Chevrolet 1995 Tahoe Owner's Manual page 454

I
Maintenance Schedule II
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Diesel Engines
(Continued)
0
Replace air cleaner filter. An Emission Control Service.
0
For 2-Wheel Drive vehicles only: Clean and repack the front wheel
bearings (or at each brake relining, whichever occurs first).
0
Check the crankcase depression regulator valve system for any worn,
plugged or collapsed hoses. See service manual. An Emission Control
Service.
0
Replace fuel filter. Replace filter sooner if it is clogged.?
0
Check the EGR System (if equipped) (except Code F engine) as
described in the service manual. An Emission Control Service.
0
Inspect accessory drive (serpentine) belt for cracks, fraying and wear
and check belt for proper tension. Adjust or replace belt as needed. An
Emission Control Service.
0
Inspect shields and underhood insulation 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.
0
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, the cover fits tightly and the wing nuts are tight.
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.
0
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.
0
Check the exhaust pressure regulator valve for proper operation;
correct any binding. Inspect hoses for cracks, chafing
or
decay. Replace
parts as needed. An Emission Control Service.
0
Check readfront axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.
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