GMC Buick Encore GX 2020 Owner's Manual page 395

394 Service and Maintenance
Maintenance Schedule
Additional Required
Services - Severe
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed. Check
engine air filter life percentage and status.
Change engine air filter, if needed.
Replace passenger compartment air filter. (1)
Inspect evaporative control system. (2)
If the vehicle is not equipped with the engine air
filter life system, replace engine air cleaner
filter. (3)
Change automatic transmission fluid.
Replace spark plugs. Inspect spark plug wires
and/or boots.
Change rear axle fluid, if equipped with AWD. (4)
Drain and fill engine cooling system. (5)
Visually inspect accessory drive belts. (6)
Replace brake fluid. (7)
Replace windshield wiper blades. (8)
Replace hood and/or body lift support gas
struts. (9)
Replace air conditioning desiccant. (10)
Replace oil pump drive belt and timing belt. (LIH
1.2L L3 Engine Only). (11)