1993 PONTIAC GRAND-AM Owners Manual

Maintenance Schedule
...
Section A: Scheduled Maintenance Services lcont.1
Schedule 1
Follow Schedule I if your vehicle is
MAINLY driven under one or more
of the following conditions:
When most trips are less than 4 miles
When most trips are less than 10 miles
(6 km).
(16 km) and outside temperatures
remain below freezing.
When most trips include extended idling and/or frequent low-speed
operation, as in stop-and-go traffic.
When towing a trailer. (With some
models,
you shouldn’t ever tow a trailer.
See the
Index under Towing a Trailer.)
When operating in dusty areas.
Schedule I should also be followed if the
vehicle is used for delivery service, police,
taxi or other commercial
applications.
*An Emission Control Sewice.
* Re US. Environmental Protection Agency 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 vehicle usejkl lije. General Motors,
however, urges that all recommended main- tenance services be performed at the indicated
intervals and the maintenance be recorded
in
Section E: Maintenance Record.
264
ITEM
NO.
2
4
6
8
10
TO BE SERVICED
See Explanation of Scheduled Maintenance
Services
following Schedules I and 0.
WHEN TO PERFORM
Miles (kilometers) or Months
(whichever occurs jrst).
ProCarManuals.com

The services shown in this schedule up to 48,OOO miles (80 000 km) are to be
performed after
48,000 miles at the same intervals.
265
ProCarManuals.com

Maintenance Schedule
Section A: Scheduled Maintenance Services lcont.1
Schedule I1
Follow Schedule I1 ONLY if none of
the driving conditions specified in
Schedule
I apply.
*An Emission Control Sewice.
fi The US. Environmental Protection Agency
has determined that the failure to per$orm this
maintenance item
will not nullifL the emission
warranty or limit recall liability prior to the
completion
of vehicle usefil life. General
Motors, however, urges that
all recommended
maintenance services be per$ormed at the
indicated intervals and the maintenance be recorded in Section
E: Maintenance Record.
TO BE SERVICED
See &planation of Scheduled Maintenance
Services following Schedules I and II.
ITEM
No'
WHEN TO PERFORM
Miles (kilometers) or Months
(whichever occurs first).
2 I Chassis Lubrication 1 Every 7,500 Miles (E 500 km) or 12 Months.
Tire and Wheel Rotation
& Inspection At 7,500 Miles (12 500 km) and then every l5,000
Miles (25 000 km) or as necessary.
6 I Cooling System Service* I Every 30,000 Miles (50 000 km) or 24 Months.
8 I Spark Plug Replacement * I Every 30,000 Miles (50 000 km).
10 I Air Cleaner Filter Replacement* I Every 30,000 Miles (50 000 lan).
' 266
ProCarManuals.com

The services shown in this schedule up to 45,000 miles (75 000 km) are to be
MILES (000)
1 performed after 45,000 miles at the same intervals.
Ill 7m5 15 22.5 30 37.5 45
KILOMETERS (000)
11 12.5 1 25 37.5 50 I 62.5 75
ProCarManuals.com

Maintenance Schedule
Section A: Scheduled Maintenance Services [cant.]
Explanation of Scheduled Maintenance Services
Below are explanations of the services listed in Schedule I
and Schedule II.
The proper fluids and lubricants to use are listed in
Section D. Make sure whoever services your vehicle uses
ITEM
NO. SERVICE
1 Engine Oil and Filter Change-Always use SG
Energy Conserving 11 oils of proper viscosity.
The “SG” designation may be shown alone or
in
combination with others, such as “SG/CC,”
“SG/CD” or
“SF, SG, CC,” etc. If you have the
2.3L Quad OHC or a Quad
4 engine, the preferred
viscosity for your vehicle’s engine is
SAE 5W-30.
However, you can use
SAE 1OW-30 if it’s going to
be
0°F (-18°C) or above. If you have the 3300 V6
engine, the preferred viscosity for your vehicle’s
engine is
SAE 1OW-30. However, you can use SAE
5W-30 if it’s going to be 60°F (16°C) or below. these. All parts should be replaced and all necessary repairs
done before you or anyone else drives the vehicle.
NOTE: To determine your engine’s displacement and code,
see the
Index under Engine Identijication.
ITEM
NO.
2
3
4
SERVICE
Chassis Lubrication-Lubricate the transaxle shift
linkage, parking brake cable guides, underbody
contact points and linkage. Lubricate the front and
rear suspension, steering linkage and fuel filler
door and striker plunger.
Throttle
Body Mounting Bolt Torque (3300 V6
Code N engine)*-Check the torque of the
mounting bolts and/or nuts.
Tire and Wheel Rotation and Inspection-For
proper wear and maximum tire life, rotate your
tires following the instructions in this manual. See
the
Index under llres, Inspection & Rotation.
Check the tires for uneven wear or damage. If you
see irregular or premature wear, check the wheel
alignment. Check for damaged wheels
also.
* An Emission Control Service.
i? The US. Environmental Protection Agency has determined that the failure to pe@orm this maintenance item will not nullifL the emission warranty or
limit recall liability prior to the completion
of vehicle useful life. General Motors, however, urges that all recommended maintenance sem’ces be
peflormed at the indicated intervals and the maintenance be recorded in Section E: Maintenance Record.
268
ProCarManuals.com

ITEM
NO. SERVICE
5 Engine Accessory Drive Belt Inspection*-
Inspect the belt. for cracks, fraying, wear and
proper tension. Replace
as needed.
6 Cooling System Service*-Drain, flush and refill
the system with new or approved recycled coolant
conforming to
GM Specification 1825M. Keep
coolant at the proper mixture as specified. See the
Index under Coolant. This provides proper freeze
protection, corrosion inhibitor level and engine
operating temperature.
Inspect hoses and replace if they are cracked,
swollen or deteriorated. Clean the outside of the
surge
tank and air conditioning condenser.
To help ensure proper operation, we recommend a
pressure test
of both the cooling system and the
surge
tank pressure cap.
doesn’t require changing.
7 Transaxle Service-For a manual transaxle, fluid
ITEM
NO. SERVICE
For an automatic transaxle, change both the fluid
and filter every
15,000 miles (25 OOO krn) 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
(32OC) or higher.
In hilly or mountainous terrain.
When doing frequent trailer towing. With some
models, you shouldn’t even tow a trailer. See the
Index under Towing a Trailer.
Uses such as found in taxi, police car or delivery
service.
8
9
If you do not use your vehicle under any of
these conditions, change both the fluid and filter
every 100,000 miles
(160 000 km).
Spark Plug Replacement *-Replace spark plugs
with the proper type. See the
Index under
Replacement Parts.
Spark Plug Wire Inspection (3300 V6 Code N
engine)**-Inspect for burns, cracks or other
damage. Check the boot fit at the coils and at the
spark plugs, Replace wires as needed.
ProCarManuals.com

Maintenance Schedule
Section A: Scheduled Maintenance Services [cant.]
ITEM
NO. SERVICE
10 Air Cleaner Filter Replacement*-Replace every
30,000 miles (50 000 km) or more often under
dusty conditions. Ask your dealer for the proper
replacement intervals for your driving conditions.
ITEM
NO. SERVICE
11 Fuel Tank, Cap and Lines Inspection* b-
Inspect fuel tank, cap and lines (including fuel rails
and injection assembly) for damage or leaks.
Inspect fuel cap gasket for an even filler neck
imprint or any damage. Replace parts as needed.
Periodic replacement of the fuel filter is not
required.
*An Emission Control Service,
-& ne US. Environmental Protection Agency has determined that the failure to pe$orrn this maintenance item will not nullify the emission warranty or\

limit recall liability prior to the completion
of vehicle useful life. General Motors, however, urges that all re\
commended maintenance services be
perjiormed at the indicated intervals and the maintenance be recorded in Section E: Maintenance Record.
270
ProCarManuals.com

Section B: Owner Checks 6 Services
Listed below 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
Section
D.
At Each Fuel Fill (It is important for you or a service station attendant to perhrm these underhood checks at each fuel fill.)
CHECK
I OR SERVICE I WHAT TO DO
Engine Oil Level
I Engine Coolant Level
I
I
Windshield Washer
Fluid Level Check the
engine oil level and add the proper oil if necessary. See the
Index under Engine Oil for
further details.
Check the engine coolant level in the surge
tank and add the proper coolant mix if necessary. See
the Index under Coolant for further details.
Check the windshield washer fluid level in the windshield washer
tank and add the proper fluid
if necessary. See the
Index under Windshield Washer Fluid for further details.
At Least Once a Month
CHECK
WHAT TO DO OR SERVICE
Tire Inflation Check tire inflation: make sure they are inflated to the pressures specified on the Tire-Loading
Information label located on the rear edge of the driver's door. See the
IndRx under Eres for
further details.
ProCarManuals.com