GMC 2000 Savana - Manual (Page 353)

Short Trip/City Scheduled Maintenance
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j Replace fuel filter.
An Emission Control Service. (See footnote
[.)
j Replace engine air cleaner filter.
An Emission Control Service.
j Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information. (See footnote +.)
j Vehicles With GVWR Above 10,000 lbs. or Equipped with Diesel Engine
Only: Inspect shields for damage or looseness. Adjust or replace as required.
This is a Noise Emission Control Service. Applicable only to vehicles sold in
the United States.
j Diesel Engine Only: Check the air intake system installation to assure that
gaskets are properly sealed and that all hose connections, fasteners and other
components are tight. Also check to be sure that the air cleaner housing is
properly seated and the cover fits tightly. Tighten connections and fasteners or
replace damaged parts as necessary. This is a Noise Emission Control Service.
Applicable only to vehicles sold in the United States.
j Diesel Engine Only: If your engine has a thermostatically controlled cooling fan,
inspect all hoses and ducts for proper hook - up (or every 12 months, whichever
occurs first). Be sure the valve works properly. This is a Noise Emission Control
Service. Applicable only to vehicles sold in the United States.