2003 CADILLAC CTS turn signal

6-36 Front Turn Signal and Fog Lamps
A. Turn Signal Lamp
B. Fog Lamp
To replace the front turn signal or fog lamps, use the
following procedure:
1. Remove the protection shield located on the
underside of the front of the vehicle by pulling out
the push
-pins located on the underside of the
protection shield.2. Reach up behind the front bumper area from under
the vehicle to access the lamp housing.
3. Remove the bulb socket from the housing by turning
the bulb socket one
-quarter turn counterclockwise.
4. Remove the electrical connector from the bulb by
lifting the two plastic clips.
5. Pull the old bulb from the bulb socket keeping the
bulb straight as you pull it out.
6. Install a new bulb.
7. Reverse the steps to reinstall the lamp assembly.
Center High-Mounted Stop
Lamp (CHMSL)
It is recommended that this component be replaced as a
unit. See your dealer.

6-37 Rear Tail/Stop/Turn Signal and
Side-Marker Lamps
A. Tail and Stop Lamps
B. Turn Signal Lamp
C. Side
-Marker Lamp
To replace the tail, stop, turn signal or side
-marker
lamps use the following procedure:
1. Open the trunk using the trunk button on the remote
keyless entry transmitter or the trunk release button
located on the lower part of the driver's door.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 and socket out
of the lamp reflector.
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.

6-63
Mini Fuses Usage
LT HI BEAM Driver's Side High
-Beam
Headlamp
LT LOW BEAM Driver's Side Low
-Beam
Headlamp
RT LOW BEAM Passenger's Side Low
-Beam
Headlamp
RT HI BEAM Passenger's Side High
-Beam
Headlamp
SPARE Not Used
SPARE Not Used
THEFT ECM (Electronic Control
Module), TCM (Transmission
Control Module), PASS
-Key III+
Module
LT PARK Driver's Side Taillamp Assembly,
Front Sidemarker and Front
Parking Lamp Assembly
LIC/DIMMING Rear License Plate
Assembly, DIMMini Fuses Usage
DIM/ALDL DIM, ALDL (Assembly Line
Data Link)
FLASHER Turn Signal/Hazard Flasher
Module
MANIFOLD Manifold Flaps 1 and 2, Air Mass
Meter, Canister Purge Valve
STRG CTLS Steering Wheel Control Pad,
Headlamp Switch
HTR
VLV/CLTCHHeater Valve, Clutch Switch
(Normal Closed), Clutch Switch
(Normal Open), Jumper to Start
Relay Coil for Automatic
Transmission
WASH NOZ Driver's and Passenger's Side
Heated Washer Nozzles
ECM Electronic Control Module
TCM/IPC TCM, ECM and IPC
(Instrument Panel Cluster)
SPARE Not Used
IGN MOD Front Bank Ignition Modules

6-72
Replacement Bulbs
For any bulb not listed here contact your dealer.
Application Number
Front and Rear Turn Signal Lamps 3157K. . . . . . . . .
Fog Lamps 9145. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Back
-Up Lamps 3157K. . . . . . . . . . . . . . . . . . . . . . . .
License Plate Lamps W5WLL. . . . . . . . . . . . . . . . . .
Taillamps 3157K. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stop Lamps 3157K. . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Sidemarker Lamps 3157K. . . . . . . . . . . . . . . . . .
Capacities and Specifications
The following approximate capacities are given in
English and metric conversions. Please refer to
ªRecommended Fluids and Lubricantsº Index
for more information.
Engine Specifications
Type 3.2 L V6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VIN Engine Code N. . . . . . . . . . . . . . . . . . . . . . . . . . .
Wheel Nut Torque
100 lb-ft (140 N´m)
Capacities
Automatic
Transmission (5L40
-E) 9.0 quarts (8.5 L). . . . . . . .
Manual Transmission (M35) 1.3 quarts (1.3 L). . . . .
Engine Oil with Filter 5.0 quarts (4.8 L). . . . . . . . . .
Engine Cooling System 10.4 quarts (9.8 L). . . . . . . .
Fuel Tank 17.5 U.S. gallons (66.2 L). . . . . . . . . . . . .
All capacities are approximate. When adding, be sure to
fill to the approximate level, as recommended in this
manual. Recheck fluid level after filling.