automatic transmission CHEVROLET ASTRO 1998 2.G User Guide

Downloaded from www.Manualslib.com manuals search engine Maintenance Schedule
I Short Trip/City Definition
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.
driving
in stop-and-go traffic).
0 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 sooneE
0 Most trips include extensive idling (such as frequent
your vehicle.
or other commercial application.
I Short Trip/City Intervals
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. Front
Wheel Bearing Repack
(2WD only) (or at each brake
relining, whichever occurs first). Automatic
Transmission Service (severe conditions only).
Every 30,000 Miles (50 000 km): Air Cleaner Filter
Replacement. Fuel Filter Replacement.
Every 50,000 Miles (83 000 km): Automatic
Transmission Service (normal conditions).
Every 60,000 Miles (100 000 km): Engine
Accessory Drive Belt Inspection. Fuel Tank,
Cap and Lines Inspection.
7-5

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L Long Tripmighway Intervals 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): Automatic
Every 30,000 Miles (50 000 km): Fuel Filter
Transmission Service (severe conditions
only).
Replacement.
Air Cleaner Filter Replacement. Front
Wheel Bearing Repack
(2WD only) (or at each brake
relining, whichever occurs first).
Every 50,000 Miles (83 000 km): Automatic
Transmission Service (normal conditions).
Long Tripmighway Intervals
Every 60,000 Miles (100 000 km): Engine
Accessory Drive Belt Inspection.
Fuel Tank,
Cap and Lines Inspection.
Inspection. Spark Plug Replacement. 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.
Every 100,000 Miles (166 000 km): Spark Plug Wire
7-7

Downloaded from www.Manualslib.com manuals search engine 1 Short TripKity Maintenance Schedule I
0 Inspect air cleaner filter if you are driving in dusty conditions. Replace filter
if necessary.
An Emission Control Service. (See footnote?.)
velocity joints and axle seals for leaking. (See footnote
**.)
bearings (or at each brake relining, whichever occurs first).
under
one or more of these conditions:
0 Check readfront axle fluid level and add fluid as needed. Check constant
0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel
0 Change automatic transmission fluid and filter if the vehicle is mainly driven
- In heavy city traffic where the outside temperature regularly reaches
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
90 OF (32 O C) or higher.
- Uses such as found in taxi, police or delivery service.
If you do not use yaw- vehicle under any of these conditions, change thejiruid
andfilter every
50,000 miles (83 000 km).
18,000 Miles (30 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service.
7-11

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30,000 Miles (50 000 km) (Continued)
0
0
0
For Two-Wheel-Drive vehicles only: Clean and repack the front wheel
bearings (or at each brake relining, whichever occurs first).
Replace
fuel filter.
An Emission Control Service. (See footnote+.)
Replace air cleaner filter.
An Emission Control Service.
Change automatic transmission fluid and filter if the vehicle is mainly driven
under one or more of these conditions:
- In heavy city traffic where the outside temperature regularly reaches
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, change the fluid
and.filter every
50,000 miles (83 000 km).
Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information. (See footnote
+.)
90°F (32°C) or higher.
7-14

Downloaded from www.Manualslib.com manuals search engine I Short TripKity Maintenance Schedule 1
0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel
0 Change automatic transmission fluid and filter if the vehicle is mainly driven
bearings
(or at each brake relining, whichever occurs first),
under one
or more of these conditions:
- In heavy city traffic where the outside temperature regularly reaches
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, change the fluid
andfilter every
50,000 miles (83 000 km).
filter if necessary.
An Emission Control Service. (See footnote?.)
90°F (32°C) or higher.
0 Inspect air cleaner filter if you are driving in dusty conditions. Replace
48,000 Miles (80 000 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).
An Emission Control Service.
(See footnote #.)
(Continued)
DATE
MILEAGE
ACTUAL SERVICED BY:
7-17

Downloaded from www.Manualslib.com manuals search engine I Short TripKity Maintenance Schedule I
48,000 Miles (80 000 km) (Continued)
0 Check readfront axle fluid level and add fluid as needed. Check constant
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
velocity
joints and axle seals for leaking. (See footnote
*4:.)
rotation pattern and additional information. (See footnote +.)
50,000 Miles (83 000 km) DATE
0 If you haven’t used your vehicle under severe service conditions listed
MILEAGE
ACTUAL SERVICED BY previously and, therefore, haven’t changed your automatic transmission fluid,
change both the fluid and filter.
1
51,000 Miles (85 000 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 readfront axle fluid level and add fluid as needed. Check constant
An Emission Control Service.
(See footnote #.)
velocity joints and axle seals for leaking. (See footnote ‘$‘I:.)
DATE I
MILEAGE
ACTUAL SERVICED BY:
7-18

Downloaded from www.Manualslib.com manuals search engine I Short Trip/City Maintenance Schedule I
60,000 Miles (100 000 km) (Continued)
0 Lubricate chassis components (or every 3 months, whichever occurs first).
0 Check readfront axle fluid level and add fluid as needed. Check constant
0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel
(See footnote
#.)
velocity
joints and axle seals for leaking. (See footnote **.)
bearings (or at each brake relining, whichever occurs first).
0 Change automatic transmission fluid and filter if the vehicle is mainly driven
under one or more
of these conditions:
- In heavy city traffic where the outside temperature regularly reaches
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, change the fluid
andfilter every
50,000 miles (83 000 krn).
90°F (32°C) or higher.
0 Inspect engine accessory drive belt.
0 Replace fuel filter.
0 Replace air cleaner filter.
An Emission Control Service. (See footnote?.)
An Emission Control Service.
7-20

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75,000 Miles (125 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
I7 Lubricate chassis components (or every 3 months, whichever occurs first).
0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel
0 Change automatic transmission fluid and filter if the vehicle is mainly driven
An Emission Control Service.
(See footnote #.)
bearings (or at each brake relining, whichever occurs first).
under one or more of these conditions:
- In heavy city traffic where the outside temperature regularly reaches
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
90°F (32°C) or higher.
If you do not use your vehicle under any of these conditions, change the fluid
andfilter every
50,000 miles (83 000 km).
0 Inspect air cleaner filter if you are driving in dusty conditions. Replace filter
if necessary.
An Emission Co12trol Service. (See footnote?.)
velocity joints and axle seals for leaking. (See footnote
**.)
0 Check readfront axle fluid level and add fluid as needed. Check constant
I
DATE
I MILEAGE ACTUAL I SERVICED BY:

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90,000 Miles (150 000 km) (Continued)
0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel
0 Change automatic transmission fluid and filter if the vehicle is mainly driven
bearings (or at each brake relining, whichever
occurs first).
under one or more of these conditions:
- In heavy city traffic where the outside temperature regularly reaches
90°F (32°C) or higher.
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, clzange the*fluid
andfilter every 50,000 miles (83 000 km).
An Emission Control Service. (See footnote?.)
An Emission Control Service.
rotation pattern and additional information. (See footnote +.)
0 Replace fuel filter.
0 Replace air cleaner filter.
0 Rotate tires. See “Tire Inspection and Rotation’’ in the Index for proper
93,000 Miles (155 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service. MILEAGE
7-26

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100,000 Miles (166 000 km)
0 Inspect spark plug wires.
0 Replace spark plugs.
0 If you haven’t used your vehicle under severe service condit\
ions listed
An Emission Control Service.
An Emission Control Service.
previously and, therefore, haven’t changed your automatic transmission fluid,
change both the fluid and filter.
An Emission Control Service.
0 Inspect Positive Crankcase Ventilation (PCV) valve.
150,000 Miles (240 000 km)
Drain, flush and refill cooling system (or every 60 months since last service,
whichever occurs first). See “Engine Coolant” in the Index for what to use.
Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test
cooling system and pressure cap.
An Emission Control Service.
DATE I
MILEAGE
I DATE
MILEAGE
ACTUAL I SERVICED BY
7-28