Page 290 of 408
Center High-Mounted Stoplamp
(CHMSL) (Sedan)
To replace a center high-mounted
stoplamp (CHMSL) bulb:
1. Open the trunk lid. SeeTrunk on page 2-13for
more information.
2. Locate the center high-mounted stoplamp (CHMSL)
on the inside of the trunk lid.
3. Unclip the wiring harness by using a tool to
disengage the connector.
4. Remove the cover by pressing the tabs at either
end with a tool.5. Remove the bulb by turning it counterclockwise.
6. Install a new bulb.
7. Reverse Steps 3 through 5 to reinstall the bulb
assembly.
Center High-Mounted Stoplamp
(CHMSL) (Retractable Hardtop
and Coupe)
If your vehicle has this component and it needs
replacement, it is recommended that it be replaced as a
unit by your dealer/retailer.
5-54
Page 291 of 408
Taillamps, Turn Signal, Sidemarker,
Stoplamps and Back-up Lamps
(Sedan)
A. Stoplamp/Taillamp/Turn Signal
B. Sidemarker Lamp
C. Back-up Lamp
To replace one of these bulbs:
1. Open the trunk. SeeTrunk on page 2-13for more
information.
2. Remove the convenience net, if the vehicle has one.3. Remove the wing nuts holding the trunk trim.
4. Remove the two nuts, which hold the taillamp
assembly, from inside the vehicle.
5. Remove the taillamp assembly.
6. Turn the bulb socket counterclockwise to remove.
7. Pull the bulb from the socket.
8. Install a new bulb.
9. Reverse Steps 2 through 7 to reinstall the taillamp
assembly.
5-55
Page 292 of 408
Taillamps, Turn Signal, Sidemarker,
Stoplamps and Back-up Lamps
(Coupe)
A. Sidemarker Lamp
B. Stoplamp/Taillamp/Turn Signal Lamp
C. Back-up Lamp
To replace one of these bulbs:
1. Open the trunk. SeeTrunk on page 2-13for more
information.
2. Remove the convenience net, if the vehicle has one.3. Remove the two wing nuts from the trunk trim to
expose the hex nuts.
4. Remove the three hex nuts retaining the taillamp
assembly.
5. Pull the assembly off to the side to release it from
the rear of the vehicle.
6. Turn the bulb socket counterclockwise to remove.
7. Pull the bulb from the bulb socket.
8. Install a new bulb.
9. Reverse Steps 3 through 5 to reinstall the taillamp
assembly.
5-56
Page 293 of 408
Taillamps, Turn Signal, Sidemarker,
Stoplamps and Back-up Lamps
(Retractable Hardtop)
A. Sidemarker Lamp
B. Stoplamp/Taillamp/Turn Signal Lamp
C. Back-up LampTo replace one of these bulbs:
1. Open the trunk. SeeTrunk on page 2-13for more
information.
2. Locate the three rubber covers in the trunk trim,
near the taillamp assembly and remove them.
3. Remove the two nuts and one bolt retaining the
taillamp assembly.
4. Pull off the assembly to the side to release it from
the vehicle.
5. Turn the bulb socket counterclockwise to remove.
6. Pull the bulb from the bulb socket.
7. Install a new bulb.
8. Reverse Steps 1 through 5 to reinstall the taillamp
assembly.
5-57
Page 294 of 408
License Plate Lamp
To replace the license plate lamp bulb:
1. Remove the two screws holding the license plate
lamp assembly to the fascia.
2. Turn and pull the license plate lamp forward
through the fascia opening.
3. Turn the bulb socket counterclockwise and pull the
bulb straight out of the socket.
4. Install the new bulb.
5. Reverse Steps 1 through 3 to reinstall the lamp
assembly.
Replacement Bulbs
Exterior Lamp Bulb Number
Coupe and Retractable Hardtop 921
Sedan 3057K
Center High-Mounted Stoplamp
(CHMSL)912***
Front Parking and Turn Signal
Lamp3157KX
Front/Rear Sidemarker Lamp 194
License Plate Lamp 168
Headlamps
High-Beam Lamp H9
Low-Beam Lamp H11
Stoplamp, Taillamp and Turn
Signal Lamp3057K*
Sidemarker, Stoplamp, Taillamp
and Turn Signal Lamp3157K**
*Coupe and Sedan only
**Retractable Hardtop only
***Sedan Only
For replacement bulbs not listed here, contact your
dealer/retailer.
5-58
Page 396 of 408

Audio System(s).............................................3-54
Automatic Climate Control System.....................3-23
Automatic Door Lock.......................................2-11
Automatic Headlamp System............................3-15
Automatic Transmission
Fluid..................................................5-27, 5-30
Operation...................................................2-27
B
Backglass Antenna..........................................3-69
Battery..........................................................5-45
Run-Down Protection...................................3-18
Bench Seat, Split (60/40).................................1-11
Brake
Emergencies................................................ 4-5
Brakes..........................................................5-42
System Warning Light..................................3-34
Braking........................................................... 4-3
Braking in Emergencies..................................... 4-5
Break-In, New Vehicle.....................................2-21
Bulb Replacement...........................................5-51
Center High-Mounted Stoplamp (CHMSL)........5-54
Halogen Bulbs............................................5-52
Headlamps, Front Turn Signal, Sidemarker,
and Parking Lamps..................................5-52Bulb Replacement (cont.)
License Plate Lamps....................................5-58
Replacement Bulbs......................................5-58
Taillamps, Turn Signal, Sidemarker, Stoplamps,
and Back-Up Lamps.................5-55, 5-56, 5-57
Buying New Tires...........................................5-79
C
Calibration.............................................2-37, 2-39
California Fuel.................................................. 5-7
California Perchlorate Materials Requirements....... 5-5
California Proposition 65 Warning....................... 5-5
Canadian Owners................................................ ii
Capacities and Speci cations..........................5-119
Carbon Monoxide...................2-13, 2-35, 4-15, 4-28
Care of
Safety Belts..............................................5-103
Center Console Storage Area...........................2-44
Center High-Mounted Stoplamp (CHMSL)...........5-54
Chains, Tire...................................................5-85
Charging System Light....................................3-33
Check
Engine Light...............................................3-38
Checking Things Under the Hood......................5-12
Chemical Paint Spotting.................................5-107
2
Page 399 of 408

F
Filter
Engine Air Cleaner......................................5-26
Finish Damage.............................................5-107
Fixed Mast Antenna........................................3-68
Flashers, Hazard Warning.................................. 3-6
Flash-to-Pass................................................... 3-8
Flat Tire........................................................5-86
Flat Tire, Changing.........................................5-86
Flat Tire, Storing.............................................5-96
Fluid.....................................................5-27, 5-30
Power Steering...........................................5-40
Windshield Washer......................................5-41
Fog Lamp
Fog ...........................................................3-16
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.........................................................3-42
Gasoline Octane........................................... 5-6
Gasoline Speci cations.................................. 5-7
Low Warning Light.......................................3-42Fuses..........................................................5-110
Engine Compartment Fuse Block.................5-112
Instrument Panel Fuse Block.......................5-110
Rear Compartment Fuse Block....................5-116
Windshield Wiper.......................................5-110
G
Gage
Engine Coolant Temperature.........................3-37
Fuel..........................................................3-42
Speedometer..............................................3-29
Tachometer.................................................3-29
Gasoline
Octane........................................................ 5-6
Speci cations............................................... 5-7
Glove Box.....................................................2-44
GM Mobility Reimbursement Program.................. 7-6
H
Hazard Warning Flashers................................... 3-6
Head Restraints............................................... 1-7
Headlamps....................................................3-13
Bulb Replacement.......................................5-51
Daytime Running Lamps...............................3-14
5
Page 400 of 408

Headlamps (cont.)
Delayed.....................................................3-14
Flash-to-Pass............................................... 3-8
Halogen Bulbs............................................5-52
Headlamps, Front Turn Signal, Sidemarker,
and Parking Lamps..................................5-52
High/Low Beam Changer................................ 3-8
On Reminder..............................................3-14
Headlamps Off in Park (P)...............................3-14
Heated Seats................................................... 1-4
Heater...................................................3-19, 3-23
Highbeam On Light.........................................3-42
High-Speed Operation, Tires.............................5-70
Highway Hypnosis...........................................4-14
Hill and Mountain Roads..................................4-14
Hood
Checking Things Under................................5-12
Release.....................................................5-12
Horn............................................................... 3-6
How to Wear Safety Belts Properly...................1-18
I
Ignition Positions.............................................2-22
Infants and Young Children, Restraints...............1-36
In ation - Tire Pressure...................................5-68Instrument Panel
Overview..................................................... 3-4
Instrument Panel (I/P)
Brightness..................................................3-16
Cluster.......................................................3-28
J
Jump Starting.................................................5-46
K
Keyless Entry System....................................... 2-4
Keys............................................................... 2-3
L
Labeling, Tire Sidewall.....................................5-62
Lamps
Courtesy....................................................3-16
Dome........................................................3-17
Overhead Console Reading..........................3-17
Trunk.........................................................3-17
Lap-Shoulder Belt...........................................1-26
6