1998 CHEVROLET EXPRESS maintenance

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Short Trip/City Definition -- Gasoline Engines
Follow the Short Trip/City Maintenance Schedule if any
one of these conditions is true for your vehicle:
Most trips are less than 5 to 10 miles (8 to 16 km).
This is particularly important when outside
temperatures are below freezing.
Most trips include extensive idling (such as frequent
driving
in stop-and-go traffic).
Most trips are through dusty areas.
You frequently tow a trailer or use a carrier on top of
If the vehicle is used for delivery service, police, taxi
One of the reasons you should follow this schedule if
you operate your vehicle under any of these conditions
is that these conditions cause engine oil
to break
down sooner:
your vehicle.
or other commercial application.
Short Trip/City Intervals -- Gasoline Engines
Every
3,000 Miles (5 000 km): Engine Oil and Filter
Change (or
3 months, whichever occurs first). Chassis
Lubrication (or
3 months, whichever occurs first). Drive
Axle Service (or
3 months, whichever occurs first).
Every 6,000 Miles (10 000 km): Tire Rotation.
Every 15,000 Miles (25 000 km): Air Cleaner Filter
Inspection, if driving in dusty conditions. Shields and
Underhood Insulation Inspection (GVWR above
8,500 lbs. only). Front Wheel Bearing Repack (or at
each brake relining, whichever occurs first).
Every 30,000 Miles (50 000 km): Air Cleaner Filter
Replacement. Fuel Filter Replacement.
Every 50,000 Miles (83 000 km): Automatic
Transmission Service (vehicles over
8600 GVWR or
driven under severe conditions only).
7-5

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I Short Trip/City Intervals -- Gasoline Engines I
Every 60,000 Miles (100 000 km): Engine Accessory
Drive Belt Inspection. Fuel Tank, Cap and Lines
Inspection. Exhaust Gas Recirculation System
Inspection. Evaporative Control System Inspection.
Every 100,000 Miles (166 000 km): Spark Plug Wire
Inspection. Spark Plug Replacement. Automatic
Transmission Service (normal conditions). Positive
Crankcase Ventilation (PCV) Valve Inspection.
Every 150,000 Miles (240 000 km): Cooling System
Service (or every
60 months, whichever occurs first).
These intervals only summarize maintenance services.
Be sure to follow the complete maintenance schedule on
the following pages.
bmng TripMighway Definition -- Gasoline Engines I
Follow this maintenance schedule only if none of the
conditions from the Short Trip/City Maintenance
Schedule is true.
Do not use this schedule if the vehicle
is used for trailer towing, driven in a dusty area
or used
off paved roads. Use the Short Trip/City schedule for
these conditions.
Driving a vehicle with a fully warmed engine
under highway conditions causes engine oil to break
down slowex
7-6

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Long Tripmighway Intervals -- Gasoline Engines I
Every 7,500 Miles (12 500 km): Engine Oil and Filter
Change (or every
12 months, whichever occurs first).
Chassis Lubrication (or every 12 months, whichever
occurs first). Drive Axle Service. Tire Rotation.
Every 15,000 Miles (25 000 km): Shields and
Underhood Insulation Inspection (GVWR above
8,500 lbs. only).
Replacement. Air Cleaner Filter Replacement. Front
Wheel Bearing Repack (or at each brake relining,
whichever occurs first).
Transmission Service (vehicles over
8600 GVWR or
driven under severe conditions only).
Every 30,000 Miles (50 000 km): Fuel Filter
Every 50,000 Miles (83 000 km): Automatic
Long Tripmighway Intervals -- Gasoline Engines
Every
60,000 Miles (100 000 km): Engine Accessory
Drive Belt Inspection. Fuel Tank, Cap and Lines
Inspection. Exhaust Gas Recirculation System
Inspection. Evaporative Control System Inspection.
Every 100,000 Miles (166 000 km): Spark Plug Wire
Inspection. Spark Plug Replacement. Automatic
Transmission Service (normal conditions). Positive
Crankcase Ventilation (PCV) Valve Inspection.
Every 150,000 Miles (240 000 km): Cooling System
Service (or every
60 months, whichever occurs first).
These intervals only summarize maintenance services.
Be sure
to follow the complete maintenance schedule on
the following pages.
7-7

Downloaded from www.Manualslib.com manuals search engine Short Trip/City Maintenance Schedule -- Gasoline Engines
The services shown in this schedule up to 100,000 miles
(166 000 km) should be performed after 100,000 miles
(166 000 km) at the same intervals. The services shown
at 150,000 miles (240
000 km) should be performed at
the same interval after 150,000 miles (240
000 km).
See “Owner Checks and Services” and “Periodic
Maintenance Inspections” following.
Footnotes
The U.S. Environmental Protection Agency or the
California Air Resources Board has determined that the
failure to perform this maintenance item will not nullify
the emission warranty or limit recall liability prior to the
completion of the vehicle’s useful life. We, however,
urge that all recommended maintenance services be
performed at the indicated intervals and the maintenance
be recorded.
# Lubricate the front suspension, kingpin bushings,
steering linkage and rear driveline center splines.
+ A good time to check your brakes is during tire
rotation. See “Brake System Inspection” under “Periodic
Maintenance Inspections” in
Part C of this schedule.
* * Drive axle service (see “Recommended Fluids and
Lubricants” in the Index for proper lubricant to use):
0
0
0
Locking Differential -- Drain fluid and refill at first
engine oil change. At subsequent oil changes, check
fluid level and add fluid as needed. If driving in
dusty areas or towing a trailer, drain fluid and refill
every 15,000 miles (25
000 km).
Standard Differential -- Check fluid level and add
fluid as needed at every oil change. If driving in
dusty areas
or towing a trailer, drain fluid and refill
every 15,000 miles
(25 000 km).
More frequent lubrication may be required for
heavy-duty use.
7-8

Downloaded from www.Manualslib.com manuals search engine I Short TripKity Maintenance Schedule -- Gasoline Engines I
3,000 Miles (5 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
0 Lubricate chassis components (or every 3 months, whichever occurs first).
0 Check axle fluid level and add fluid as needed. (See footnote **.)
An Emission Control Service.
(See footnote #.)
6,000 Miles (10 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
0 Lubricate chassis components (or every 3 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 #.)
9,000 Miles (15 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
0 Lubricate chassis components (or every 3 months, whichever occurs first).
Check axle fluid level and add fluid as needed. (See footnote **.)
An Emission Control Service.
(See footnote #.)
DATE I -~
SERVICED BY:
n4TE I
MILEAGE
7-9

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12,000 Miles (20 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
0 Lubricate chassis components (or every 3 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
+.)
MILEAGE An Emission Control Service.
(See footnote #.)
15,000 Miles (25 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
0 Lubricate chassis components (or every 3 months, whichever occurs first).
0 Inspect air cleaner filter if you are driving in dusty conditions. Replace filter
An Emission Control Sewice.
(See footnote #.)
if necessary.
An Emission Control Service. (See footnote?.)
0 Check axle fluid level and add fluid as needed. (See footnote **.)
DATE I
MILEAGE
ACTUAL SERVICED BY
7-10

Downloaded from www.Manualslib.com manuals search engine I Short TripKity Maintenance Schedule -- Gasoline Engines I
0 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.
18,000 Miles (30 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service.
0 Lubricate chassis components (or every 3 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
+.)
(See footnote #.)
21,000 Miles (35 000 km)
Change engine oil and filter (or every 3 months, whichever occurs first).
0 Lubricate chassis components (or every 3 months, whichever occurs first).
0 Check axle fluid level and add fluid as needed. (See footnote **.)
An Emission Control Service.
(See footnote #.)
DATE I
MILEAGE ACTUAL I SERVICEDBY I
DATE I
SERVICED BY:
1
7-11

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24,000 Miles (40 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
0 Lubricate chassis components (or every 3 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 #.)
27,000 Miles (45 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service.
0 Lubricate chassis components (or every 3 months, whichever occurs first).
0 Check axle fluid level and add fluid as needed. (See footnote **.)
(See footnote #.)
30,000 Miles (50 000 km)
Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service.
0 Lubricate chassis components (or every 3 months, whichever occurs first).
(See footnote
#.)
DATE I
MILEAGE
DATE
I
DATE I
7-12