Cadillac Escalade 2021 Manual page 439

438 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.
Replace passenger compartment air filter. (1)
Inspect evaporative control system. (2)
Replace engine air cleaner filter. (3)
Change automatic transmission fluid and filter.
Change transfer case fluid, if equipped with 4WD. (4)
Replace spark plugs. Inspect spark plug wires and/or
boots.
Drain and fill engine cooling system. (5)
Visually inspect accessory drive belts. (6)
Replace brake fluid. (7)
Replace front and rear wiper blades. (8)
Replace hood and/or body lift support gas struts. (9)
Replace air conditioning desiccant. (10)