GMC 1999 Suburban, Owner'S Manual, Page: 363 / 424

Short Trip/City Scheduled Maintenance -- Gasoline Engines
yellow blue
7-13
30,000 Miles (50 000 km)
j Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service.
j Lubricate chassis components (or every 3 months, whichever occurs first).
(See footnote #.)
j Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking. (See footnote **.)
j For Two
-
Wheel
-
Drive vehicles only: Clean and repack the front wheel
bearings (or at each brake relining, whichever occurs first).
j Replace fuel filter.
An Emission Control Service. (See footnote
[.)
j Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information. (See fo.)
33,000 Miles (55 000 km)
j Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service.
(Continued)
ACTUAL
SERVICED BY:
MILEAGE
DATE
ACTUAL
SERVICED BY:
MILEAGE
DATE