2005 CADILLAC CTS bulb

1. Open the trunk. SeeTrunk on page 2-11for more
information.
2. Remove the compact spare tire cover by turning
the wing nut counterclockwise.
3. Remove the four convenience net wing nuts.
4. Pull the carpet back away from the body of the
vehicle on the side with the burned out bulb.
5. Remove the two mounting screws from the lamp
assembly.
6. Pull out the lamp assembly to expose the bulb
sockets.
7. Turn the bulb socket one-quarter turn
counterclockwise and pull the bulb socket out of
the lamp reector.
8. Pull the old bulb from the bulb socket keeping the
bulb straight as you pull it out.
9. Install a new bulb.
10. Reverse the steps to reinstall the lamp assembly.Back-Up and License Plate Lamps
A. Back-Up Lamps
B. License Plate Lamps
To replace a back-up or license plate bulb, do the
following:
1. Open the trunk. SeeTrunk on page 2-11for more
information.
2. Remove the cloth cover on the trunk lid by pulling
out the three push-pins located on the underside of
the trunk lid.
3. Remove the eight mounting nuts from the underside
of the trunk lid by turning the nuts counterclockwise.
4. Pull the lamp assembly away from the vehicle
to expose the bulb sockets.
5-51

5. Turn the bulb socket one-quarter turn
counterclockwise and pull the bulb and socket
out of the lamp reector.
6. Pull the old bulb from the bulb socket keeping the
bulb straight as you pull it out.
7. Install a new bulb.
8. Reverse the steps to reinstall the lamp assembly.
Replacement Bulbs
Exterior Lamp Bulb Number
Back-Up Lamp 3157K
Fog Lamp 9145
Front and Rear Turn Signal Lamp 3157K
License Plate Lamp W5WLL
Rear Sidemarker Lamp 3157K
Stoplamp 3157K
Taillamp 3157K
For replacement bulbs not listed here, please consult
your dealer.
Windshield Wiper Blade
Replacement
Windshield wiper blades should be inspected at least
twice a year for wear or cracking. SeeOwner Checks
and Services on page 6-9.
It’s a good idea to clean or replace the wiper blade
assembly on a regular basis or when worn. For proper
windshield wiper blade length and type, seeNormal
Maintenance Replacement Parts on page 6-14.
To replace the wiper blade assembly, do the following:
1. Turn the ignition to ON with the engine off.
2. Turn on the windshield wipers and turn them off
again when the wipers are in the out-wipe position.
The driver’s side blade will be straight up and
down on the windshield.
3. Pull the windshield wiper assembly away from the
windshield.
5-52

Audio System(s) (cont.)
Navigation/Radio System, see Navigation
Manual.................................................3-105
Radio with CD............................................3-89
Setting the Time..........................................3-88
Theft-Deterrent Feature...............................3-105
Understanding Radio Reception...................3-106
XM™ Satellite Radio Antenna System...........3-108
Automatic Transmission
Fluid..........................................................5-22
Operation...................................................2-26
B
Battery..........................................................5-41
Exterior Lighting Battery Saver......................3-23
Before Leaving on a Long Trip.........................4-24
Brake
Anti-Lock Brake System (ABS)........................ 4-6
Emergencies................................................ 4-8
Panic Assist................................................4-12
Parking......................................................2-33
System Warning Light..................................3-41
Brakes..........................................................5-38
Braking........................................................... 4-5
Braking in Emergencies..................................... 4-8
Break-In, New Vehicle.....................................2-21Bulb Replacement...........................................5-49
Back-Up and License Plate Lamps.................5-51
Front Turn Signal and Fog Lamps..................5-50
Halogen Bulbs............................................5-49
High Intensity Discharge (HID) Lighting...........5-49
Replacement Bulbs......................................5-52
Taillamps, Turn Signal, Stoplamps and
Sidemarker Lamps...................................5-50
Buying New Tires...........................................5-69
C
California Fuel.................................................. 5-6
Canadian Owners................................................ ii
Capacities and Specications..........................5-107
Carbon Monoxide...................2-11, 2-38, 4-28, 4-40
Care of
Safety Belts................................................5-89
Your CD Player.........................................3-107
Your CDs .................................................3-107
Center Console Storage Area...........................2-50
Chains, Tire...................................................5-74
Charging System Light....................................3-41
Check
Engine Light...............................................3-45
Engine Oil Pressure Message.......................3-56
Checking Things Under the Hood......................5-10
2

Fuses
Fuses and Circuit Breakers...........................5-96
Rear Underseat Fuse Block.........................5-101
Underhood Fuse Block.................................5-96
Windshield Wiper.........................................5-95
G
Gage
Engine Coolant Temperature.........................3-44
Fuel..........................................................3-50
Speedometer..............................................3-37
Tachometer.................................................3-37
Garage Door Opener.......................................2-46
Gasoline
Octane........................................................ 5-5
Specications............................................... 5-5
Glove Box.....................................................2-50
GM Mobility Reimbursement Program.................. 7-5
H
Hazard Warning Flashers................................... 3-6
Head Restraints............................................... 1-6
Headlamps....................................................3-19
Bulb Replacement.......................................5-49
Daytime Running Lamps...............................3-21
Flash-to-Pass..............................................3-10
Front Turn Signal and Fog Lamps..................5-50Headlamps (cont.)
Halogen Bulbs............................................5-49
High Intensity Discharge (HID) Lighting...........5-49
High/Low Beam Changer................................ 3-9
On Reminder..............................................3-21
Washer......................................................3-12
Wiper Activated...........................................3-20
Heated Seats................................................... 1-3
Heater...........................................................3-27
Highbeam On Light.........................................3-50
Highway Hypnosis...........................................4-25
Hill and Mountain Roads..................................4-26
HomeLink
®Wireless Control System.................2-46
HomeLink®Wireless Control System Operation . . . 2-46
Hood
Checking Things Under................................5-10
Release.....................................................5-11
Horn............................................................... 3-6
Hot Coolant Temperature Warning Message........3-55
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-14
Hydraulic Clutch.............................................5-25
I
Ignition Positions.............................................2-22
Immobilizer....................................................2-19
Immobilizer Operation......................................2-20
Infants and Young Children, Restraints...............1-32
6

Q
Questions and Answers About Safety Belts.........1-13
R
Radios..........................................................3-88
Care of Your CD Player..............................3-107
Care of Your CDs......................................3-107
Navigation/Radio System, see Navigation
Manual.................................................3-105
Radio with CD............................................3-89
Setting the Time..........................................3-88
Theft-Deterrent..........................................3-105
Understanding Reception............................3-106
Reading Lamps..............................................3-25
Rear Axle......................................................5-48
Limited-Slip.................................................4-11
Rear Door Security Locks................................2-10
Rear Safety Belt Comfort Guides......................1-25
Rear Seat Passengers, Safety Belts..................1-23
Rearview Mirror, Automatic Dimming
with OnStar
®..............................................2-39
Rearview Mirror, Automatic Dimming
with OnStar
®and Compass..........................2-40
Reclining Seatbacks.......................................... 1-4Recommended Fluids and Lubricants.................6-12
Recongurable Steering Wheel Controls............... 3-7
Recreational Vehicle Towing.............................4-38
Remote Keyless Entry System............................ 2-4
Remote Keyless Entry System, Operation............ 2-5
Removing the Flat Tire and Installing the
Spare Tire..................................................5-79
Removing the Spare Tire and Tools...................5-77
Replacement Bulbs.........................................5-52
Reporting Safety Defects
Canadian Government..................................7-10
General Motors...........................................7-11
United States Government............................7-10
Restraint System Check
Checking the Restraint Systems....................1-65
Replacing Restraint System Parts
After a Crash..........................................1-65
Retained Accessory Power (RAP)......................2-24
Right Front Passenger Position, Safety Belts......1-22
Roadside
Service........................................................ 7-5
Rocking Your Vehicle to Get it Out....................4-33
Roof Rack Provisions......................................2-50
Run-Flat Tires................................................5-61
Running the Engine While Parked.....................2-38
10