GMC 1998 Yukon Owner's Manual page 378

Short TripKity Maintenance Schedule
--
Gasoline Engines
33,000
M i l e s
(55 000 km) (Continued)
0
Lubricate chassis components (or every 3 months, whichever occurs first).
0
Check readfront axle fluid level and add fluid
as needed. Check constant
(See footnote #.)
velocity joints and axle seals for leaking. (See footnote **.)
36,000 Miles (60 000 km)
0
Change engine oil and filter (or every 3 months, whichever occurs first).
0
Lubricate chassis components (or every 3 months, whichever occurs first).
0
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
0
Check readfront axle fluid level and add fluid as needed. Check constant
An Emksion Corztrol Service.
(See footnote #.)
rotation pattern and additional information. (See footnote
+.)
velocity joints and axle seals for leaking. (See footnote
**.)
39,000 Miles (65 000 km)
0
Change engine oil and filter (or every 3 months, whichever occurs first).
0
Lubricate chassis components (or every 3 months, whichever occurs first).
An Emission Control Service.
(See
footnote
#.)
0
Check readfront axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking. (See footnote
**.)
DATE
7-14