technical data BUICK ENCLAVE 2021 Owners Manual

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14637843) - 2021 - CRC - 12/9/20
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Keys, Doors, and Windows . . . . . . . . . . . . . . . 6
Seats and Restraints . . . . . . . . . . . . . . . . . . . . . 34
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Instruments and Controls . . . . . . . . . . . . . . . 86
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Infotainment System . . . . . . . . . . . . . . . . . . . 129
Climate Controls . . . . . . . . . . . . . . . . . . . . . . . . 183
Driving and Operating . . . . . . . . . . . . . . . . . . 190
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Service and Maintenance . . . . . . . . . . . . . . . 322
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . 334
Customer Information . . . . . . . . . . . . . . . . . . 338
Reporting Safety Defects . . . . . . . . . . . . . . . 346
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349
Connected Services . . . . . . . . . . . . . . . . . . . . . 354
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . 357
Introduction
The names, logos, emblems, slogans, vehicle
model names, and vehicle body designs
appearing in this manual including, but not
limited to, GM, the GM logo, BUICK, the
BUICK Emblem, and ENCLAVE are trademarks
and/or service marks of General Motors LLC,
its subsidiaries, affiliates, or licensors.
For vehicles first sold in Canada, substitute
the name“General Motors of Canada
Company” for Buick Motor Division wherever
it appears in this manual.
This manual describes features that may or
may not be on the vehicle because of
optional equipment that was not purchased
on the vehicle, model variants, country
specifications, features/applications that may not be available in your region, or changes
subsequent to the printing of this owner’s
manual.
Refer to the purchase documentation
relating to your specific vehicle to confirm
the features.
Keep this manual in the vehicle for quick
reference.Canadian Vehicle Owners
A French language manual can be obtained
from your dealer, at www.helminc.com,
or from:
Propriétaires Canadiens
On peut obtenir un exemplaire de ce guide
en français auprès du concessionnaire ou à
l'adresse suivante:
Helm, Incorporated
Attention: Customer Service
47911 Halyard Drive
Plymouth, MI 48170
USA
Litho in U.S.A.
Part No. 84415995 B Second Printing©2020 General Motors LLC. All Rights Reserved.

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14637843) - 2021 - CRC - 12/9/20
334 Technical Data
Technical Data
Vehicle Identification
Vehicle Identification Number (VIN) . . . 334
Service Parts Identification . . . . . . . . . . . . 334
Vehicle Data
Capacities and Specifications . . . . . . . . . . . 335
Engine Drive Belt Routing . . . . . . . . . . . . . 337
Vehicle Identification
Vehicle Identification
Number (VIN)
This legal identifier is in the front corner of
the instrument panel, on the driver side of
the vehicle. It can be seen through the
windshield from outside. The Vehicle
Identification Number (VIN) also appears on
the Vehicle Certification label and certificates
of title and registration.
Engine Identification
The eighth character in the VIN is the
engine code. This code identifies the
vehicle's engine, specifications, and
replacement parts. See“Engine
Specifications” underCapacities and
Specifications 0335 for the vehicle's
engine code.
Service Parts Identification
There may be a large barcode on the
certification label on the center pillar that
you can scan for the following information:
.Vehicle Identification Number (VIN)
.Model designation
.Paint information
.Production options
If there is not a large barcode on this label,
then you will find this same information on
a label under the hatch area on the
passenger side.

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14637843) - 2021 - CRC - 12/9/20
Technical Data 335
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and Lubricants0331 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 the hood. See yourdealer for more information.
Engine Cooling System*
IWithout V92 Towing Package 14.6 L 15.4 qt
IWith V92 Towing Package 16.7 L 17.6 qt
Engine Oil with Filter 5.7 L 6.0 qt
Fuel Tank IFront-Wheel Drive 73.4 L 19.4 gal
IAll-Wheel Drive 82.1 L 21.7 gal

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14637843) - 2021 - CRC - 12/9/20
336 Technical Data
ApplicationCapacities
Metric English
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 cooling system capacity values are based on the entire cooling system and its components.
Engine Specifications
Engine VIN CodeTransmission Spark Plug Gap
3.6L V6 Engine (LFY) WAutomatic 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.

Buick Enclave Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14637843) - 2021 - CRC - 12/9/20
Technical Data 337
Engine Drive Belt Routing