GMC 2002 Savana - Manual (Page 365)

Short Trip/City Scheduled Maintenance
7-26
75,000 Miles (125 000 km) (Continued)
j Diesel Engine Only: Inspect engine air cleaner filter if you are driving
in dusty conditions. Replace filter if necessary.
An Emission Control Service. (See footnote
[.)
Gasoline Engine Only: See “Engine Air Cleaner Filter Restriction Indicator
Check” in the Index.
j Check axle fluid level and add fluid as needed. 2500 and 3500 Series Only:
If driving in dusty areas or when towing a trailer, drain fluid and refill every
15,000 miles (25 000 km).
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.