airbag . . . . . . . . . . . . . 53
Shift Lock Control Function
Check, Automatic
Transmission . . . . . . . . . . . . . . . . . . 243 Shifting
Into Park . . . . . . . . . . . . . . . . . . . . . . 169
Out of Park . . . . . . . . . . . . . . . . . . . 170
Side Blind Zone Alert (SBZA) . . . 188
Side Door . . . . . . . . . . . . . . . . . . . . . . . 16
Sidemarker Bulb Replacement . . . . . . . . . . . . 245
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 113
Sliding Door . . . . . . . . . . . . . . . . . . . . . 17
Special Application Services . . . . 310
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . . 318
Speedometer . . . . . . . . . . . . . . . . . . . . 87
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . . . 96
Start Assist, Hill . . . . . . . . . . . . . . . . . 177
Start Vehicle, Remote . . . . . . . . . . . 12
Starter Switch Check . . . . . . . . . . . 242
Starting the Engine . . . . . . . . . . . . . 165
Steering . . . . . . . . . . . . . . . . . . . . . . . . 153 Fluid, Power . . . . . . . . . . . . . . . . . . 237
Wheel Adjustment . . . . . . . . . . . . . . 79
Wheel Controls . . . . . . . . . . . . . . . . . 79
Storage Areas
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Storage Compartments . . . . . . . . . . 76
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 158 Sun Visors . . . . . . . . . . . . . . . . . . . . . . . 25
Swing-out Windows . . . . . . . . . . . . . . 24
Switches
Airbag On-Off . . . . . . . . . . . . . . . . . . . 50
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . 3
System Forward Collision
Alert (FCA) . . . . . . . . . . . . . . . . . . 186
Infotainment . . . . . . . . . . . . . 117, 334
Noise Control . . . . . . . . . . . . . . . . . 241
Systems
Driver Assistance . . . . . . . . . . . . . 182
T
Taillamps . . . . . . . . . . . . . . . . . . . . . . . 246
Text Telephone (TTY) Users . . . . 324
Theft-Deterrent Systems . . . . . . . . . 20Immobilizer . . . . . . . . . . . . . . . . . . . . . 20
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255 All-Season . . . . . . . . . . . . . . . . . . . . 256
Buying New Tires . . . . . . . . . . . . . 271
Chains . . . . . . . . . . . . . . . . . . . . . . . . 275
Changing . . . . . . . . . . . . . . . . . . . . . 278
Designations . . . . . . . . . . . . . . . . . 259
Different Size . . . . . . . . . . . . . . . . . 272
Dual Rotation . . . . . . . . . . . . . . . . . 270
Full-Size Spare . . . . . . . . . . . . . . . 287

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13882570) - 2020 - CRC - 11/1/19
Index 353
Tires (cont'd)If a Tire Goes Flat . . . . . . . . . . . . 276
Inspection . . . . . . . . . . . . . . . . . . . . 268
Pressure . . . . . . . . . . . . . . . . . . . . . . 263
Pressure Light . . . . . . . . . . . . . . . . . . 97
Pressure Monitor Operation . . 265
Pressure Monitor System . . . . . 264
Rotation . . . . . . . . . . . . . . . . . . . . . . 268
Sidewall Labeling . . . . . . . . . . . . . 257
Terminology and Definitions . . 260
Uniform Tire Quality
Grading . . . . . . . . . . . . . . . . . . . . . 273
Wheel Alignment and Tire Balance . . . . . . . . . . . . . . . . . . . . . 274
Wheel Replacement . . . . . . . . . . 275
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 270
Winter . . . . . . . . . . . . . . . . . . . . . . . . 256
Top Tier Fuel . . . . . . . . . . . . . . . . . . . 191
Tow/Haul Mode . . . . . . . . . . . . . . . . . 175
Tow/Haul Mode Light . . . . . . . . . . . . 96
Towing Driving Characteristics . . . . . . . . 196
Equipment . . . . . . . . . . . . . . . . . . . . 208
General Information . . . . . . . . . . 196
Recreational Vehicle . . . . . . . . . . 292
Trailer . . . . . . . . . . . . . . . . . . . . . . . . 201
Trailer Sway Control (TSC) . . . .211 Towing (cont'd)
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 291
Traction Control System(TCS)/StabiliTrak Light . . . . . . . . 97
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . . 178
Trailer Sway Control (TSC) . . . . . . . . . . .211
Tow Mirrors . . . . . . . . . . . . . . . . . . . . . 21
Towing . . . . . . . . . . . . . . . . . . . . . . . . 201
Transmission
Automatic . . . . . . . . . . . . . . . . . . . . . 171
Fluid, Automatic . . . . . . . . . 225, 228
Transportation Program, Courtesy . . . . . . . . . . . . . . . . . . . . . . 327
Trip Odometer . . . . . . . . . . . . . . . . . . . 87
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 113
U
Uniform Tire Quality Grading . . . 273
Using This Manual . . . . . . . . . . . . . . . . 2
V
VehicleAlarm System . . . . . . . . . . . . . . . . . . 19
Canadian Owners . . . . . . . . . . . . . . . 2
Control . . . . . . . . . . . . . . . . . . . . . . . 153 Vehicle (cont'd)
Identification Number (VIN) . . . 317
Load Limits . . . . . . . . . . . . . . . . . . . 158
Messages . . . . . . . . . . . . . . . . . . . . 104
Personalization . . . . . . . . . . . . . . . 105
Remote Start . . . . . . . . . . . . . . . . . . . 12
Security . . . . . . . . . . . . . . . . . . . . . . . . 19
Speed Messages . . . . . . . . . . . . . 104
Towing . . . . . . . . . . . . . . . . . . . . . . . . 291
Vehicle Ahead Indicator . . . . . . . . . 96
Vehicle Care Tire Pressure . . . . . . . . . . . . . . . . . 263
Vehicle Data Recording and Privacy . . . . . . . . . . . . . . . . . . . . . . . . 333
Ventilation, Air . . . . . . . . . . . . . . . . . . 149
Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Voltmeter Gauge . . . . . . . . . . . . . . . . 90
W
Warning Brake System Light . . . . . . . . . . . . . 94
Caution and Danger . . . . . . . . . . . . . 2
Lane Departure (LDW) . . . . . . . 190
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . . 85
Warnings
Hazard Flashers . . . . . . . . . . . . . . .113
Washer Fluid . . . . . . . . . . . . . . . . . . . 237