2004 CADILLAC CTS engine oil

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 5-18for
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.
Engine Coolant Level Check
Check the engine coolant level and add
DEX-COOL®coolant mixture if necessary. SeeEngine
Coolant on page 5-29for 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 tires and make sure tires are
inated to the correct pressures. Do not forget to check
your spare tire. SeeTires on page 5-58for further
details. Check to make sure the spare tire is stored
securely. Push, pull and then try to rotate or turn
the spare tire. If it moves, tighten it. SeeChanging a
Flat Tire on page 5-81.
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 2-35if necessary.
Do not use the accelerator pedal, and be ready to
turn off the engine immediately if it starts.
6-10

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 OilThe engine requires a special
engine oil meeting GM Standard
GM4718M. Oils meeting this
standard may be identied as
synthetic, and should also be
identied with the American
Petroleum Institute Certied for
Gasoline Engines starburst symbol.
However, not all synthetic API oils
with the starburst symbol will meet
this GM standard. You should look
for and use only an oil that meets
GM Standard GM4718M. GM
Goodwrench oil meets all the
requirements for your vehicle.
For the proper viscosity, seeEngine
Oil on page 5-18.
Usage Fluid/Lubricant
Engine Coolant50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant on
page 5-29.
Hydraulic Brake
SystemDelco Supreme 11
®Brake Fluid or
equivalent DOT-3 brake uid.
Windshield
Washer SolventGM Optikleen
®Washer Solvent.
Hydraulic
Clutch SystemHydraulic Clutch Fluid
(GM Part No. U.S. 12345347,
in Canada 10953517) or equivalent
DOT-3 brake uid.
Parking Brake
Cable GuidesChassis Lubricant
(GM Part No. U.S. 12377985,
in Canada 88901242) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Power Steering
SystemGM Power Steering Fluid
(GM Part No. U.S. 89021184,
in Canada 89021186).
6-13

Normal Maintenance Replacement Parts
Replacement parts identied below by name, part number or specication can be obtained from your dealer.
Part GM Part Numbers Other Part Numbers
Engine Air Cleaner/Filter 25728874 A2029C
1
Engine Oil Filter
3.2L V6
3.6L HFV6
5.7L V888894390
25177917
25010633PF2256G1
PF21291
PF44
Passenger Compartment Air Filter Element 25740404 —
Spark Plugs
3.2L V6
3.6L HFV6
5.7L V824425327
12565996
12571164FGR8KQE0
2
41-9881
41-985
Wiper Blades (Hook Type)
Driver’s Side – 22 inches (56.5 cm)
Passenger’s Side – 21 inches (53.3 cm)12367281
888927858-2221
1
8-22111
1
ACDelco®part number.2Bosch part number.
6-15

CD Messages...............................................3-122
Cellular Phone Usage....................................3-126
Center Console Storage Area...........................2-51
Center High-Mounted Stoplamp (CHMSL)...........5-53
Chains, Tire...................................................5-78
Change Engine Oil..........................................3-73
Change Trans (Transmission) Fluid
(Automatic Transmission)..............................3-73
Charging System Light....................................3-43
Check
Engine Light...............................................3-47
Engine Oil Pressure Message.......................3-58
Check Brake Fluid..........................................3-74
Check Coolant Level.......................................3-74
Check Engine Light.........................................3-47
Check Gas Cap..............................................3-74
Check Washer Fluid........................................3-75
Checking Coolant............................................5-30
Checking Engine Oil........................................5-18
Checking Things Under the Hood......................5-10
Chemical Paint Spotting...................................5-97
Child Restraints
Child Restraint Systems...............................1-35
Infants and Young Children...........................1-32
Lower Anchorages and Top Tethers for
Children (LATCH System)..........................1-41Child Restraints (cont.)
Older Children.............................................1-29
Securing a Child Restraint Designed for
the LATCH System...................................1-43
Securing a Child Restraint in a Rear
Seat Position...........................................1-43
Securing a Child Restraint in the Right
Front Seat Position...................................1-46
Top Strap...................................................1-39
Top Strap Anchor Location............................1-40
Where to Put the Restraint...........................1-38
Cigarette Lighter.............................................3-28
Cleaning
Inside of Your Vehicle..................................5-92
Outside of Your Vehicle................................5-95
Underbody Maintenance...............................5-97
Weatherstrips..............................................5-94
Cleaning Aluminum or Chrome-Plated Wheels......5-96
Cleaning Exterior Lamps/Lenses.......................5-95
Cleaning Fabric/Carpet....................................5-92
Cleaning Glass Surfaces..................................5-94
Cleaning Interior Plastic Components.................5-93
Cleaning Leather............................................5-93
Cleaning the Mirror.................................2-41, 2-43
Cleaning the Speaker Covers...........................5-94
Cleaning the Top of the Instrument Panel...........5-93
3

Engine
Air Cleaner/Filter.........................................5-24
Battery.......................................................5-45
Check and Service Engine Soon Light............3-47
Check Oil Pressure Message........................3-58
Coolant......................................................5-29
Coolant Heater............................................2-25
Coolant Temperature Gage...........................3-46
Coolant Temperature Warning Light................3-45
Engine Compartment Overview......................5-12
Exhaust.....................................................2-39
Oil .............................................................5-18
Oil Temperature Warning Message.................3-58
Overheating................................................5-31
Starting......................................................2-24
Engine Coolant Hot – AC (Air Conditioning) Off......3-76
Engine Coolant Hot – Idle Engine.....................3-76
Engine Cooling When Trailer Towing..................4-45
Engine Oil Additives........................................5-21
Engine Overheated – Stop Engine....................3-77
Engine Power Reduced...................................3-77
Engine Specications.....................................5-112
Engine Speed Limiter......................................3-41
Entering the Personalization Menu.....................3-89
Entry Lighting.................................................3-27
Erasing HomeLink
®Buttons..............................2-50
Event Data Recorders (EDR)............................. 7-9Exiting the Personalization Menu.....................3-107
Express-Down Window....................................2-15
Express-Up Window........................................2-15
Extender, Safety Belt.......................................1-28
Exterior Lamps...............................................3-24
Exterior Lighting Battery Saver..........................3-26
F
Filter
Engine Air Cleaner......................................5-24
Finding a Station...........................................3-110
Finish Care....................................................5-95
Finish Damage...............................................5-97
Five-Speed (CTS)...........................................2-33
Flash-To-Pass Feature.....................................3-11
Flat Tire........................................................5-79
Flat Tire, Changing.........................................5-81
Fluid
Automatic Transmission................................5-25
Manual Transmission....................................5-27
Power Steering...........................................5-40
Windshield Washer......................................5-41
FM Stereo....................................................3-125
Fog Lamp Light..............................................3-51
Fog Lamps....................................................3-13
6

K
Key Release Button (Manual Transmission)........2-23
Keyless Entry System....................................... 2-4
Keys............................................................... 2-3
L
Lamps
Exterior......................................................3-24
Interior.......................................................3-26
Lap-Shoulder Belt...................................1-15, 1-23
LATCH System
Child Restraints...........................................1-41
Securing a Child Restraint Designed for
the LATCH System...................................1-43
Leaving Your Vehicle.......................................2-11
Leaving Your Vehicle With the Engine Running
(Automatic Transmission)..............................2-37
Left Rear Door Ajar.........................................3-78
Light
Airbag Readiness........................................3-42
Anti-Lock Brake System Warning...................3-44
Brake System Warning.................................3-43
Charging System.........................................3-43
Cruise Control.............................................3-52
Engine Coolant Temperature Warning.............3-45
Fog Lamp..................................................3-51Light (cont.)
Highbeam On.............................................3-52
Lights On Reminder.....................................3-51
Malfunction Indicator....................................3-47
Oil Pressure...............................................3-49
Safety Belt Reminder...................................3-41
Security.....................................................3-51
Sport Mode................................................3-50
TCS Warning Light......................................3-45
Tire Pressure..............................................3-46
Traction Control System (TCS) Warning..........3-45
Winter Driving Mode....................................3-50
Lighted Visor Vanity Mirror...............................2-17
Limited-Slip Rear Axle.....................................4-11
Loading Your Vehicle.......................................4-34
Lockout Protection..........................................2-11
Locks
Central Door Unlocking System....................... 2-9
Delayed Locking........................................... 2-9
Door........................................................... 2-8
Leaving Your Vehicle....................................2-11
Lockout Protection.......................................2-11
Power Door.................................................. 2-9
Programmable Automatic Door Locks.............2-10
Rear Door Security Locks.............................2-10
Loss of Control...............................................4-17
Lumbar
Power Controls............................................. 1-3
9

M
Maintenance Schedule
Additional Required Services........................... 6-6
At Each Fuel Fill.........................................6-10
At Least Once a Month................................6-10
At Least Once a Year..................................6-10
Introduction.................................................. 6-2
Maintenance Footnotes.................................. 6-8
Maintenance Record....................................6-16
Maintenance Requirements............................. 6-2
Normal Maintenance Replacement Parts.........6-15
Owner Checks and Services........................... 6-9
Recommended Fluids and Lubricants.............6-13
Scheduled Maintenance................................. 6-4
Using Your................................................... 6-2
Your Vehicle and the Environment................... 6-2
Maintenance When Trailer Towing.....................4-45
Making Turns.................................................4-43
Malfunction Indicator Light................................3-47
Manual Passenger Seat.................................... 1-2
Manual Transmission.......................................2-25
Fluid..........................................................5-27
Operation...................................................2-33
Map Pocket...................................................2-51
Matching Transmitter(s) to Your Vehicle............... 2-6Memory Mirrors..............................................2-53
Memory Seat.................................................2-53
Message
Center.......................................................3-53
Check Engine Oil Pressure...........................3-58
DIC Warnings and Messages........................3-70
Hot Coolant Temperature Warning..................3-57
Oil Temperature Warning..............................3-58
Tire Pressure Warning..................................3-59
Transmission Fluid Hot.................................3-57
Mexico, Central America and Caribbean
Islands/Countries (Except Puerto Rico and
U.S. Virgin Islands) — Customer Assistance........ 7-5
Mirror Operation.....................................2-41, 2-42
Mirrors
Automatic Dimming Rearview with OnStar
®.......2-41
Automatic Dimming Rearview with OnStar®
and Compass...........................................2-41
Memory.....................................................2-53
Outside Convex Mirror.................................2-44
Outside Curb View Assist Mirror....................2-44
Outside Heated Mirrors................................2-45
Outside Power Mirrors..................................2-43
MyGMLink.com................................................ 7-3
10

N
Navigation/Radio System................................3-124
New Vehicle Break-In......................................2-21
Normal Maintenance Replacement Parts............6-15
O
Odometer......................................................3-40
Off-Road Recovery..........................................4-15
Oil
Engine.......................................................5-18
Pressure Light.............................................3-49
Oil Pressure Low – Stop Engine.......................3-79
Oil Temperatue Warning Message.....................3-58
Older Children, Restraints................................1-29
Online Owner Center........................................ 7-3
OnStar
®Personal Calling.................................2-46
OnStar®Services............................................2-45
OnStar®Steering Wheel Controls (CTS).............2-46
OnStar®System.............................................2-45
OnStar®Virtual Advisor....................................2-46
Other Warning Devices...................................... 3-7
Outlet Adjustment............................................3-34
Outside
Convex Mirror.............................................2-44
Curb View Assist Mirror................................2-44Outside (cont.)
Heated Mirrors............................................2-45
Power Mirrors.............................................2-43
Overheated Engine Protection
Operating Mode..........................................5-31
Overseas — Customer Assistance...................... 7-5
Owner Checks and Services.............................. 6-9
Owners, Canadian............................................... ii
Owner’s Information........................................7-12
P
Panic Brake Assist..........................................4-12
Parade Dimming.............................................3-27
Park (P)
Shifting Into................................................2-36
Shifting Out of............................................2-38
Parking
Brake........................................................2-35
Over Things That Burn.................................2-39
Parking on Hills..............................................4-44
Parking Your Vehicle.......................................2-38
Passenger Compartment Air Filter.....................3-35
Passenger Door Ajar.......................................3-79
Passing.................................................4-15, 4-43
Personalization Features..................................3-90
Personalization Off/Driver Identication
(Navigation System).....................................3-79
11