check engine BUICK ENCLAVE 2016 Service Manual

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159225) - 2016 - crc - 7/31/15
Service and Maintenance 317
.To avoid break-down or failure to
start the vehicle, maintain a
battery with full cranking power.
. Trained dealer technicians have
the diagnostic equipment to test
the battery and ensure that the
connections and cables are
corrosion-free.
Belts
. Belts may need replacing if they
squeak or show signs of
cracking or splitting.
. Trained dealer technicians have
access to tools and equipment
to inspect the belts and
recommend adjustment or
replacement when necessary.
Brakes
Brakes stop the vehicle and are
crucial to safe driving.
. Signs of brake wear may include
chirping, grinding, or squealing
noises, or difficulty stopping. .
Trained dealer technicians have
access to tools and equipment
to inspect the brakes and
recommend quality parts
engineered for the vehicle.
Fluids
Proper fluid levels and approved
fluids protect the vehicle’s systems
and components. See
Recommended Fluids and
Lubricants 0319 for GM approved
fluids.
. Engine oil and windshield
washer fluid levels should be
checked at every fuel fill.
. Instrument cluster lights may
come on to indicate that fluids
may be low and need to be
filled.
Hoses
Hoses transport fluids and should
be regularly inspected to ensure
that there are no cracks or leaks.
With a multi-point inspection, your
dealer can inspect the hoses and
advise if replacement is needed. Lamps
Properly working headlamps,
taillamps, and brake lamps are
important to see and be seen on
the road.
.
Signs that the headlamps need
attention include dimming, failure
to light, cracking, or damage.
The brake lamps need to be
checked periodically to ensure
that they light when braking.
. With a multi-point inspection,
your dealer can check the lamps
and note any concerns.
Shocks and Struts
Shocks and struts help aid in control
for a smoother ride.
. Signs of wear may include
steering wheel vibration, bounce/
sway while braking, longer
stopping distance, or uneven
tire wear.
. As part of the multi-point
inspection, trained dealer
technicians can visually inspect
the shocks and struts for signs

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159225) - 2016 - crc - 7/31/15
Technical Data 323
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and
Lubricants 0319 for more information.
Application Capacities
Metric English
Air Conditioning Refrigerant For the air conditioning system refrigerant type and charge amount, see the refrigerant label under thehood. See your dealer for more information.
Cooling System 11.3 L 11.9 qt
Engine Oil with Filter 5.7 L 6.0 qt
Fuel Tank 83.3 L 22.0 gal
Transfer Case Fluid 1.0 L 1.0 qt
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
3.6L V6 Engine DAutomatic 0.95–1.10 mm (0.037–
0.043 in)

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159225) - 2016 - crc - 7/31/15
340 OnStar
.Obtain the Wi-Fi®hotspot name
or SSID and password,
if equipped.
Press
Qto connect to an
Advisor to:
. Verify account information or
update contact information.
. Get driving directions.
. Receive a Diagnostic check of
the vehicle's key operating
systems.
. Receive Roadside Assistance.
. Manage Wi-Fi Settings,
if equipped.
Press
>to get a priority connection
to an OnStar Advisor available 24/
7 to:
. Get help for an emergency.
. Be a Good Samaritan or
respond to an AMBER Alert.
. Get assistance in severe
weather or other crisis situations
and find evacuation routes.
OnStar Services
Emergency
Emergency Services require an
active, OnStar subscription plan
(excludes Basic Plan). With
Automatic Crash Response, built-in
sensors can automatically alert a
specially trained OnStar Advisor
who is immediately connected in to
the vehicle to help.
Press
>for a priority connection to
an OnStar Advisor who can contact
emergency service providers, direct
them to your exact location, and
relay important information.
With OnStar Crisis Assist, specially
trained Advisors are available
24 hours a day, 7 days a week, to
provide a central point of contact,
assistance, and information during a
crisis.
With Roadside Assistance, Advisors
can locate a nearby service provider
to help with a flat tire, a battery
jump, or an empty gas tank.
Security
If equipped, OnStar provides these
services:
. With Stolen Vehicle Assistance,
OnStar Advisors can use GPS to
pinpoint the vehicle and help
authorities quickly recover it.
. With Remote Ignition Block,
if equipped, OnStar can block
the engine from being restarted.
. With Stolen Vehicle Slowdown,
if equipped, OnStar can work
with law enforcement to
gradually slow the vehicle down.
Navigation
OnStar navigation requires a
specific OnStar subscription plan.
Press
Qto receive Turn-by-Turn
directions or have them sent to the
vehicle’s navigation screen,
if equipped.
Turn-by-Turn Navigation
1. PressQto connect to an
Advisor.

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159225) - 2016 - crc - 7/31/15
Index 349
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 234
Accessory Power . . . . . . . . . . . . . . . 200
Adaptive Forward Lighting (AFL) . . . . . . . . . . . . . . . . . 146
Add-On Electrical Equipment . . . 232
Additional Information OnStar
®. . . . . . . . . . . . . . . . . . . . . . 343
Additional Maintenance
and Care . . . . . . . . . . . . . . . . . . . . . . 316
Adjustments Lumbar, Front Seats . . . . . . . . . . . . 48
Agreements
Trademarks and License . . . . . 175
Air Cleaner/Filter, Engine . . . . . . . 242
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 183
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 183
Airbag System
Check . . . . . . . . . . . . . . . . . . . . . . . . . . 75
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 68
Passenger Sensing System . . . . 70
What Makes an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 68
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . . . 68 Airbag System (cont'd)
When Should an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 67
Where Are the Airbags? . . . . . . . . 65
Airbags Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . . . 74
Passenger Status Indicator . . . .112
Readiness Light . . . . . . . . . . . . . . .112
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 74
System Check . . . . . . . . . . . . . . . . . . 64
Alarm Vehicle Security . . . . . . . . . . . . . . . . 36
Alert Side Blind Zone (SBZA) . . . . . . 218
All-Season Tires . . . . . . . . . . . . . . . . 265
All-Wheel Drive . . . . . . . . . . . . 207, 253
AM-FM Radio . . . . . . . . . . . . . . . . . . . 156
Antenna Multi-band . . . . . . . . . . . . . . . . . . . . 160
Antilock Brake System (ABS) . . . 207 Warning Light . . . . . . . . . . . . . . . . . .116
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 300
Interior . . . . . . . . . . . . . . . . . . . . . . . . 304
Armrest Storage . . . . . . . . . . . . . . . . . 96

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159225) - 2016 - crc - 7/31/15
350 Index
Assistance Program,Roadside . . . . . . . . . . . . . . . . . . . . . . 329
Audio Theft-Deterrent Feature . . . . . . . 152
Audio Players CD . . . . . . . . . . . . . . . . . . . . . . . . . . . 160
MP3 . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Automatic Dimming Mirrors . . . . . . . . . . . . . . . . 40
Door Locks . . . . . . . . . . . . . . . . . . . . . 32
Transmission . . . . . . . . . . . . . . . . . 203
Transmission Fluid . . . . . . . . . . . 241
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 205
Shift Lock Control FunctionCheck . . . . . . . . . . . . . . . . . . . . . . . 253
Auxiliary Devices . . . . . . . . . . . . . . . . . . . . . . . 164
B
BatteryLoad Management . . . . . . . . . . . . 150
Power Protection . . . . . . . . . . . . . 150
Voltage and ChargingMessages . . . . . . . . . . . . . . . . . . . 125
Battery - North America . . . . 252, 293
Blade Replacement, Wiper . . . . . 254
Bluetooth
Overview . . . . . . . . . . . . . . . . . . . . . 167 Brake
System Warning Light . . . . . . . . .115
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 250 Antilock . . . . . . . . . . . . . . . . . . . . . . . 207
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 208
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Parking . . . . . . . . . . . . . . . . . . . . . . . 208
System Messages . . . . . . . . . . . . 125
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 187
Break-In, New Vehicle . . . . . . . . . . 196
Bulb Replacement . . . . . . . . . . . . . . 257 Headlamp Aiming . . . . . . . . . . . . . 255
Headlamps . . . . . . . . . . . . . . . . . . . 255
High Intensity Discharge(HID) Lighting . . . . . . . . . . . . . . . 255
License Plate Lamps . . . . . . . . . 256
Taillamps, Turn Signal, and
Stoplamps . . . . . . . . . . . . . . . . . . 256
Buying New Tires . . . . . . . . . . . . . . . 278C
Calibration . . . . . . . . . . . . . . . . . . . . . . 103
California Fuel Requirements . . . . . . . . . . . 222
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 234
California Proposition
65 Warning . . . . . . . . . .234, 252, 293 Camera
Rear Vision (RVC) . . . . . . . . . . . . 213
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . . . 323
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 202
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . 33
Winter Driving . . . . . . . . . . . . . . . . 190
Cargo Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Management System . . . . . . . . . . . 97
Tie-Downs . . . . . . . . . . . . . . . . . . . . . . 97
Caution, Danger, and Warning . . . . 2
CD Player . . . . . . . . . . . . . . . . . . . . . . 160
Center Console Storage . . . . . . . . . 96
Chains, Tire . . . . . . . . . . . . . . . . . . . . 283
Charging System Light . . . . . . . . . 113
Check Ignition Transmission Lock . . . 253
Malfunction IndicatorEngine Light . . . . . . . . . . . . . . . . .113
Child Restraints Infants and Young Children . . . . . 77
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . . . 83
Older Children . . . . . . . . . . . . . . . . . . 76
Securing . . . . . . . . . . . . . . . . . . . . 89, 91

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159225) - 2016 - crc - 7/31/15
352 Index
DrivingCharacteristics and
Towing Tips . . . . . . . . . . . . . . . . . 225
Defensive . . . . . . . . . . . . . . . . . . . . . 186
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 186
For Better Fuel Economy . . . . . . . 24
Hill and Mountain Roads . . . . . . 190
If the Vehicle is Stuck . . . . . . . . . 192
Loss of Control . . . . . . . . . . . . . . . 188
Off-Road Recovery . . . . . . . . . . . 188
Vehicle Load Limits . . . . . . . . . . . 192
Wet Roads . . . . . . . . . . . . . . . . . . . 189
Winter . . . . . . . . . . . . . . . . . . . . . . . . 190
Dual Automatic Climate Control System . . . . . . . . . . . . . . . . 176
E
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 232
Electrical System Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 258
Fuses and Circuit Breakers . . . 258
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 261
Overload . . . . . . . . . . . . . . . . . . . . . 257
Emergency OnStar
®. . . . . . . . . . . . . . . . . . . . . . 340 Engine
Air Cleaner/Filter . . . . . . . . . . . . . 242
Check and Service Engine
Soon Light . . . . . . . . . . . . . . . . . . .113
Compartment Overview . . . . . . . 237
Coolant . . . . . . . . . . . . . . . . . . . . . . . 244
Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . .110
Coolant Temperature Warning Light . . . . . . . . . . . . . . . .117
Cooling System . . . . . . . . . . . . . . . 243
Cooling System Messages . . . 126
Cover . . . . . . . . . . . . . . . . . . . . . . . . . 238
Drive Belt Routing . . . . . . . . . . . . 324
Exhaust . . . . . . . . . . . . . . . . . . . . . . 202
Heater . . . . . . . . . . . . . . . . . . . . . . . . 199
Oil Life System . . . . . . . . . . . . . . . 241
Oil Messages . . . . . . . . . . . . . . . . . 127
Oil Pressure Light . . . . . . . . . . . . .118
Overheated Protection Operating Mode . . . . . . . . . . . . . 248
Overheating . . . . . . . . . . . . . . . . . . 247
Power Messages . . . . . . . . . . . . . 127
Running While Parked . . . . . . . . 203
Starting . . . . . . . . . . . . . . . . . . . . . . . 198
Entry Lighting . . . . . . . . . . . . . . . . . . . 149
Equipment, Towing . . . . . . . . . . . . . 230
Event Data Recorders . . . . . . . . . . 337 Extender, Safety Belt . . . . . . . . . . . . 62
Exterior Lamp Controls . . . . . . . . . 144
F
Features
Memory . . . . . . . . . . . . . . . . . . . . . . . . . 11
Filter,
Engine Air Cleaner . . . . . . . . . . . 242
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 145
Flashers, Hazard Warning . . . . . . 146
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 283 Changing . . . . . . . . . . . . . . . . . . . . . 284
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 307
Fluid Automatic Transmission . . . . . . 241
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 251
Power Steering . . . . . . . . . . . . . . . 249
Washer . . . . . . . . . . . . . . . . . . . . . . . 249
Folding Mirrors . . . . . . . . . . . . . . . . . . 40
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . 216
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 335
Front Seats Heated and Cooled . . . . . . . . . . . . . 50
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Additives . . . . . . . . . . . . . . . . . . . . . 223
Economy Driving . . . . . . . . . . . . . . . 24

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159225) - 2016 - crc - 7/31/15
Index 353
Fuel (cont'd)Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . 224
Filling the Tank . . . . . . . . . . . . . . . 223
Foreign Countries . . . . . . . . . . . . 222
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 109
Requirements, California . . . . . 222
System Messages . . . . . . . . . . . . 127
Fuses
Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 258
Fuses and Circuit Breakers . . . 258
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 261
G
Garage Door Opener . . . . . . . . . . . 140
Programming . . . . . . . . . . . . . . . . . 140
Gauges
Engine CoolantTemperature . . . . . . . . . . . . . . . . .110
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Odometer . . . . . . . . . . . . . . . . . . . . . 109
Speedometer . . . . . . . . . . . . . . . . . 109
Tachometer . . . . . . . . . . . . . . . . . . . 109
Voltmeter . . . . . . . . . . . . . . . . . . . . . .110
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . 107 General Information
Service and Maintenance . . . . . 309
Towing . . . . . . . . . . . . . . . . . . . . . . . . 225
Vehicle Care . . . . . . . . . . . . . . . . . . 234
Glove Box . . . . . . . . . . . . . . . . . . . . . . . 95
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . 328
H
Hazard Warning Flashers . . . . . . . 146
Head Restraints . . . . . . . . . . . . . . . . . 46
Headlamps
Adaptive ForwardLighting (AFL) . . . . . . . . . . . . . . . 146
Aiming . . . . . . . . . . . . . . . . . . . . . . . . 255
Bulb Replacement . . . . . . . . . . . . 255
Daytime Running Lamps/ Automatic Headlamp
System . . . . . . . . . . . . . . . . . . . . . . 145
Delayed . . . . . . . . . . . . . . . . . . . . . . 146
Flash-to-Pass . . . . . . . . . . . . . . . . . 145
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . 255
High-Beam On Light . . . . . . . . . . .119
High/Low Beam Changer . . . . . 145
Heated and Cooled Front
Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Heated Mirrors . . . . . . . . . . . . . . . . . . . 40 Heater
Engine . . . . . . . . . . . . . . . . . . . . . . . . 199
High Voltage Devices and Wiring . . . . . . . . . . . . . . . . . . . . . . . . . 257
High-Beam On Light . . . . . . . . . . . . 119
Hill and Mountain Roads . . . . . . . . 190
Hill Start Assist (HSA) . . . . . . . . . . 209
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
How to Wear Safety Belts Properly . . . . . . . . . . . . . . . . . . . . . . . . 57
I
Ignition Positions . . . . . . . . . . . . . . . 196
Ignition Transmission Lock
Check . . . . . . . . . . . . . . . . . . . . . . . . . 253
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 37
Indicator
Vehicle Ahead . . . . . . . . . . . . . . . . .117
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . 77
Infotainment . . . . . . . . . . . . . . . . . . . . 151
Infotainment System . . . . . . . . . . . . 338
Instrument Cluster . . . . . . . . . . . . . . 108
Instrument Panel Storage Area . . . . . . . . . . . . . . . . . . . 95
Interior Rearview Mirrors . . . . . . . . . 41
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159225) - 2016 - crc - 7/31/15
Index 357
RoadsDriving, Wet . . . . . . . . . . . . . . . . . . 189
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . . 329
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . 43
Roof Rack System . . . . . . . . . . . . . . . 98
Rotation, Tires . . . . . . . . . . . . . . . . . . 276
Routing, Engine Drive Belt . . . . . . 324
Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . . . . 203
S
Safety Belts . . . . . . . . . . . . . . . . . . . . . 56
Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Extender . . . . . . . . . . . . . . . . . . . . . . . . 62
How to Wear Safety BeltsProperly . . . . . . . . . . . . . . . . . . . . . . . 57
Lap-Shoulder Belt . . . . . . . . . . . . . . 58
Reminders . . . . . . . . . . . . . . . . . . . . . 111
Replacing after a Crash . . . . . . . . 63
Use During Pregnancy . . . . . . . . . . 62
Safety Defects Reporting Canadian Government . . . . . . . . 336
General Motors . . . . . . . . . . . . . . . 336
U.S. Government . . . . . . . . . . . . . 335
Safety Locks . . . . . . . . . . . . . . . . . . . . . 33
Safety System Check . . . . . . . . . . . . 63
Satellite Radio . . . . . . . . . . . . . . . . . . 159 Scheduling Appointments . . . . . . . 331
Seats
Head Restraints . . . . . . . . . . . . . . . . 46
Lumbar Adjustment, Front . . . . . . 48
Memory . . . . . . . . . . . . . . . . . . . . . . . . . 49
Power Adjustment, Front . . . . . . . 47
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Reclining Seatbacks . . . . . . . . . . . . 48
Third Row Seat . . . . . . . . . . . . . . . . . 53
Securing Child Restraints . . . . 89, 91
Security Light . . . . . . . . . . . . . . . . . . . . . . . . . . .119
Messages . . . . . . . . . . . . . . . . . . . . 130
OnStar®. . . . . . . . . . . . . . . . . . . . . . 340
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 36
Vehicle Alarm . . . . . . . . . . . . . . . . . . . 36
Service Accessories andModifications . . . . . . . . . . . . . . . . 234
Doing Your Own Work . . . . . . . . 235
Engine Soon Light . . . . . . . . . . . . .113
Maintenance Records . . . . . . . . 321
Maintenance, General Information . . . . . . . . . . . . . . . . . . 309
Parts Identification Label . . . . . 322
Publications Ordering
Information . . . . . . . . . . . . . . . . . . 334
Scheduling Appointments . . . . . 331 Service (cont'd)
Vehicle Messages . . . . . . . . . . . . 131
Services Special Application . . . . . . . . . . . 316
Servicing the Airbag . . . . . . . . . . . . . 74
Settings . . . . . . . . . . . . . . . . . . . . . . . . 174
Shift Lock Control Function Check, Automatic
Transmission . . . . . . . . . . . . . . . . . . 253
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 200
Out of Park . . . . . . . . . . . . . . . . . . . 201
Side Blind Zone Alert (SBZA) . . . 218
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 147
Spare Tire Compact . . . . . . . . . . . . . . . . . . . . . . 291
Special Application Services . . . . 316
Specifications and
Capacities . . . . . . . . . . . . . . . . . . . . . 323
Speedometer . . . . . . . . . . . . . . . . . . . 109
StabiliTrak Indicator Light . . . . . . . . . . . . . . . . .117
Start Assist, Hills . . . . . . . . . . . . . . . 209
Start Vehicle, Remote . . . . . . . . . . . 30
Starter Switch Check . . . . . . . . . . . 253
Starting the Engine . . . . . . . . . . . . . 198
Steering . . . . . . . . . . . . . . . . . . . . . . . . 187