2008 CADILLAC CTS air filter

Capacities and Specications
The following approximate capacities are given in English and metric conversions. SeeRecommended Fluids and
Lubricants on page 6-14for more information.
ApplicationCapacities
English Metric
Air Conditioning Refrigerant R134aFor the air conditioning system refrigerant charge
amount, see the refrigerant caution label located
under the hood. See your dealer/retailer for more
information.
Cooling System
3.6L HFV6 Engine (LY7) 10.3 qt 9.7 L
3.6L HFV6 Engine (LLT) 10.6 qt 10.0 L
Engine Oil with Filter
3.6L HFV6 Engine 6.0 qt 5.7 L
Fuel Tank 18.0 gal 68.1 L
Transfer Case 1.6 qt 1.0 L
5-129

If the engine oil life system is ever reset accidentally,
you must service your vehicle within 3,000 miles
(5 000 km) since your last service. Remember to reset
the oil life system whenever the oil is changed. See
Engine Oil Life System on page 5-19for information on
the Engine Oil Life System and resetting the system.
When the Change Engine Oil Soon message appears,
the following services, checks, and inspections are
required:
❑Change engine oil and lter. SeeEngine Oil on
page 5-16. Reset oil life system. SeeEngine Oil Life
System on page 5-19.An Emission Control Service.
❑Visually check for any leaks or damage.
See footnote (k).
❑Inspect engine air cleaner lter. If necessary, replace
lter. SeeEngine Air Cleaner/Filter on page 5-21.
See footnote (l).❑Rotate tires and check ination pressures and wear.
SeeTire Inspection and Rotation on page 5-74and
“Tire Wear Inspection” inAt Least Once a Month on
page 6-10.
❑Inspect brake system.See footnote (a).
❑Check engine coolant and windshield washer uid
levels and add uid as needed.
❑Perform any needed additional services.
See “Additional Required Services” in this section.
❑Inspect suspension and steering components.
See footnote (b).
❑Inspect engine cooling system.See footnote (c).
❑Inspect wiper blades.See footnote (d).
❑Inspect restraint system components.
See footnote (e).
❑Lubricate body components.See footnote (f).
6-5

Additional Required Services
The following services should be performed at the rst maintenance service after the indicated miles (kilometers)
shown for each item.
Additional Required Services
Service and Miles (Kilometers)25,000
(40 000)50,000
(80 000)75,000
(120 000)100,000
(160 000)125,000
(200 000)150,000
(240 000)
Inspect fuel system for damage or leaks.• •••••
Inspect exhaust system for loose or
damaged components.• •••••
Replace engine air cleaner lter.
SeeEngine Air Cleaner/Filter on
page 5-21.See footnote (n).•••
Replace passenger compartment air
lter.See footnote (g).• •••••
Change automatic transmission uid and
lter (severe service).See footnote (h).•••
Change automatic transmission uid and
lter (normal service).•
All-wheel-drive vehicles: Change
transfer case uid (severe service).
See footnotes (o) and (p).•••
6-6

Maintenance Replacement Parts
Replacement parts identied below by name, part number or specication can be obtained from your dealer/retailer.
Part GM Part Numbers ACDelco Part Numbers
Engine Air Cleaner/Filter 15875795 —
Engine Oil Filter 25177917 PF2129
Passenger Compartment Air Filter Element 19130403 —
Spark Plugs 12597464 41-990
Wiper Blades
Driver Side – 22 inches (56.5 cm) 12487636 —
Passenger Side – 21 inches (53.3 cm) 12487638 —
6-16

A
Accessories and Modications............................ 5-4
Accessory Power Outlets.................................3-22
Adaptive Forward Lighting System.....................3-19
Adding Equipment to Your Airbag-Equipped
Vehicle.......................................................1-70
Additives, Fuel................................................. 5-8
Add-On Electrical Equipment...........................5-122
Air Cleaner/Filter, Engine.................................5-21
Air Conditioning..............................................3-24
Airbag
Passenger Status Indicator...........................3-35
Readiness Light..........................................3-34
Airbag System................................................1-56
Adding Equipment to Your Airbag-Equipped
Vehicle...................................................1-70
How Does an Airbag Restrain?......................1-63
Passenger Sensing System...........................1-65
Servicing Your Airbag-Equipped Vehicle..........1-70
What Makes an Airbag Inate?......................1-63
What Will You See After an Airbag Inates?....1-64
When Should an Airbag Inate?....................1-61
Where Are the Airbags?...............................1-58
All-Wheel Drive...............................................5-50
All-Wheel-Drive (AWD) System........................... 4-9
Analog Clock..................................................3-23
Antenna, Backglass.......................................3-126Antenna, XM™ Satellite Radio
Antenna System........................................3-126
Antilock Brake System (ABS)............................. 4-5
Anti-lock Brake, System Warning Light...............3-39
Appearance Care
Aluminum or Chrome-Plated Wheels.............5-118
Care of Safety Belts...................................5-115
Chemical Paint Spotting..............................5-119
Cleaning Exterior Lamps/Lenses..................5-116
Fabric/Carpet............................................5-113
Finish Care...............................................5-116
Finish Damage..........................................5-119
Instrument Panel, Vinyl, and Other Plastic
Surfaces...............................................5-115
Interior Cleaning........................................5-112
Leather....................................................5-114
Sheet Metal Damage..................................5-119
Speaker Covers.........................................5-115
Tires........................................................5-118
Underbody Maintenance.............................5-119
Vehicle Care/Appearance Materials...............5-120
Washing Your Vehicle.................................5-116
Weatherstrips............................................5-115
Windshield and Wiper Blades......................5-117
Wood Panels............................................5-115
Appointments, Scheduling Service.....................7-10
Ashtray.........................................................3-23
1

Child Restraints
Child Restraint Systems...............................1-39
Infants and Young Children...........................1-35
Lower Anchors and Tethers for Children..........1-43
Older Children.............................................1-32
Securing a Child Restraint in a
Rear Seat Position...................................1-49
Securing a Child Restraint in the
Right Front Seat Position..........................1-52
Where to Put the Restraint...........................1-42
Cigarette Lighter.............................................3-23
Cleaning
Aluminum or Chrome-Plated Wheels.............5-118
Exterior Lamps/Lenses................................5-116
Fabric/Carpet............................................5-113
Finish Care...............................................5-116
Instrument Panel, Vinyl, and Other
Plastic Surfaces.....................................5-115
Interior.....................................................5-112
Leather....................................................5-114
Speaker Covers.........................................5-115
Tires........................................................5-118
Underbody Maintenance.............................5-119
Washing Your Vehicle.................................5-116
Weatherstrips............................................5-115
Windshield and Wiper Blades......................5-117
Wood Panels............................................5-115Climate Control System
Air Filter, Passenger Compartment.................3-29
Dual ..........................................................3-24
Outlet Adjustment........................................3-28
Clock............................................................3-23
Clutch, Hydraulic.............................................5-27
Collision Damage Repair..................................7-12
Compact Spare Tire......................................5-111
Compass.......................................................3-53
Competitive Driving.........................................4-14
Compressor Kit, Tire Sealant....................5-84, 5-93
Control of a Vehicle.......................................... 4-3
Convenience Net............................................2-63
Coolant
Engine.......................................................5-28
Engine Temperature Gage............................3-40
Engine Temperature Warning Light.................3-40
Surge Tank Pressure Cap.............................5-31
Cooling System..............................................5-34
Cruise Control................................................3-14
Cruise Control Light........................................3-46
Cupholders....................................................2-62
Customer Assistance Information
Courtesy Transportation................................7-11
Customer Assistance for
Text Telephone (TTY) Users........................ 7-6
Customer Assistance Offices........................... 7-6
3

Engine
Air Cleaner/Filter.........................................5-21
Check and Service Engine Soon Light............3-41
Coolant......................................................5-28
Coolant Heater............................................2-37
Coolant Temperature Gage...........................3-40
Coolant Temperature Warning Light................3-40
Cover........................................................5-21
Drive Belt Routing.......................................6-17
Engine Compartment Overview......................5-14
Exhaust.....................................................2-48
Oil .............................................................5-16
Oil Life System...........................................5-19
Oil Pressure Gage.......................................3-45
Overheated Protection Operating Mode...........5-33
Overheating................................................5-31
Speed Limiter.............................................3-32
Starting......................................................2-35
Entry Lighting.................................................3-20
Event Data Recorders.....................................7-19
Extender, Safety Belt.......................................1-32
Exterior Lighting Battery Saver..........................3-20
F
Filter
Engine Air Cleaner......................................5-21
Finish Damage.............................................5-119
Flashers, Hazard Warning.................................. 3-6Flash-to-Pass................................................... 3-9
Flat Tire........................................................5-82
Flat Tire, Changing........................................5-102
Flat Tire, Storing...........................................5-110
Fluid.............................................................5-26
Automatic Transmission................................5-25
Power Steering...........................................5-39
Windshield Washer......................................5-40
Fog Lamp
Fog ...........................................................3-19
Fog Lamp Light..............................................3-46
Folding Rear Seat...........................................1-11
Fuel............................................................... 5-6
Additives...................................................... 5-8
California Fuel.............................................. 5-7
Filling a Portable Fuel Container....................5-11
Filling the Tank............................................. 5-9
Fuels in Foreign Countries.............................. 5-8
Gage .........................................................3-47
Gasoline Octane........................................... 5-7
Gasoline Specications.................................. 5-7
Running Out of...........................................2-49
Fuses
Fuses and Circuit Breakers.........................5-123
Rear Compartment Fuse Block....................5-126
Underhood Fuse Block...............................5-123
Windshield Wiper.......................................5-122
5

N
Navigation System, Privacy..............................7-20
Navigation/Radio System,
see Navigation Manual...............................3-111
New Vehicle Break-In......................................2-32
O
Odometer......................................................3-32
Odometers, Trip..............................................3-32
Off-Road Recovery..........................................4-12
Oil
Engine.......................................................5-16
Engine Oil Pressure Gage............................3-45
Pressure Light.............................................3-44
Oil, Engine Oil Life System..............................5-19
Older Children, Restraints................................1-32
Online Owner Center........................................ 7-5
OnStar, Privacy..............................................7-20
OnStar
®System, see OnStar®Manual...............2-55
Operation, Universal Home Remote System........2-58
Outlet Adjustment............................................3-28
Outlets
Accessory Power.........................................3-22
Outside
Convex Mirror.............................................2-51
Heated Mirrors............................................2-51
Power Mirrors.............................................2-50Overheated Engine Protection Operating Mode . . . 5-33
Owner Checks and Services.............................6-10
Owners, Canadian.............................................. iii
P
Paint, Damage..............................................5-119
Panic Brake Assist............................................ 4-9
Parade Dimming.............................................3-20
Park
Shifting Into................................................2-45
Shifting Out of............................................2-47
Park Aid........................................................2-52
Park Brake....................................................2-44
Park Tilt Mirrors..............................................2-51
Parking
Assist........................................................2-52
Over Things That Burn.................................2-48
Parking Your Vehicle.......................................2-47
Passenger Airbag Status Indicator.....................3-35
Passenger Compartment Air Filter.....................3-29
Passenger Sensing System..............................1-65
Passing.........................................................4-12
Perchlorate Materials Requirements, California...... 5-5
Phone
Bluetooth
®................................................3-111
Power
Door Locks.................................................2-19
Electrical System.......................................5-122
9