
Black plate (10,1)Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707481) - 2015 - crc - 2/10/15
11-10 Service and Maintenance
Recommended Fluids
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
Engine Oil Use only engine oil meeting the dexos1™ specification of the proper SAE
viscosity grade. Look for the dexos1 approved logo for GM approved
engine oil. See Engine Oil on page 10-7.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL
®Coolant.
See Engine Coolant on page 10-15.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19299818, in Canada 19299819).
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Power Steering System GM Power Steering Fluid (GM Part No. 89021185, in Canada 89021186).
Automatic Transmission DEXRON
®-VI 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.

Black plate (3,1)Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707481) - 2015 - crc - 2/10/15
Technical Data 12-3
ApplicationCapacities
Metric English
Fuel Tank
Cutaway (Optional Tank)* 215.7 L 57.0 gal
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
4.8L V8 FAutomatic 0.95–1.10 mm (0.037–
0.043 in)
6.0L V8 GAutomatic 0.95–1.10 mm (0.037–
0.043 in)
6.0L V8 CNG/LPG BAutomatic 0.95–1.10 mm (0.037–
0.043 in)

Black plate (1,1)Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707481) - 2015 - crc - 2/12/15
INDEX i-1
A
Accessories andModifications . . . . . . . . . . . . . . . . . 10-3
Accessory Power . . . . . . . . . . . . . . 9-19
Add-On Electrical Equipment . . . . . . . . . . . . . . . . . . . 9-54
Additional Information
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-6
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . 11-7
Air Cleaner/Filter, Engine . . . . . 10-13
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 8-7
Airbag System
Check . . . . . . . . . . . . . . . . . . . . . . . . 3-27
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . 3-21
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . 3-21
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . 3-22
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . 3-20
Where Are the Airbags? . . . . . . 3-19 Airbags
Adding Equipment to the
Vehicle . . . . . . . . . . . . . . . . . . . . . . 3-26
Light On-Off . . . . . . . . . . . . . . . . . . 5-15
On-Off Light . . . . . . . . . . . . . . . . . . 5-15
On-Off Switch . . . . . . . . . . . . . . . . 3-23
Readiness Light . . . . . . . . . . . . . . 5-15
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . 3-26
System Check . . . . . . . . . . . . . . . . 3-16
All-Season Tires . . . . . . . . . . . . . . 10-43
All-Terrain Tires . . . . . . . . . . . . . . . 10-44
AM-FM Radio . . . . . . . . . . . . . . . . . . . 7-7
Antilock Brake
System (ABS) . . . . . . . . . . . . . . . . 9-28
Warning Light . . . . . . . . . . . . . . . . . 5-20
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . 10-81
Interior . . . . . . . . . . . . . . . . . . . . . . 10-86
Ashtrays . . . . . . . . . . . . . . . . . . . . . . . . 5-8
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . 13-5
Audio Players . . . . . . . . . . . . . . . . . 7-11 CD . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-11 Audio System
Fixed Mast Antenna . . . . . . . . . . 7-10
Radio Reception . . . . . . . . . . . . . . . 7-9
Theft-Deterrent Feature . . . . . . . . 7-2
Automatic Door Locks . . . . . . . . . . . . . . . . . . . . 2-7
Headlamp System . . . . . . . . . . . . . 6-2
Transmission . . . . . . . . . . . . . . . . . 9-22
Transmission Fluid . . . . . . . . . 10-10
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 9-26
Shift Lock Control
Function Check . . . . . . . . . . . 10-28
Auxiliary Devices . . . . . . . . . . . . . . . . . . . . . . . 7-16
Axle, Rear . . . . . . . . . . . . . . . . . . . . 10-26
B
Battery
Load Management . . . . . . . . . . . . . 6-6
Power Protection . . . . . . . . . . . . . . 6-6
Voltage and ChargingMessages . . . . . . . . . . . . . . . . . . . 5-29
Battery - North America . . . . . . . . . . . . . .10-25, 10-75
Blade Replacement, Wiper . . . 10-29

Black plate (4,1)Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707481) - 2015 - crc - 2/12/15
i-4 INDEX
Electrical SystemEngine Compartment
Fuse Block . . . . . . . . . . . . . . . . 10-36
Floor Console Fuse Block . . . . . . . . . . . . . . . . . . . . . . 10-39
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . 10-36
Overload . . . . . . . . . . . . . . . . . . . 10-35
Emergency OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-2
Engine
Air Cleaner/Filter . . . . . . . . . . . 10-13
Check and Service EngineSoon Light . . . . . . . . . . . . . . . . . . 5-17
Compartment Overview . . . . . . . 10-6
Coolant . . . . . . . . . . . . . . . . . . . . . 10-15
Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . 5-13
Cooling System . . . . . . . . . . . . . 10-15
Cooling System Messages . . . 5-30
Drive Belt Routing . . . . . . . . . . . . 12-4
Exhaust . . . . . . . . . . . . . . . . . . . . . . 9-21
Fan . . . . . . . . . . . . . . . . . . . . . . . . . 10-21
Heater . . . . . . . . . . . . . . . . . . . . . . . . 9-18
Oil Life System . . . . . . . . . . . . . . . 10-9
Oil Messages . . . . . . . . . . . . . . . . . 5-31 Engine (cont'd)
Oil Pressure Gauge . . . . . . . . . . 5-12
Overheating . . . . . . . . . . . . . . . . 10-19
Power Messages . . . . . . . . . . . . . 5-31
Pressure Light . . . . . . . . . . . . . . . . 5-22
Running While Parked . . . . . . . . 9-22
Starting . . . . . . . . . . . . . . . . . . . . . . . 9-16
Enhanced Technology Glass . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Entry/Exit Lighting . . . . . . . . . . . . . . 6-6
Equipment, Towing . . . . . . . . . . . . 9-51
Extender, Safety Belt . . . . . . . . . . 3-15
Exterior Lamp Controls . . . . . . . . . 6-1
Exterior Lamps Off Reminder . . . 6-2
F
Fan Engine . . . . . . . . . . . . . . . . . . . . . . 10-21
Fast Idle System . . . . . . . . . . . . . . . 9-17
Filter, Engine Air Cleaner . . . . . . . . . 10-13
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 6-2
Flashers, Hazard Warning . . . . . . 6-3
Flat Tire . . . . . . . . . . . . . . . . . . . . . . 10-65 Changing . . . . . . . . . . . . . . . . . . . 10-66 FlexFuel
E85 . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-40
Floor Mats . . . . . . . . . . . . . . . . . . . . 10-89
Fluid Automatic Transmission . . . . 10-10
Brakes . . . . . . . . . . . . . . . . . . . . . . 10-23
Power Steering . . . . . . . . . . . . . 10-21
Washer . . . . . . . . . . . . . . . . . . . . . 10-22
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . 13-12
Front Seats
Adjustment . . . . . . . . . . . . . . . . . . . . 3-2
Front Storage . . . . . . . . . . . . . . . . . . . 4-1
Front Turn Signal Bulb Replacement . . . . . . . . . . 10-32
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-39
Additives . . . . . . . . . . . . . . . . . . . . . 9-40
Economy Driving . . . . . . . . . . . . . 1-19
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 9-43
Filling the Tank . . . . . . . . . . . . . . . 9-41
Foreign Countries . . . . . . . . . . . . 9-40
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 5-11
Low Fuel Warning Light . . . . . . . 5-23
Requirements, California . . . . . 9-40
System Messages . . . . . . . . . . . . 5-32

Black plate (11,1)Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707481) - 2015 - crc - 2/12/15
INDEX i-11
TowingDriving Characteristics . . . . . . . . 9-44
Equipment . . . . . . . . . . . . . . . . . . . . 9-51
General Information . . . . . . . . . . 9-44
Recreational Vehicle . . . . . . . . 10-79
Trailer . . . . . . . . . . . . . . . . . . . . . . . . 9-47
Vehicle . . . . . . . . . . . . . . . . . . . . . 10-79
Traction Control System (TCS)/StabiliTrak
®Light . . . . . . . . . . . . 5-21
Traction Control/Electronic
Stability Control . . . . . . . . . . . . . . 9-29
Trailer Tow Mirrors . . . . . . . . . . . . . . . . . . . 2-13
Towing . . . . . . . . . . . . . . . . . . . . . . . . 9-47
Transmission
Automatic . . . . . . . . . . . . . . . . . . . . . 9-22
Fluid, Automatic . . . . . . . . . . . . 10-10
Messages . . . . . . . . . . . . . . . . . . . . 5-36
Transportation Program, Courtesy . . . . . . . . . . . . . . . . . . . . . 13-7
Trip Odometer . . . . . . . . . . . . . . . . . 5-11
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 6-3
U
Uniform Tire QualityGrading . . . . . . . . . . . . . . . . . . . . . 10-61
Using This Manual . . . . . . . . . . . . . . . . iii
V
Vehicle Canadian Owners . . . . . . . . . . . . . . . iii
Control . . . . . . . . . . . . . . . . . . . . . . . . 9-3
IdentificationNumber (VIN) . . . . . . . . . . . . . . . 12-1
Load Limits . . . . . . . . . . . . . . . . . . . . 9-9
Messages . . . . . . . . . . . . . . . . . . . . 5-29
Personalization . . . . . . . . . . . . . . . 5-37
Reminder Messages . . . . . . . . . . 5-36
Remote Start . . . . . . . . . . . . . . . . . . 2-4
Security . . . . . . . . . . . . . . . . . . . . . . 2-11
Towing . . . . . . . . . . . . . . . . . . . . . . 10-79
Vehicle Care Tire Pressure . . . . . . . . . . . . . . . 10-51
Vehicle Data Recording . . . . . . . 13-14 Vehicle Diagnostics
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-6
Ventilation, Air . . . . . . . . . . . . . . . . . . 8-7
Visors . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Voltmeter Gauge . . . . . . . . . . . . . . 5-14
W
Warning Brake System Light . . . . . . . . . . . 5-20
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . 5-9
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . iv Cautions and Danger . . . . . . . . . . . .iv
Hazard Flashers . . . . . . . . . . . . . . . 6-3
Washer Fluid . . . . . . . . . . . . . . . . . 10-22
Wheels Alignment and TireBalance . . . . . . . . . . . . . . . . . . . 10-63
Different Size . . . . . . . . . . . . . . . 10-61
Replacement . . . . . . . . . . . . . . . 10-63
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 10-58
Where to Put the Restraint . . . . 3-34