service Oldsmobile Alero 2003 s Repair Manual

If the system is ever reset accidentally, you must
change your oil at
3,000 miles (5 000 km) since your
last oil change. Remember to reset the oil life system
whenever the oil
is changed. See Engine Oil on
page
5-15 for information on resetting the system.
After the services are performed, record the date,
odometer reading and who performed the service on the
maintenance record pages in part
E of this schedule.
An Emission Control Service.
7,500 Miles (12 500 km)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
15,000 Miles (25 000 km)
0 Inspect engine air cleaner filter if you are driving in
dusty conditions. Replace filter
if necessary. An
Emission Control Service. (See footnote
t.)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
22,500 Miles (37 500 km)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
30,000 Miles (50 000 km)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
il Replace engine air cleaner filter. An Emission
Control Service.
37,500 Miles (62 500 km)
El Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
45,000 Miles (75 000 km)
0 Inspect engine air cleaner filter if you are driving in
dusty conditions. Replace filter
if necessary. An
Emission Control Service. (See footnote
t.)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
6-6

50,000 Miles (83 000 km)
0 Change automatic transaxle 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
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, the fluid and filter do not require changing.
52,500 Miles (87 500 km)
c3 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
60,000 Miles (100 000 km)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
0 Replace engine air cleaner filter. An Emission
Control Service.
67,500 Miles (1 12 500 km)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
75,000 Miles (125 000 km)
LI Inspect engine air cleaner filter if you are driving in
dusty conditions. Replace filter
if necessary. An
Emission Control Service. (See footnote
f.)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
U Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
6-7

90,000 Miles (150 000 km)
0 Replace engine air cleaner filter. An Emission
0 Rotate tires. See Tire Inspection and Rotation on
Control Service.
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
97,500 Miles (162 500 km)
0 Rotate tires. See Tire Inspection and Rotation on
page
5-55 for proper rotation pattern and additional
information.
(See footnote +.)
100,000 Miles (166 000 km)
0 Inspect spark plug wires (except 2.2L Code F
L4 engine). An Emission Control Service.
0 Replace spark plugs. An Emission Control Service.
0 Change automatic transaxle 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
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, the fluid and filter do not require changing.
150,000 Miles (240 000 km)
0 Drain, flush and refill cooling system (or every
60 months since last service, whichever occurs first).
See
Engine Coolant on page 5-23 for what to use.
Inspect hoses. Clean radiator, condenser, pressure
cap and neck. Pressure test the cooling system
and pressure cap.
An Emission Control Service.
0 Inspect engine accessory drive belt. An Emission
Control Service.
6-8

Part B: Owner Checks and Services
Listed in this part are owner checks and services
which should be performed at the intervals specified to
help ensure the safety, dependability and emission
control performance of your vehicle.
Be sure any necessary repairs are completed at once.
Whenever any fluids or lubricants are added to your
vehicle, make sure they are the proper ones, as shown
in Part
D.
At Each Fuel Fill
It is important for you or a service station attendant to
perform these Lmderhood checks at each fuel fil!.
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. See Engine Oil on page 5-15 for further
details.
Engine Coolant Level Check
Check the engine coolant level and add DEX-COOL@
coolant mixture
if necessary. See Engine Coolant
on page
5-23 for further details.
Windshield Washer Fluid Level Check
Check the windshield washer fluid level in the windshield
washer tank and add the proper fluid
if necessary.
See
Windshield Washer Fluid on page 5-36 for further
details.
At Least Once a Month
Tire Inreation Check
Make sure tries are inflated to the correct pressures.
Don’t forget to check your spare tire. See
Tires on
page 5-53 for further details.
Cassette Deck Service
Ziean casseiire deck. Zieaning snouid be done every
50 hours of tape play. See Audio System(s) on
page
3-38 for further details.
6-9

At Least Twice a Year
Restraint System Check
Make sure the safety belt reminder light and all your
belts, buckles, latch plates, retractors and anchorages
are working properly. Look for any other loose or
damaged safety belt system parts. If you see anything
that might keep a safety belt system from doing its
job, have it repaired. Have any torn or frayed safety belts
replaced.
Also look for any opened or broken air bag coverings,
and have them repaired or replaced. (The air bag
system does not need regular maintenance.)
Wiper Blade Check
Inspect wiper blades for wear or cracking. Replace
blade inserts that appear worn or damaged or that
streak or miss areas of the windshield.
Also see
Cleaning the Outside of Your Vehicle on page 5-75.
Weatherstrip Lubrication
Silicone grease on weatherstrips will make them last
longer, seal better, and not stick or squeak. Apply
silicone grease with a clean cloth. During very cold,
damp weather more frequent application may be
required. See
Part D: Recommended Fluids and
Lubricants on page 6-15.
Manual Transaxle Check
It is not necessary to check the transaxle fluid level.
Check for leaks.
A fluid leak is the only reason for fluid
loss. Have the system inspected and repaired if
needed.
Automatic Transaxle Check
It is not necessary to check the transaxle fluid level. A
transaxle fluid leak is the only reason for fluid loss.
Check for leaks. If a leak occurs, take the vehicle to your
dealer and have it repaired as soon as possible.
Hydraulic Clutch System Check
Check the fluid level in the clutch reservoir. See
Hydraulic Clutch on page 5-22. A fluid loss in this
system could indicate a problem. Have the system
inspected and repaired at once.
At Least Once a Year
Key Lock Cylinders Service
Lubricate the key lock cylinders with the lubricant
specified in Part
D.
6-1 0

Body Lubrication Service
Lubricate all the door hinges and latches, including
those for the hood and the trunk lid. Part
D tells
you what to use. More frequent lubrication may be
required when exposed to a corrosive environment.
Starter S---:tc" Ct---'-
Automatic Transaxle Shift Lock Control
System Check
When you are doing this chec the vehicle
could move suddenly.
If it does, you or others
could be injured. Follow the steps below.
When you are doing this check, the vehicle
could move suddenly.
If it does, you or others
CGG!~ be i~j~d. FO~~GVV the steps below.
1. Before you start, be sure you have enough room
2. Firmly apply both the parking brake and the regular
around the vehicle.
brake. See
Parking Brake on page 2-26 if
necessary.
Do not use the accelerator pedal, and be ready to
turn
off the engine immediately if it starts.
3. Try to start the engine in each gear. The starter
should work only in PARK (P) or NEUTRAL (N).
If the starter works in any other position, your
vehicle needs service.
1. Before you start, be sure you have enough room
around the vehicle. It should be parked
on a level
surface.
2. Firmly apply the parking brake. See Parking Brake
on page
2-26 if necessary.
Be ready to apply the regular brake immediately
if
the vehicle begins to move.
but don't start the engine. Without applying the
regular brake, try to move the shift lever out
of PARK (P) with normal effort. If the shift lever
moves out of PARK (P), your vehicle needs service.
3. With the engine off, turn the key to the ON position,
6-1 1

Ignition Transaxle Lock Check
While parked, and with the parking brake set, try to turn
the ignition key to
OFF in each shift lever position.
With an automatic transaxle, the key should turn to
OFF only when the shift lever is in PARK (P).
With a manual transaxle, the key should turn to
OFF only when the shift lever is in reverse.
On all vehicles, the key should come out only
in OFF.
Parking Brake and Automatic Transaxle
Parl- 'P) ""xhanism Check
Park on a fairly steep hill, with the vehicle facing
downhill. Keeping your foot on the regular brake, set the
parking brake.
To check the parking brake's holding ability:
With the engine running and transaxle in
NEUTRAL (N), slowly remove foot pressure from
the regular brake pedal.
Do this until the vehicle is
held by the parking brake only.
To check the PARK (P) mechanism's holding
ability: With the engine running, shift to PARK (P).
Then release the parking brake followed by the
regular brake.
Underbody Flushing Service
When you are doing this check, your vehicle
could begin to move. You or others could be
injured and property could be damaged. Make
sure there is room in front of your vehicle in
case it begins to roll. Be ready
to apply the
regular brake at once should the vehicle begin
to move.
I
At least every spring, use plain water to flush any
corrosive materials from the underbody. Take care to
clean thoroughly any areas where mud and other debris
can collect.
6-1 2

Part C: Periodic Maintenance
Inspections
Listed in this part are inspections and services which
should be performed at least twice a year (for instance,
each spring and fall).
You should let your dealer’s
service department or other qualified service center do
these jobs. Make sure any necessary repairs are
completed at once.
Proper procedures to perform these services may be
found in a service manual. See
Service Publications
Ordering Information on page
7- IO.
Steering, Suspension and Front
Drive Axle Boot and Seal Inspection
Inspect the front and rear suspension and steering
system for damaged, loose or missing parts, signs of
wear or lack of lubrication. Inspect the power steering
lines and hoses for proper hook-up, binding, leaks,
cracks, chafing, etc. Clean and then inspect the drive
axle boot seals for damage, tears or leakage. Replace
seals
if necessary.
Exhaust System Inspection
Inspect the complete exhaust system. Inspect the body
near the exhmst system. Look for broken, damaged,
missing or out-of-position parts as well as open seams,
holes, loose connections or other conditions which
could cause a heat build-up in the floor pan or could let
exhaust fumes into the vehicle. See
Engine Exhaust
on page
2-30.
6-1 3

Part E: Maintenance Record
After the scheduled services are performed, record the date, odometer reading and who performed the service and any
additional information from “Owner Checks and Services” or “Periodic Maintenance” on the following record pages. Also,
you should retain all maintenance receipts. Your owner information portfolio is a convenient place to store them.
Maintenance Record
6-1 6

Section 7 Customer Assistance Information
Customer Assistance Information .................. 7.2
Customer Satisfaction Procedure
...................... 7.2
Customer Assistance for Text Telephone
Customer Assistance
Off ices ............................ 7.3
GM Mobility Program for Persons with
Disabilities
.................................................. 7.5
Roadside Assistance Program
.......................... 7.5
(TTY) Users ............................................... 7.3 Courtesy
Transportation
.................................. -7-7
Government
............................................... 7.9
Government
............................................... 7.9
General Motors
........................................... 7.9
Service Publications Ordering Information
......... 7.10
Reporting Safety Defects
to the United States
Reporting Safety Defects to the Canadian
Reporting Safety Defects to
7-
1