Buick Envista 2025 - Page 256

Buick Envista Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-18181221) - 2025
Service and Maintenance 255
Additional Required Services —
N
ormal Service
Every 12 000 km (7,500 mi)
•
Check engine oil level and oil life
percentage. If needed, change engine oil
and filter, and reset oil life system. Or when
the CHANGE ENGINE OIL SOON message
displays, have the engine oil and filter
changed within the next 1 000 km (600 mi).
If driven under the best conditions, the
engine oil life system may not indicate
the need for vehicle service for up to
ayear. The engine oil and filter must be
changed at least once a year and the oil life
system must be reset. Your trained dealer
technician can perform this work. If the
engine oil life system is reset accidentally,
service the vehicle within 5 000 km (3,000
mi) since the last service. Reset the oil life
system when the oil is changed. See Engine
Oil Life System 3195.
•
When the REPLACE AT NEXT OIL CHANGE
message displays, the engine air filter
should be replaced at the next engine oil
change. When the REPLACE ENGINE AIR
FILTER SOON message displays, the engine
air filter should be replaced at the earliest
convenience. Reset the engine air filter life
s
ystem after the engine air filter is replaced.
See Engine Air Filter Life System 3196.
Every 36 000 km (22,500 mi)
•
Passenger compartment air filter
replacement (or every 24 months,
whichever occurs first). More frequent
replacement may be needed if the vehicle is
driven in areas with heavy traffic, poor air
quality, areas with high dust levels or are
sensitive to environmental allergens. Filter
replacement may also be needed if you
notice reduced airflow, windows fogging
up, or odors. Your local GM Service location
can help you determine when it is the right
time to replace your filter.
Every 96 000 km (60,000 mi)
•
Replace spark plugs. Inspect spark plug
wires and/or boots.
Every 161 000 km (100,000 mi)
•
Replace hood and/or body lift support gas
struts. Or every 10 years, whichever comes
first. See Gas Strut(s) 3206.
Every 240 000 km (150,000 mi)
•
D
rain and fill engine cooling system. Or
every six years, whichever comes first. See
Cooling System 3198.
•
Replace the oil pump drive belt and
timing belt. Or every 15 years, whichever
comes first.
Severe Conditions Requiring More
Frequent Maintenance*
•
Public service, military, or commercial use
vehicles to include the following:
– Ambulances, police cars, and
emergency rescue vehicles.
– Civilian vehicles such as light
duty pick-up trucks, SUVs, and
passenger cars that are used in
military applications.
– Recovery vehicles such as tow trucks
and flatbed single vehicle carriers or
any vehicle that is consistently used
in towing trailers or other loads.