GMC 2010 Yukon XL Denali Owner's Manual page 514

Scheduled Maintenance
Service Maintenance Maintenance
Change engine oil and filter. Reset oil life system.
Engine coolant level check.
Windshield washer fluid level check.
Tire inflation pressures check.
Tire wear inspection.
Rotate tires.
Fluids visual leak check.
Engine air cleaner filter inspection (vehicles driven in dusty conditions only).
Brake system inspection.
Chassis components lubrication.
Steering and suspension inspection.
Engine cooling system inspection.
Windshield wiper blades inspection.
Body components lubrication.
Restraint system components check.
Automatic transmission fluid level check.
Transfer case fluid level check.
Engine air cleaner filter inspection (vehicles not driven in dusty conditions).
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