GMC 1998 Savana Van Owner's Manual page 341

Trip/Highway Maintenance Schedule
--
Gasoline Engines'
I
22,500 Miles (37 500 km)
0
Change engine oil and filter (or every 12 months, whichever occurs first).
0
Lubricate chassis components (or every 12 months, whichever occurs first).
0 Check axle fluid level and add fluid as needed. (See footnote **.)
0
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information. (See footnote +.)
An Emission Control Service.
(See footnote
#.)
30,000 Miles (50 000 km)
0
Change engine oil and filter (or every 12 months, whichever occurs first).
0
Lubricate chassis components (or every 12 months, whichever occurs first).
0
Check axle fluid level and add fluid as needed. (See footnote
**.)
0
Clean and repack the front wheel bearings (or at each brake relining,
0
Rotate tires. See "Tire Inspection and Rotation" in the Index for
An Emission Control Service.
(See footnote #.)
whichever occurs first).
proper rotation pattern and additional information. (See footnote +.)
(Continued)
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DATE
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MILEAGE
ACTUAL
1
SERVICEDBY
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DATE
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MILEAGE
7-29