air condition BUICK ENVISION 2017 Service Manual

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122659) - 2017 - crc - 11/16/16
350 OnStar
to the vehicle in a crash, or wireless
phone network congestion or
jamming—may prevent service.
See Radio Frequency Statement
0 340.
Services for People with
Disabilities
Advisors provide services to help
Subscribers with physical disabilities
and medical conditions.
Press
Qto help:
. Locate a gas station with an
attendant to pump gas.
. Find a hotel, restaurant, etc.,
that meets accessibility needs.
. Provide directions to the closest
hospital or pharmacy in urgent
situations.
TTY Users
OnStar has the ability to
communicate to deaf,
hard-of-hearing, or speech-impaired
customers while in the vehicle. The
available dealer-installed TTY
system can provide in-vehicle access to all OnStar services,
except Virtual Advisor and OnStar
Turn-by-Turn Navigation.
OnStar Personal Identification
Number (PIN)
A PIN is needed to access some
OnStar services. The PIN will need
to be changed the first time when
speaking with an Advisor. To
change the OnStar PIN, contact an
OnStar Advisor by pressing
Qor
calling 1-888-4ONSTAR.
Warranty
OnStar equipment may be
warranted as part of the vehicle
warranty.
Languages
The vehicle can be programmed to
respond in multiple languages.
Press
Qand ask for an Advisor.
Advisors are available in English,
Spanish, and French. Available
languages may vary by country.
Potential Issues
OnStar cannot perform Remote
Door Unlock or Stolen Vehicle
Assistance after the vehicle has
been off continuously for 10 days
without an ignition cycle. If the
vehicle has not been started for
five days, OnStar can contact
Roadside Assistance or a locksmith
to help gain access to the vehicle.
Global Positioning
System (GPS)
. Obstruction of the GPS can
occur in a large city with tall
buildings; in parking garages;
around airports; in tunnels and
underpasses; or in an area with
very dense trees. If GPS signals
are not available, the OnStar
system should still operate to
call OnStar. However, OnStar
could have difficulty identifying
the exact location.
. In emergency situations, OnStar
can use the last stored GPS
location to send to emergency
responders.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122659) - 2017 - crc - 11/16/16
354 Index
IndexA
About Driving the Vehicle . . . . . . . . . 2
Accessories andModifications . . . . . . . . . . . . . . . . . . 240
Accessory Power . . . . . . . . . . . . . . . 192
Adaptive Cruise Control . . . . . . . . 205
Adaptive Forward
Lighting (AFL) . . . . . . . . . . . . . . . . . 162
Adaptive Forward Lighting (AFL) Light . . . . . . . . . . . . . . . . . . . . 129
Add-On Electrical Equipment . . . 237
Additional Information OnStar
®. . . . . . . . . . . . . . . . . . . . . . 349
Additional Maintenance
and Care . . . . . . . . . . . . . . . . . . . . . . 321
Adjustments Lumbar, Front Seats . . . . . . . . . . . . 53
Thigh Support . . . . . . . . . . . . . . . . . . 53
Air Cleaner/Filter, Engine . . . . . . . 249
Air Conditioning . . . . . . . . . . . 168, 171
Air Filter, Passenger
Compartment . . . . . . . . . . . . . . . . . 173
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 172
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . . . 80
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 73
Passenger Sensing System . . . . 75 Airbag System (cont'd)
What Makes an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 73
What Will You See after an
Airbag Inflates? . . . . . . . . . . . . . . . 73
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 72
Where Are the Airbags? . . . . . . . . 70
Airbags
Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . . . 79
Passenger Status Indicator . . . 121
Readiness Light . . . . . . . . . . . . . . 121
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 79
System Check . . . . . . . . . . . . . . . . . . 68
Alarm Vehicle Security . . . . . . . . . . . . . . . . 42
Alert Lane Change . . . . . . . . . . . . . . . . . 222
Side Blind Zone (SBZA) . . . . . . 222
All-Season Tires . . . . . . . . . . . . . . . . 272
All-Wheel Drive . . . . . . . . . . . . 198, 260
Antilock Brake System (ABS) . . . 198 Warning Light . . . . . . . . . . . . . . . . . 125
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 305
Interior . . . . . . . . . . . . . . . . . . . . . . . . 310