Schedule Additional Required; Services - Normal; Service and Maintenance- Page 386

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-

8534310) - 2016 - crc - 2/29/16

Service and Maintenance

385

Footnotes

—

Maintenance

Schedule Additional Required
Services - Normal

(1)

Or every two years, whichever

comes first. More frequent
passenger compartment air filter
replacement may be needed if
driving in areas with heavy traffic,
poor air quality, high dust levels,
or environmental allergens.
Passenger compartment air filter
replacement may also be needed if
there is reduced airflow, window
fogging, or odors. Your GM dealer
can help determine when to replace
the filter.

(2)

Check all fuel and vapor lines

and hoses for proper hook-up,
routing, and condition.

(3)

Or every four years, whichever

comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.

(4)

Or every five years, whichever

comes first. See

Cooling

System

0

319

.

(5)

Or every 10 years, whichever

comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.

(6)

Replace brake fluid every three

years. See

Brake Fluid

0

325

.