Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
302 Service and Maintenance
Special Application
Services
.Vehicles with Dual Wheels:Check dual wheel nut torque at160, 1 600, and 10 000 km (100,1,000, and 6,000 mi) of driving.Repeat this service whenever atire/wheel is serviced orremoved.
.Severe Commercial UseVehicles Only: Lubricate chassiscomponents every oil change.
.Have underbody flushing serviceperformed. See“UnderbodyMaintenance”inExteriorCare0288.
Additional
Maintenance and Care
Yo u r v e h i c l e i s a n i m p o r t a n tinvestment and caring for it properlymay help to avoid future costlyrepairs. To maintain vehicleperformance, additionalmaintenance services may berequired.
It is recommended that your dealerperform these services—theirtrained dealer technicians knowyour vehicle best. Your dealer canalso perform a thoroughassessment with a multi-pointinspection to recommend when yourvehicle may need attention.
The following list is intended toexplain the services and conditionsto look for that may indicateservices are required.
Battery
The 12-volt battery supplies powerto start the engine and operate anyadditional electrical accessories.
.To a v o i d b r e a k - d o w n o r f a i l u r e t ostart the vehicle, maintain abattery with full cranking power.
.Trained dealer technicians havethe diagnostic equipment to testthe battery and ensure that theconnections and cables arecorrosion-free.
Belts
.Belts may need replacing if theysqueak or show signs ofcracking or splitting.
.Trained dealer technicians haveaccess to tools and equipmentto inspect the belts andrecommend adjustment orreplacement when necessary.
Brakes
Brakes stop the vehicle and arecrucial to safe driving.
.Signs of brake wear may includechirping, grinding, or squealingnoises, or difficulty stopping.
Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
OnStar 329
from each other and use acombination of letters, numbers,and symbols to increase thesecurity.
.Change the default name of theSSID (Service Set Identifier).This is your network’snamethatis visible to other wirelessdevices. Choose a unique nameand avoid family names orvehicle descriptions.
OnStar Wi-Fi®Hotspot (IfEquipped)
The vehicle may have a built-inWi-Fi hotspot that provides accessto the Internet and web content at4G LTE speed. Up to seven mobiledevices can be connected. A dataplan is required. Use the in-vehiclecontrols only when it is safe todo so.
1. To retrieve Wi-Fi hotspot
information, press=,waitfor
the prompt, then say“Wi-Fisettings.”On some vehicles,touch Wi-Fi Settings on thescreen.
2. The Wi-Fi settings will displaythe Wi-Fi hotspot name (SSID),password, and on somevehicles, the connection type(no Internet connection, 3G,4G, 4G LTE), and signal quality(poor, good, excellent).
3. To change the SSID or
password, pressQor call
1-888-4ONSTAR to connectwith an Advisor.
After initial set-up, your vehicle’sWi-Fi hotspot will connectautomatically to your mobiledevices. Manage data usage byturning Wi-Fi on or off on yourmobile device, using theRemoteLink mobile app, or bycontacting an OnStar Advisor.
OnStar RemoteLink®Mobile App(If Equipped)
Download the OnStar RemoteLinkmobile app to select Apple®iOS,Android™,BlackBerry®,or Windows®mobile devices.OnStar Subscribers can access thefollowing services from a mobiledevice:
.Remotely start/stop the vehicle,if factory-equipped.
.Lock/unlock doors, if equippedwith automatic locks.
.Activate the horn and lamps.
.Check the vehicle’sfuellevel,oillife, or tire pressure,if factory-equipped with the TirePressure Monitor System.
.Send directions to the vehicle.
.Locate the vehicle on a map(U.S. market only).
.Turn the vehicle's Wi-Fi hotspoton/off, manage settings, andmonitor data consumption,if equipped.
For OnStar RemoteLink informationand compatibility, seewww.onstar.com (U.S.) orwww.onstar.ca (Canada).
Remote Services
Contact an OnStar Advisor tounlock the doors or sound the hornand flash the lamps.