GMC 2004 Yokon Denali, Owner'S Manual

Page: 435 / 480

Scheduled Maintenance
Service Maintenance
I
Maintenance
II
Change engine oil and filter. Reset oil life system. See Engine Oil on
page 5-14. An Emission Control Service.
• •
Lubricate chassis components. See footnote #.
• •
Visually check for any leaks or damage. See footnote (j).
• •
Inspect engine air cleaner filter or change indicator (if equipped). If necessary,
replace filter. See Engine Air Cleaner/Filter on page 5-19. An Emission Control
Service. See footnote †.
• •
Rotate tires and check inflation pressures and wear. See Tires on page 5-56.
• •
Inspect brake system. See footnote (a).
• •
Check engine coolant and windshield washer fluid levels and add fluid as
needed.
• •
Perform any needed additional services. See “Additional Required Services” in
this section.
• •
Inspect suspension and steering components. See footnote (b).
•
Inspect engine cooling system. See footnote (c).
•
Inspect wiper blades. See footnote (d).
•
Inspect restraint system components. See footnote (e).
•
Lubricate body components. See footnote (f).
•
Check transmission fluid level and add fluid as needed.
•
6-5