2008 CADILLAC XLR engine oil

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 dealer/retailer 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 7-11.
At Each Fuel Fill
It is important to perform these underhood checks at
each fuel fill.
Engine Oil Level Check
Notice:It is important to check the engine oil
regularly and keep it at the proper level. Failure to
keep the engine oil at the proper level can cause
damage to the engine not covered by your warranty.
Check the engine oil level and add the proper oil if
necessary. SeeEngine Oil on page 6-16.
Engine Coolant Level Check
Check the engine coolant level and add DEX-COOL®
coolant mixture if necessary. SeeEngine Coolant
on page 6-24.
Intercooler Coolant Level Check
(4.4L Supercharged Engine)
Check the coolant level and add DEX-COOL®coolant
mixture if necessary. SeeEngine Coolant on page 6-24.
Windshield Washer Fluid Level Check
Check the windshield washer uid level in the windshield
washer uid reservoir and add the proper uid if
necessary. SeeWindshield Washer Fluid on page 6-36.
At Least Once a Month
Tire Inspection and Ination Check
Inspect your vehicle’s tires for wear and make sure they
are inated to the correct pressures. SeeInflation - Tire
Pressure on page 6-60.
7-8

Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name, part
number, or specication can be obtained from your
dealer/retailer.
Usage Fluid/Lubricant
Engine OilThe engine requires a special
engine oil meeting GM Standard
GM4718M. Oils meeting this
standard can be identied as
synthetic, and should also be
identied with the American
Petroleum Institute (API) Certied
for Gasoline Engines starburst
symbol. However, not all synthetic
API oils with the starburst symbol
will meet this GM standard. Look
for and use only an oil that meets
GM Standard GM4718M. For the
proper viscosity, seeEngine Oil on
page 6-16.
Engine Cooling
System50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant on
page 6-24.
Usage Fluid/Lubricant
Intercooler
System
(4.4L V8
Supercharged
engine)50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant.
Hydraulic Brake
SystemDelco
®Supreme 11 Brake Fluid or
equivalent DOT-3 brake uid.
Windshield
WasherOptikleen
®Washer Solvent.
Power Steering
SystemGM Power Steering Fluid
(GM Part No. U.S. 89021184,
in Canada 89021186).
XLR-V: Chassis
Lubrication
(Rear Toe-Link
Outer Ends)Chassis Lubricant
(GM Part No. U.S. 12377985, in
Canada 88901242) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Automatic
TransmissionDEXRON
®-VI Automatic
Transmission Fluid.
7-11

Normal Maintenance Replacement Parts
Replacement parts identied below by name, part number, or specication can be obtained from your dealer/retailer.
Part GM Part Number ACDelco®Part Number
Engine Air Cleaner/Filter Elements
4.4 L V8 Engine 10342024 A2945C
4.6 L V8 Engine 25099149 A1208C
Engine Oil Filter
4.4 L V8 Engine 89017527 PF26
4.6 L V8 Engine 89017342 PF61
Passenger Compartment Air Filter Element 15848592 —
Spark Plugs
4.4 L V8 Engine 12592619 41-991
4.6 L V8 Engine 12571535 41-987
Wiper Blade – 19.7 inches (50 cm) 12367281 —
7-13

Engine
Air Cleaner/Filter.........................................6-22
Check and Service Engine Soon Light............3-54
Coolant......................................................6-24
Coolant Temperature Gage...........................3-53
Drive Belt Routing.......................................7-14
Engine Compartment Overview......................6-12
Exhaust.....................................................2-34
Oil .............................................................6-16
Oil Life System...........................................6-20
Oil Pressure Gage.......................................3-57
Overheated Protection Operating Mode...........6-29
Overheating................................................6-27
Running While Parked..................................2-35
Starting......................................................2-24
Enter Destination............................................4-28
Entry/Exit Lighting...........................................3-32
Event Data Recorders.....................................8-18
Extender, Safety Belt.......................................1-23
Exterior Lamps...............................................3-28
Exterior Lighting Battery Saver..........................3-32F
Filter
Engine Air Cleaner......................................6-22
Finish Damage...............................................6-87
Flashers, Hazard Warning.................................. 3-6
Flash-to-Pass................................................... 3-9
Flat Tire........................................................6-78
Floor Mats.....................................................2-52
Fluid.............................................................6-24
Power Steering...........................................6-35
Windshield Washer......................................6-36
Fog Lamp
Fog ...........................................................3-30
Fog Lamp Light..............................................3-58
Fuel............................................................... 6-5
Additives...................................................... 6-6
California Fuel.............................................. 6-6
Filling a Portable Fuel Container....................6-10
Filling the Tank............................................. 6-7
Fuels in Foreign Countries.............................. 6-7
Gage.........................................................3-59
Gasoline Octane........................................... 6-5
Gasoline Specications.................................. 6-5
Fuses
Fuses and Circuit Breakers...........................6-90
Instrument Panel Fuse Block.........................6-90
Underhood Fuse Block.................................6-94
Windshield Wiper.........................................6-90
5

G
Gage
Engine Coolant Temperature.........................3-53
Engine Oil Pressure.....................................3-57
Fuel..........................................................3-59
Speedometer..............................................3-45
Tachometer.................................................3-45
Voltmeter Gage...........................................3-50
Garage Door Opener.......................................2-44
Gasoline
Octane........................................................ 6-5
Specications............................................... 6-5
Getting Started
Getting Started, Navigation............................. 4-4
Global Positioning System (GPS)......................4-50
Glove Box.....................................................2-52
GM Mobility Reimbursement Program.................. 8-7
H
Hazard Warning Flashers................................... 3-6
Headlamp
Aiming.......................................................6-47
Vertical Aiming............................................6-48Headlamps
Adaptive Forward Lighting System.................3-30
Bulb Replacement.......................................6-50
Daytime Running Lamps...............................3-29
Exterior Lamps............................................3-28
Flash-to-Pass............................................... 3-9
High/Low Beam Changer................................ 3-9
On Reminder..............................................3-29
Washer......................................................3-12
Wiper Activated...........................................3-29
Head-Up Display (HUD)...................................3-33
Heated Seats................................................... 1-3
Heated Steering Wheel..................................... 3-7
Heater...........................................................3-38
Highbeam On Light.........................................3-58
Highway Hypnosis...........................................5-16
Hill and Mountain Roads..................................5-16
Hood
Checking Things Under................................6-10
Release.....................................................6-11
Horn............................................................... 3-6
How to Wear Safety Belts Properly...................1-11
6

Message
DIC Warnings and Messages........................3-63
Mirrors
Automatic Dimming Rearview with OnStar
®.....2-36
Outside Automatic Dimming Mirror.................2-37
Outside Convex Mirror.................................2-38
Outside Power Heated Mirrors.......................2-36
Park Assist.................................................2-37
MyGMLink.com................................................ 8-4
N
Navigation.................................................4-2, 4-4
Using the System........................................4-11
Navigation System, Privacy..............................8-19
New Vehicle Break-In......................................2-23
Normal Maintenance Replacement Parts............7-13
O
Odometer......................................................3-45
Odometer, Trip...............................................3-45
Off-Road Recovery..........................................5-11Oil
Engine.......................................................6-16
Engine Oil Pressure Gage............................3-57
Life Indicator...............................................3-80
Oil, Engine Oil Life System..............................6-20
Older Children, Restraints................................1-23
Online Owner Center........................................ 8-4
OnStar, Privacy..............................................8-19
OnStar
®System.............................................4-50
OnStar®System, see OnStar®Manual...............2-41
Operation, Universal Home Remote System........2-45
Ordering
Map DVDs.................................................4-53
Other Warning Devices...................................... 3-6
Outlet Adjustment............................................3-42
Outlets
Accessory Power.........................................3-36
Outside
Automatic Dimming Mirror.............................2-37
Convex Mirror.............................................2-38
Power Heated Mirrors..................................2-36
Overheated Engine Protection Operating Mode . . . 6-29
Owner Checks and Services.............................. 7-8
Owners, Canadian.............................................. iii
9