2004 CHEVROLET OPTRA turn signal

6. Install the new bulb into the holder by pressing it in
and turning it clockwise.
7. Install the socket into the lamp housing by turning it
clockwise.
8. Reverse Steps 1 through 2 to install the assembly.
Then, check the lamps.
Turn Signal Lamps (Side)
Your vehicle may have this side turn signal lamp.
1. Remove the side turn signal lamp assembly by
pulling it forward.
2. Turn the bulb holder counterclockwise.3. Remove the bulb from the lamp housing by pulling
the bulb straight out of the holder.
4. Install the new bulb into the bulb holder by pushing
in and turning the bulb holder clockwise.
5. Push the side turn signal lamp assembly back into
its original position.
Fog Lamps
1. Disconnect the wiring
harness connector
from the front fog
lamp bulb.
2. Turn the front fog lamp bulb counterclockwise and
remove it.
3. Install the new bulb.
4. Connect the wiring harness connector to the front
fog lamp bulb.
5-46

Center High-Mounted Stoplamp
(CHMSL)
1. Open the trunk or liftgate.
2. Remove the two screws which are recessed on the
underside of the hood.
3. Disconnect the wiring harness connector before you
remove the lamp housing.
4. Remove the lamp housing.
5. Remove the two screws and the reflector assembly.6. Remove the bulb by pulling it straight out of the
bulb socket.
7. Install the new bulb.
8. Reverse Steps 1 through 5 to install the lamp
housing. Then, check the lamp.
Taillamps, Turn Signal, Stoplamps
and Back-up Lamps
1. Open the trunk or liftgate.
2. Open the trim cover.
5-48

3. Remove the bulb socket by turning it
counterclockwise.
4. Remove the bulb from the socket by pressing the
bulb and turning it counterclockwise.
5. Install the appropriate bulb into the socket.
6. Replace the bulb socket into the lamp housing.
Turn the bulb socket clockwise to secure.
7. Replace the trim cover.
8. Close the trunk or liftgate.Replacement Bulbs
Lamps Bulb Number
Back-Up 94535571
Center High-Mounted
Stoplamp/Sidemarker - Front
and Rear94535587
Headlamps - High-Beam 94535541
Headlamps - Low-Beam 94535546
Tail/Stoplamp 94535574
Turn Signal - Front and Parking
Lamp94535578
Turn Signal - Rear 94535572
For any bulb not listed here, contact your dealer.
5-49

Fuses Usage
AIR BAG Air Bag
WPR Wiper
RADIO/CLK Radio/Clock
ECM Engine Control Module
BLANK Not Used
AUX LTR Extra Jack
TRN SIG
LAMPSTurn Signal Lamps
ABS, CRUISEAnti-lock Brake System, Cruise
Control System
LTR Cigarette Lighter
CLSTRCluster, Brake Transmission Shift
Interlock/Automatic Transaxle Shift
Lock (BTSI) Solenoid
BLANK Not Used
BCK/UP Back-upFuses Usage
BLANK Not Used
TCM Transmission Control Module
CRUISE
SWITCHCruise Switch (Contact Coil)
ENG FUSE
BOX, DRLEngine Fuse Box, Daytime Running
Lamps
HAZRD LAMPS Hazard Lamps
AUTO A/C A/C Switch, Clock
HVACHeating, Ventilation and Air
Conditioning
RKE Remote Keyless Entry
RADIO Radio
S/ROOF Sunroof
DLC Data Link Connector
BLANK Not Used
5-85

Brake
Parking......................................................2-28
System Inspection.......................................6-24
System Warning Light..................................3-30
Brake Fluid....................................................5-35
Brake Wear...................................................5-36
Brakes..........................................................5-35
Braking........................................................... 4-6
Braking in Emergencies..................................... 4-8
Break-In, New Vehicle.....................................2-18
Bulb Replacement...........................................5-44
Center High-Mounted Stoplamp (CHMSL)........5-48
Fog Lamps.................................................5-46
Front Turn Signal and Parking Lamps.............5-45
Halogen Bulbs............................................5-44
Headlamp Aiming........................................5-44
Headlamps.................................................5-44
Replacement Bulbs......................................5-49
Sidemarker Lamps.......................................5-47
Taillamps, Turn Signal, Stoplamps and
Back-up Lamps........................................5-48
Turn Signal Lamps......................................5-46
Buying New Tires...........................................5-60
C
California Fuel.................................................. 5-6
Canada – Customer Assistance.......................... 7-4
Canadian Owners................................................ iiCanadian Roadside Assistance........................... 7-7
Canceling the Rear Door Security Lock..............2-10
Capacities and Specifications............................5-90
Carbon Monoxide...........4-25, 4-37, 2-11, 2-13, 2-33
Care of
Safety Belts................................................5-76
Your CD Player...........................................3-52
Your CDs ...................................................3-52
Cassette Tape Player Service...........................6-18
CD Messages........................................3-44, 3-50
Center High-Mounted Stoplamp (CHMSL)...........5-48
Center Rear Passenger Position, Safety Belts.....1-28
Chains, Tires..................................................5-63
Charging System Light....................................3-29
Check
Engine Light...............................................3-33
Check Engine Light.........................................3-33
Checking Coolant............................................5-23
Checking Engine Oil........................................5-14
Checking Things Under the Hood......................5-10
Chemical Paint Spotting...................................5-79
Child Restraints
Child Restraint Systems...............................1-35
Infants and Young Children...........................1-31
Lower Anchorages and Top Tethers for
Children (LATCH System)..........................1-42
Older Children.............................................1-29
Securing a Child Restraint Designed for the
LATCH System........................................1-45
2

G
Gage
Engine Coolant Temperature.........................3-32
Fuel..........................................................3-39
Speedometer..............................................3-27
Tachometer.................................................3-27
Gasoline
Octane........................................................ 5-5
Specifications............................................... 5-5
Glove Box.....................................................2-37
GM Mobility Program for Persons with
Disabilities.................................................... 7-5
H
Hazard Warning Flashers................................... 3-4
Head Restraints............................................... 1-7
Headlamp
Aiming.......................................................5-44
Headlamp High/Low-Beam Changer.................... 3-7
Headlamp Wiring............................................5-82
Headlamps....................................................5-44
Bulb Replacement.......................................5-44
Front Turn Signal and Parking Lamps.............5-45
Halogen Bulbs............................................5-44
Sidemarker Lamps.......................................5-47
Turn Signal Lamps......................................5-46
Height Adjuster, Driver Seat............................... 1-4Highbeam On Light.........................................3-38
Highway Hypnosis...........................................4-22
Hill and Mountain Roads..................................4-23
Hold Mode.....................................................2-26
Hold Mode Functions......................................2-26
Hold Mode Light.............................................3-32
Hood
Checking Things Under................................5-10
Release.....................................................5-10
Horn............................................................... 3-5
How the System Alarm is Activated...................2-17
How to Add Coolant to the Coolant
Surge Tank.................................................5-29
How to Check................................................5-58
How to Check and Add Fluid............................5-21
How to Check Power Steering Fluid..................5-33
How to Detect a Tamper Condition....................2-17
How to Inspect the Engine Air Cleaner/Filter.......5-19
How to Turn Off the System Alarm....................2-17
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-15
Hydraulic Clutch.............................................5-20
Hydroplaning..................................................4-18
I
If No Steam Is Coming From Your Engine..........5-26
If Steam Is Coming From Your Engine...............5-25
If the Light Is Flashing.....................................3-34
6

Short Trip/City Intervals..................................... 6-5
Short Trip/City Scheduled Maintenance................ 6-6
Shoulder Belt Height Adjuster...........................1-18
Skidding........................................................4-13
Some Other Rainy Weather Tips.......................4-19
Special Fabric Cleaning Problems.....................5-74
Specifications, Capacities.................................5-90
Speed Sensitive Power Steering (SSPS)
Warning Light.............................................3-31
Speedometer..................................................3-27
Starter Switch Check.......................................6-20
Starting Your Engine...............................2-19, 2-20
Steering.......................................................... 4-9
Steering in Emergencies..................................4-10
Steering, Suspension and Front Drive Axle Boot
and Seal Inspection.....................................6-23
Steering Tips................................................... 4-9
Steering Wheel, Tilt Wheel................................. 3-5
Storage Areas................................................2-37
Cupholder(s)...............................................2-37
Front Armrest Storage Area...........................2-39
Front Storage Area......................................2-38
Glove Box..................................................2-37
Rear Seat Armrest.......................................2-39
Sunglasses Storage Compartment..................2-38
Storing the Flat Tire and Tools..........................5-71
Storing the Spare Tire and Tools.......................5-72Stuck in Sand, Mud, Ice or Snow......................4-30
Sun Visors.....................................................2-16
Sunglasses Storage Compartment.....................2-38
Sunroof.........................................................2-39
T
Tachometer....................................................3-27
Taillamps
Turn Signal, Stoplamps and Back-up Lamps......5-48
Theft-Deterrent, Radio.....................................3-51
Theft-Deterrent System....................................2-16
Theft-Deterrent Systems...................................2-16
Throttle System Inspection...............................6-24
Tilt Wheel........................................................ 3-5
Time .............................................................3-18
Tire Inflation Check.........................................6-18
Tire Sidewall Labeling......................................5-51
Tire Size.......................................................5-54
Tire Terminology and Definitions........................5-55
Tires.............................................................5-51
Buying New Tires........................................5-60
Chains.......................................................5-63
Changing a Flat Tire....................................5-64
Compact Spare Tire.....................................5-72
If a Tire Goes Flat.......................................5-63
12

Tires (cont.)
Inflation - Tire Pressure................................5-57
Inspection and Rotation................................5-58
Uniform Tire Quality Grading.........................5-60
Wheel Alignment and Tire Balance.................5-62
Wheel Replacement.....................................5-62
When It Is Time for New Tires......................5-59
To Use the Engine Coolant Heater....................2-22
Top Strap......................................................1-39
Top Strap Anchor Location...............................1-41
Torque Lock...................................................2-30
Towing
Recreational Vehicle.....................................4-31
Towing a Trailer..........................................4-37
Your Vehicle...............................................4-31
Transaxle
Fluid, Automatic...........................................5-20
Fluid, Manual..............................................5-20
Transaxle Operation, Automatic.........................2-23
Transaxle Operation, Manual............................2-27
Transmission, Transaxle, Transfer Case Unit
Repair Manual............................................7-12
Transportation Options...................................... 7-8
Trip Odometer................................................3-27
Trunk............................................................2-11
Turn and Lane-Change Signals.......................... 3-6
Turn Signal/Multifunction Lever........................... 3-6U
Underbody Flushing Service.............................6-22
Understanding Radio Reception........................3-51
Uniform Tire Quality Grading............................5-60
United States – Customer Assistance.................. 7-4
Used Replacement Wheels..............................5-63
Using an MP3 CD..........................................3-47
Using Cleaner on Fabric..................................5-74
Using the Rear Door Security Lock...................2-10
V
Vehicle
Control........................................................ 4-5
Damage Warnings........................................... iv
Loading......................................................4-33
Parking Your...............................................2-32
Symbols......................................................... iv
Vehicle Data Collection and Event Data
Recorders..................................................7-10
Vehicle Identification
Number (VIN).............................................5-81
Service Parts Identification Label...................5-81
Vehicle Storage..............................................5-38
Ventilation Adjustment......................................3-22
Visor Vanity Mirror..........................................2-16
Visors...........................................................2-16
13