GMC canyon 2018 Owner's Manual page 356

Maintenance Schedule
Additional Required
Services - Normal
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed.
Replace passenger compartment air filter. (1)
Replace engine air cleaner filter. (2)
Inspect evaporative control system. (3)
Replace spark plugs. Inspect spark plug wires.
Change transfer case fluid, if equipped with
4WD. (4)
Drain and fill engine cooling system. (5)
Visually inspect accessory drive belts. (6)
Replace brake fluid. If equipped with an automatic
transmission. (7)
Replace brake/clutch fluid. If equipped with
manual transmission. (8)
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
Service and Maintenance
fogging, or odors. Your GM dealer
can help determine when to replace
the filter.
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