Buick Limited Warranty and Owner Assistance Information (GMNA-Localiz-
ing-U.S.-10999171) - 2018 - crc - 7/31/17
New Vehicle Limited Warranty 3
Buick will provide for repairs to the
vehicle during the warranty period in
accordance with the following terms,
conditions, and limitations.
What Is Covered
Warranty Applies
This warranty is for Buick vehicles
registered in the United States and
normally operated in the United
States and is provided to the
original and any subsequent owners
of the vehicle during the warranty
period.
Repairs Covered
The warranty covers repairs to
correct any vehicle defect, not slight
noise, vibrations, or other normal
characteristics of the vehicle due to
materials or workmanship occurring
during the warranty period. Needed
repairs will be performed using new,
remanufactured, or refurbished parts
No Charge
Warranty repairs, including towing,
parts, and labor, will be made at no
charge.Obtaining Repairs
To obtain warranty repairs, take the
vehicle to a Buick dealer facility
within the warranty period and
request the needed repairs.
Reasonable time must be allowed
for the dealer to perform necessary
repairs.
Warranty Period
The warranty period for all
coverages begins on the date the
vehicle is first delivered or put in
use and ends at the expiration of
the coverage period.
Bumper-to-Bumper Coverage
The complete vehicle is covered for
4 years or 50,000 miles, whichever
comes first, except for other
coverages listed here under
“What
Is Covered” and those items listed
under “What Is Not Covered” later in
this section.
Powertrain Coverage
The powertrain is covered for
6 years or 70,000 miles, whichever
comes first, except for other
coverages listed here under “WhatIs Covered”
and those items listed
under “What Is Not Covered” later in
this section.
Engine Coverage includes: All
internally lubricated parts, engine oil
cooling hoses and lines. Also
included are all actuators and
electrical components internal to the
engine (e.g, Active Fuel
Management Valve Lifter Oil
Manifold) cylinder head, block,
timing gears, timing chain, timing
cover, oil pump/oil pump housing,
OHC carriers, valve covers, oil pan,
seals, gaskets, manifolds, flywheel,
water pump, harmonic balancer,
engine mount, turbocharger, and
supercharger. Timing belts, and
other associated components
required in the timing belt service
replacement procedure are covered
until the first scheduled
maintenance interval.
Exclusions: Excluded from the
powertrain coverage are sensors,
wiring, connectors, engine radiator,
coolant hoses, coolant, and heater
core. Coverage on the engine
cooling system begins at the inlet to
Buick Limited Warranty and Owner Assistance Information (GMNA-Localiz-
ing-U.S.-10999171) - 2018 - crc - 7/31/17
18 Emission Control Systems Warranty
California Transitional Zero
Emission Vehicles (TZEV) have
extended coverage on all
emission-related parts.
Note
Referred to as PZEV warranty in
past model years.
Important:California, Connecticut,
Maine, Maryland, Massachusetts,
New Jersey, New York, Oregon,
Rhode Island, and Vermont have
TZEV Emission Warranty Coverage.
Your Rights and Obligations (For
Vehicles Subject to California
Exhaust Emission Standards)
The California Air Resources Board
and General Motors are pleased to
explain the emission control system
warranty on your vehicle. In
California, new motor vehicles must
be designed, built, and equipped to
meet the state's stringent anti-smog
standards. GM must warrant the
emission control system on your
vehicle for the periods of time and
mileage listed provided there has
been no abuse, neglect, or improper
maintenance of your vehicle. Your vehicle's emission control system
may include parts such as the fuel
injection system, ignition system,
catalytic converter, and engine
computer. Also included are hoses,
belts, connectors, and other
emission-related assemblies.
Where a warrantable condition
exists, GM will repair your vehicle at
no cost to you including diagnosis,
parts, and labor.
California Emission Defect and
Emission Performance Warranty
Coverage
For cars and trucks with light duty or
medium duty emissions:
.
For 3 years or 50,000 miles
(5 years or 50,000 miles for
Duramax Diesel), whichever
comes first:
‐If your vehicle fails a smog
check inspection, GM will
make all necessary repairs
and adjustments to ensure
that your vehicle passes the
inspection. This is your
Emission Control System
Performance Warranty. ‐
If any emission-related part on
your vehicle is defective, GM
will repair or replace it. This is
your Short-term Emission
Control Systems Defects
Warranty.
. For 7 years or 70,000 miles,
whichever comes first:
‐If an emission-related part
listed in this booklet specially
noted with coverage for
7 years or 70,000 miles is
defective, GM will repair or
replace it. This is your
Long-term Emission Control
System Defects Warranty.
. For 8 years or 80,000 miles,
whichever comes first for
vehicles with a Gross Vehicle
Weight Rating (GVWR) of
8,500 lbs. or less:
‐If the catalytic converter,
vehicle/powertrain control
module, transmission control
module, or other onboard
emissions diagnostic device,
including emissions-related
software, is found to be
Buick Limited Warranty and Owner Assistance Information (GMNA-Localiz-
ing-U.S.-10999171) - 2018 - crc - 7/31/17
22 Emission Warranty Parts List
Canister Solenoids and Valves
Fuel Feed and Return Pipes and
Hoses
Fuel Filler Cap
Fuel Level Sensor
Fuel Limiter Vent Valve
Fuel Tank(s) *
Fuel Tank Filler Pipe (with restrictor)
Fuel Tank Vacuum or Pressure
Sensor
Start/Stop System
Auxiliary Battery or Ultra Capacitor
Battery Isolator
Battery Control Module
Multifunction Power Supply
Converter
Transmission Fluid Accumulator and
Solenoid
Hybrid
ACCM
Auxiliary Transmission Fluid Pump
Battery Control Module **Battery Cooling Circuit
Battery Pack Current Sensor
Brake Pedal Travel Sensor
Charge Port
Charge Port Switches and Sensors
Drive Motor/Generator Control
Module **
Drive Motors and Resolvers *
Eboost Brake Control Module **
Electro-Hydraulic Brake Control
Module **
Energy Storage Control Module **
Exhaust Heat Exchanger *
Fuel Fill Door Sensors
High Voltage Battery Contactor
Hood Switch
Hybrid Batteries *
Hybrid Battery Temperature and
Voltage Sensors
Hybrid EVAP Canister Assembly
Hybrid RESS Thermal Management:
Air and Coolant Sensors Battery Coolant Pumps and
Cooling Fans
Battery High Voltage Heater
Battery Temperature Sensors
E-compressor * **
Power Electronics
Coolant Pump
Port Valves
Rfg. Temperature and Pressure
Sensors
Internal Mode Switch (IMS)
Onboard Charger * **
SGCM Coolant Circuit (fan,
relay, pump)
Starter Generator *
Starter Generator Control Module **
Starter Generator Drive Belt
Traction Power Inverter
Module (TPIM) **
Vehicle Interface Control Module **
Wheel Speed Sensor
Miscellaneous Items Used with
Above Components and Certain
Tires are Covered
Belts