2004 CADILLAC SEVILLE check engine

(h)If you do not use your vehicle under the following
conditions, the uid and lter do not require chage until
the CHANGE TRANS FLUID message appears on
the Driver Information Center. 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 limousine service.
-Uses such as high performance operation.
(i)Drain, ush and rell cooling system. See Engine
Coolant on page 5-23for what to use. Inspect hoses.
Clean radiator, condenser, pressure cap and filler neck.
Pressure test the cooling system and pressure cap.
(j)Check throttle 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.
(l)Inspect throttle body bore and valve plates for
deposits. Open the throttle valve and inspect all
surfaces. Clean as required.Owner Checks and Services
These owner checks and services should be performed
at the intervals specified 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 fluids or lubricants are added to your
vehicle, make sure they are the proper ones, as shown
inRecommended Fluids and Lubricants on page 6-12.
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 5-23for 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.
At Least Once a Month
Tire Inflation Check
Visually inspect your tires and make sure tires are
inflated to the correct pressures. Do not forget to check
your spare tire. SeeTires on page 5-61for further
details.
Cassette Tape Player Service
Clean cassette tape player. Cleaning should be done
every 50 hours of tape play. SeeAudio System(s)
on page 3-75for further details.
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 2-31if
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

Automatic Transaxle Shift Lock Control
System 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. It should be parked on a level
surface.
2. Firmly apply the parking brake. SeeParking Brake
on page 2-31if necessary.
Be ready to apply the regular brake immediately if
the vehicle begins to move.3. With the engine off, turn the key to the ON position,
but do not 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), contact your GM
Goodwrench dealer for service.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.
•The key should turn to OFF only when the shift lever
is in PARK (P).
•The key should come out only in OFF.
Contact your GM Goodwrench dealer if service is
required.
6-10

Parking Brake and Automatic Transaxle
Park (P) Mechanism Check
{CAUTION:
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.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 flush any
corrosive materials from the underbody. Take care to
clean thoroughly any areas where mud and other debris
can collect.
6-11

B
Backing Up....................................................4-42
Battery..........................................................5-41
Battery Load Management...............................3-23
Battery Replacement......................................... 2-8
Before Leaving on a Long Trip.........................4-21
Brake
Parking......................................................2-31
System Warning and Parking Brake
Indicator Light..........................................3-43
Brake Adjustment............................................5-40
Brake Fluid....................................................5-38
Brake Pedal Travel.........................................5-40
Brake Wear...................................................5-40
Brakes..........................................................5-38
Braking........................................................... 4-6
Braking in Emergencies..................................... 4-8
Break-In, New Vehicle.....................................2-24
Bulb Replacement...........................................5-53
Center High-Mounted Stoplamp (CHMSL)........5-58
Front Turn Signal Lamps..............................5-57
Halogen Bulbs............................................5-54
Headlamp Aiming........................................5-49
Headlamps.................................................5-54
High Intensity Discharge (HID) Lighting...........5-53
Replacement Bulbs......................................5-59
Taillamps and Turn Signal Lamps..................5-58
Buying New Tires...........................................5-73
C
Cadillac Owner Privileges™............................... 7-6
California Fuel.................................................. 5-5
Canada – Customer Assistance.......................... 7-4
Canadian Owners................................................ ii
Capacities and Specifications..........................5-104
Carbon Monoxide...................4-24, 4-37, 2-13, 2-35
Care of
Safety Belts................................................5-90
Your Cassette Tape Player..........................3-101
Your CD Player.........................................3-102
Your CDs .................................................3-102
Cassette Tape Messages.................................3-92
Cassette Tape Player Service............................. 6-9
CD Changer, Console-Mounted.........................3-95
CD Messages................................3-82, 3-94, 3-98
Cellular Phone Usage....................................3-101
Cellular Telephone, Storage Area......................2-49
Center Console Storage Area...........................2-49
Center High-Mounted Stoplamp (CHMSL)...........5-58
Chains, Tires..................................................5-77
Charging System Light....................................3-42
Check
Engine Light...............................................3-46
Checking Coolant............................................5-25
Checking Engine Oil........................................5-13
Checking Things Under the Hood......................5-10
Checking Your Restraint Systems......................1-50
2

Driving (cont.)
Hill and Mountain Roads..............................4-22
In Rain and on Wet Roads...........................4-16
Winter........................................................4-24
Driving on Grades...........................................4-43
Driving on Snow or Ice....................................4-25
Driving Through Deep Standing Water...............4-18
Driving Through Flowing Water.........................4-18
Driving with a Trailer.......................................4-41
Dual Climate Control System............................3-28
E
Electrical System
Add-On Equipment......................................5-96
Fuses and Circuit Breakers...........................5-97
Headlamp Wiring.........................................5-96
Power Windows and Other Power Options......5-96
Removing the Rear Seat Cushion..................5-99
Windshield Wiper Fuses...............................5-96
Emergency Trunk Release Handle.....................2-15
Emissions Inspection and Maintenance
Programs...................................................3-48
Engine
Air Cleaner/Filter.........................................5-18
Battery.......................................................5-41
Check and Service Engine Soon Light............3-46Engine (cont.)
Coolant......................................................5-23
Coolant Heater............................................2-27
Coolant Temperature Gage...........................3-45
Coolant Temperature
Warning Light..........................................3-45
Drive Belt Routing.......................................6-13
Engine Compartment Overview......................5-12
Exhaust.....................................................2-35
Oil .............................................................5-13
Overheating................................................5-26
Starting......................................................2-26
Engine Cooling When Trailer Towing..................4-44
Engine Oil Additives........................................5-16
Engine Speed Limiter......................................3-41
English Metric Display.....................................3-40
Entering Feature Programming..........................3-63
Entry Lighting.................................................3-23
Erasing HomeLink
®Buttons..............................2-48
Event Data Records (EDR)..............................7-10
Exiting Feature Programming............................3-74
Express-Down Window....................................2-17
Express-Up Window........................................2-17
Extender, Safety Belt.......................................1-21
Exterior Lamps...............................................3-16
Exterior Lighting Battery Saver..........................3-21
Exterior Lights at Unlock..................................3-68
5

H
Hazard Warning Flashers................................... 3-6
Headlamp
Aiming.......................................................5-49
Horizontal Aiming.........................................5-51
Vertical Aiming............................................5-51
Headlamp High/Low-Beam Changer...................3-10
Headlamp Wiring............................................5-96
Headlamps....................................................5-54
Bulb Replacement.......................................5-53
Front Turn Signal Lamps..............................5-57
Halogen Bulbs............................................5-54
High Intensity Discharge (HID) Lighting...........5-53
Heated Seats................................................... 1-3
Highway Hypnosis...........................................4-22
Hill and Mountain Roads..................................4-22
Hitches..........................................................4-40
HomeLink
®Transmitter....................................2-44
HomeLink®Transmitter, Programming................2-45
Hood
Checking Things Under................................5-10
Release.....................................................5-11
Horn............................................................... 3-7
Horn Sounds at Lock......................................3-68
How the System Works...................................3-25
How to Add Coolant to the Coolant
Surge Tank.................................................5-31
How to Add Fluid............................................5-23How to Check........................................5-21, 5-69
How to Check Power Steering Fluid..................5-36
How to Reset the Transaxle Fluid Change
Indicator.....................................................5-23
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-11
Hydroplaning..................................................4-18
I
If No Steam Is Coming From Your Engine..........5-28
If Steam Is Coming From Your Engine...............5-27
If the Light Is Flashing.....................................3-47
If the Light Is On Steady.................................3-47
If You Are Caught in a Blizzard.........................4-26
If You Are Stuck in Sand, Mud, Ice
or Snow.....................................................4-28
If You Do Decide To Pull A Trailer.....................4-38
Ignition Positions.............................................2-25
Inadvertent Power Battery Saver.......................3-24
Infants and Young Children, Restraints...............1-25
Inflation - Tire Pressure...................................5-68
Instrument Panel
Cluster.......................................................3-38
Overview..................................................... 3-4
Instrument Panel Brightness.............................3-22
Interior Lamps................................................3-22
Interior Lamps Control.....................................3-22
7

O
Odometer......................................................3-39
Off-Road Recovery..........................................4-12
Oil
Engine.......................................................5-13
Life Indicator...............................................3-74
Pressure Light.............................................3-49
Older Children, Restraints................................1-22
Online Owner Center........................................ 7-3
OnStar
®Personal Calling.................................2-43
OnStar®Services............................................2-42
OnStar®Steering Wheel Controls......................2-43
OnStar®System.............................................2-42
OnStar®Virtual Advisor....................................2-43
Other Warning Devices...................................... 3-7
Outlet Adjustment............................................3-33
Outside
Automatic Dimming Mirror.............................2-40
Convex Mirror.............................................2-41
Curb View Assist Mirror................................2-41
Heated Mirrors............................................2-41
Power Mirrors.............................................2-40
Overheated Engine Protection Operating Mode.....5-26
Overseas – Customer Assistance........................ 7-5
Owner Checks and Services.............................. 6-8
Owners, Canadian............................................... ii
Owner’s Information........................................7-13
P
Parade Dimming.............................................3-23
Park Aid........................................................3-24
Park (P)
Shifting Into................................................2-32
Shifting Out of............................................2-34
Parking
Assist........................................................3-24
Brake........................................................2-31
Brake Indicator Light....................................3-43
Over Things That Burn.................................2-34
Parking on Hills..............................................4-43
Passenger Compartment Air Filter.....................3-35
Passing.................................................4-12, 4-41
PASS-Key
®III ................................................2-22
PASS-Key®III Operation..................................2-22
Personalization, Climate Controls......................3-36
Plan Ahead When Possible................................ 7-8
Playing a Cassette Tape..................................3-91
Playing a CD.........................................3-81, 3-93
Playing the Radio...................................3-76, 3-84
Power
Accessory Outlets........................................3-26
Door Locks.................................................2-10
Electrical System.........................................5-96
Lumbar Controls........................................... 1-2
Seat............................................................ 1-2
10