GMC Yukon Denali 2003 Owner's Manual page 409

30,000 Miles (50 000 km)
Inspect engine air cleaner filter change indicator. If
necessary, replace the filter. If vehicle is driven in
dusty/dirty conditions, inspect filter change indicator
at every engine oil change. See Engine Air
Cleaner/Filter on page 5-18 for more information. An
Emission Control Service. (See footnote †.)
Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking.
Rotate tires. See Tire Inspection and Rotation on
page 5-58 for proper rotation pattern and additional
information. (See footnote +.)
Replace fuel filter. An Emission Control Service. (See
footnote †.)
37,500 Miles (62 500 km)
Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking.
Rotate tires. See Tire Inspection and Rotation on
page 5-58 for proper rotation pattern and additional
information. (See footnote +.)
45,000 Miles (75 000 km)
Inspect engine air cleaner filter change indicator. If
necessary, replace the filter. If vehicle is driven in
dusty/dirty conditions, inspect filter change indicator
at every engine oil change. See Engine Air
Cleaner/Filter on page 5-18 for more information. An
Emission Control Service. (See footnote †.)
Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking.
Rotate tires. See Tire Inspection and Rotation on
page 5-58 for proper rotation pattern and additional
information. (See footnote +.)
6-7