2005 BUICK TERRAZA engine oil

(g)If you drive regularly under dusty conditions, inspect
the lter at each engine oil change.
(h)Change automatic transaxle uid and lter 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.
(i)Drain, ush and rell cooling system. See Engine
Coolant on page 5-21 for what to use. Inspect hoses.
Clean radiator, condenser, pressure cap and ller neck.
Pressure test the cooling system and pressure cap.
(j)Check system for interference or binding and
for damaged or missing parts. Replace parts as needed.
Replace any components that have high effort or
excessive wear. Do not lubricate accelerator or cruise
control cables.
(k)A uid loss in any vehicle system could indicate a
problem. Have the system inspected and repaired
and the uid level checked. Add uid if needed.Owner Checks and Services
These owner checks and services should be performed
at the intervals specied to help ensure the safety,
dependability and emission control performance of your
vehicle. Your GM Goodwrench
®dealer can assist
you with these checks and services.
Be sure any necessary repairs are completed at once.
Whenever any uids or lubricants are added to your
vehicle, make sure they are the proper ones, as shown
inRecommended Fluids and Lubricants on page 6-11.
At Each Fuel Fill
It is important to perform these underhood checks at
each fuel ll.
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. SeeEngine Oil on page 5-13for further
details.
Notice:It is important to check your oil regularly
and keep it at the proper level. Failure to keep your
engine oil at the proper level can cause damage
to your engine not covered by your warranty.
6-8

Engine Coolant Level Check
Check the engine coolant level and add
DEX-COOL®coolant mixture if necessary.
SeeEngine Coolant on page 5-21for further details.
Windshield Washer Fluid Level Check
Check the windshield washer uid level in the windshield
washer tank and add the proper uid if necessary.
At Least Once a Month
Tire Ination Check
Visually inspect your vehicle’s tires and make sure they
are inated to the correct pressures. Do not forget to
check the spare tire. SeeTires on page 5-47for further
details. Check to make sure the spare tire is stored
securely. SeeChanging a Flat Tire on page 5-62.
Tire Wear Inspection
Tire rotation may be required for high mileage highway
drivers prior to the Engine Oil Life System service
notication. Check the tires for wear and, if necessary,
rotate the tires. SeeTire Inspection and Rotation
on page 5-54.
At Least Once a Year
Starter Switch Check
{CAUTION:
When you are doing this inspection, the
vehicle could move suddenly. If the vehicle
moves, you or others could be injured.
1. Before you start, be sure you have enough room
around the vehicle.
2. Firmly apply both the parking brake and the regular
brake. SeeParking Brake on page 2-37if
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, contact
your GM Goodwrench
®dealer for service.
6-9

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.
Contact your GM Goodwrench
®dealer if service is
required.
Underbody Flushing Service
At least every spring, use plain water to ush any
corrosive materials from the underbody. Take care
to clean thoroughly any areas where mud and other
debris can collect.
Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name, part
number or specication may be obtained from your
dealer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets
GM Standard GM6094M and
displays the American Petroleum
Institute Certied for Gasoline
Engines starburst symbol.
GM Goodwrench
®oil meets all
the requirements for your vehicle.
To determine the proper viscosity
for your vehicle’s engine, see
Engine Oil on page 5-13.
Engine Coolant50/50 mixture of clean,
drinkable water and use only
DEX-COOL
®Coolant. See
Engine Coolant on page 5-21.
Hydraulic Brake
SystemDelco Supreme 11 Brake Fluid or
equivalent DOT-3 brake uid.
Windshield
Washer SolventGM Optikleen
®Washer Solvent.
6-11

Normal Maintenance Replacement Parts
Replacement parts identied below by name, part number, or specication can be obtained from your dealer.
Part GM Part Number ACDelco®Part Number
Engine Air Cleaner/Filter 12565752 A-2946C
Engine Oil Filter 25010792 PF-47
Spark Plugs 12568387 41-101
Wiper Blades (Hook Type)
Driver’s Side — 22.0 inches (55.0 cm) 15192143 —
Passenger’s Side — 24.0 inches (60.0 cm) 15192144 —
Rear — 16.0 inches (40.0 cm) 15192147 —
6-13

Engine (cont.)
Check and Service Engine Soon Light............3-40
Coolant......................................................5-21
Coolant Heater............................................2-32
Coolant Temperature Gage...........................3-39
Engine Compartment Overview......................5-12
Exhaust.....................................................2-40
Oil .............................................................5-13
Oil Life System...........................................5-16
Overheated Protection Operating Mode...........5-26
Overheating................................................5-24
Starting......................................................2-31
Entry Lighting.................................................3-17
Event Data Recorders (EDR)............................. 7-9
Exit Lighting...................................................3-18
Extender, Safety Belt.......................................1-34
Exterior Lamps...............................................3-14
F
Filter
Engine Air Cleaner......................................5-17
Finish Damage...............................................5-83
Fixed Mast Antenna.......................................3-114
Flash-to-Pass................................................... 3-8Flat Tire........................................................5-62
Flat Tire, Changing.........................................5-62
Flat Tire, Storing.............................................5-74
Fluid
Automatic Transaxle.....................................5-19
Power Steering...........................................5-32
Windshield Washer......................................5-32
Folding Tray...................................................2-51
Front Console Storage Area.............................2-50
Front Reading Lamps......................................3-19
Fuel............................................................... 5-5
Additives...................................................... 5-6
California Fuel.............................................. 5-6
Filling a Portable Fuel Container....................5-10
Filling Your Tank........................................... 5-8
Fuels in Foreign Countries.............................. 5-7
Gage.........................................................3-44
Gasoline Octane........................................... 5-5
Gasoline Specications.................................. 5-5
Low Warning Light.......................................3-44
Fuses
Fuses and Circuit Breakers...........................5-87
Instrument Panel Fuse Block.........................5-88
Underhood Fuse Block.................................5-90
Windshield Wiper.........................................5-87
5

Loss of Control...............................................4-16
Low Fuel Warning Light...................................3-44
Luggage Carrier..............................................2-51
M
Maintenance Schedule
Additional Required Services........................... 6-6
At Each Fuel Fill........................................... 6-8
At Least Once a Month.................................. 6-9
At Least Once a Year.................................... 6-9
Introduction.................................................. 6-2
Maintenance Footnotes.................................. 6-7
Maintenance Record....................................6-14
Maintenance Requirements............................. 6-2
Normal Maintenance Replacement Parts.........6-13
Owner Checks and Services........................... 6-8
Recommended Fluids and Lubricants.............6-11
Scheduled Maintenance................................. 6-4
Using.......................................................... 6-3
Your Vehicle and the Environment................... 6-2
Malfunction Indicator Light................................3-40
Manual Passenger Seat.................................... 1-3
Memory Seat.................................................2-54
Message
DIC Warnings and Messages........................3-51Mirrors
Manual Rearview Mirror................................2-41
Manual Rearview Mirror with Compass
and Temperature......................................3-34
Outside Convex Mirror.................................2-42
Outside Heated Mirrors................................2-42
Outside Power Mirrors..................................2-41
MyGMLink.com................................................ 7-3
N
Navigation/Radio System..................................3-96
New Vehicle Break-In......................................2-30
Normal Maintenance Replacement Parts............6-13
O
Odometer......................................................3-33
Odometer, Trip...............................................3-33
Off-Road Recovery..........................................4-14
Oil
Engine.......................................................5-13
Pressure Light.............................................3-42
Oil, Engine Oil Life System..............................5-16
Older Children, Restraints................................1-34
Online Owner Center........................................ 7-3
8