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GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-16417394) - 2023 - CRC - 4/26/22
Service and Maintenance
391
Exterior Lights
.
Visual inspection
Windshield and Wipers
.
Visual inspection
Battery
.
Battery visual inspection
.
Battery test results
.
Battery cables and connections
Systems, Fluids, and Visible Leak
Inspection
.
Engine oil
.
Transmission
.
Drive axle
.
Transfer case
.
Engine cooling system
.
Power steering, if equipped
.
Fuel system
.
Windshield washer fluid
Tire Inspection
.
Tire pressure, tread depth, and wear
.
Rotation, if applicable
.
Alignment check, optional
.
Reset tire pressure monitor
.
Check tire sealant expiration date,
if equipped
.
Check spare tire, if equipped
Brakes
.
Check brake system
Visible and Functional Inspections
.
Seat belt components
.
Exhaust system
.
Accelerator pedal
.
Passenger compartment air filter,
if equipped
.
Engine air filter
.
Hoses
.
Belts
.
Shocks and struts
.
Steering components
.
Axle boots or driveshaft and u-joints
.
Compartment lift struts, if equipped
.
Floor mats secured, no interference with
pedals
.
Horn
.
Ignition lock, if equipped
.
Starter switch
.
Evaporative control system
Lubricate
.
Chassis components
Special Application Services
.
Severe Commercial Use Vehicles Only:
Lubricate chassis components every oil
change.
.
Have underbody flushing service
performed. See "Underbody Maintenance"
in