Chevrolet 1996 C/K Pickup Owner's Manual page 335

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Short TripKity Maintenance Schedule
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Gasoline Engines
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15,000 Miles (25 000 km)
0
Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Service.
0
Lubricate chassis components; see footnote #
(or every 3 months, whichever occurs first).
Check readfront axle fluid level and add
fluid as needed. Check constant velocity
joints and axle seals for leaking.
**
0
For Two-Wheel-Drive vehicles only: Clean
and repack the front wheel bearings (or at
each brake relining, whichever occurs first).
0
Vehicles With GVWR Above 8,500 lbs.
Only: 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
If your engine has a thermo statical1 Y
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
CI
Noise Emission
Control Service. Applicable only to vehicles sold in
the United States.
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DATE
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ACTUAL MILEAGE ISERVICED BY1
L
7-9