
Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
198 Driving and Operating
Driver Mode Control
The Driver Mode Selector knob is
on the console behind the shift
lever.
There are five modes for different
driving conditions: Weather, Eco,
Tour, Sport, and Track.The outer ring turns to change the
modes, which display in the
instrument cluster.
Press the button in the center of the
knob for StabiliTrak and Traction
Control System (TCS), or if the
vehicle is in Track Mode with
Performance Traction Management
(PTM). See
Traction Control/
Electronic Stability Control 0196 or
the information on PTM in
Competitive Driving Mode 0201.
When PTM is active, the outer ring
will change the PTM mode and the
Driver mode will display in the
instrument cluster. Each mode is configured for use in
different driving conditions. Use:
.
Weather Mode for rain
and snow.
. Eco Mode to improve fuel
economy.
. Tour Mode for comfortable
normal driving.
. Sport Mode for spirited on road
driving.
. Track Mode for track use.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
202 Driving and Operating
In order to select this optional
handling mode, the vehicle mode
must be in Sport or Track Mode. In
vehicles equipped with Performance
Traction Management (PTM), the
Competitive Driving Mode is only
available in Sport Mode. In vehicles
not equipped with PTM, the
Competitive Driving Mode is
available in Sport and Track Mode.
Then quickly press
gon the center
console two times. STABILITRAK
COMPETITIVE MODE displays in
the Driver Information Center (DIC). When
gis pressed again, the
traction off light
iand StabiliTrak
OFF light
gwill go out.
Performance Traction
Management (Z06, Grand
Sport, and Stingray with FE4)
Performance Traction Management
(PTM) integrates the Traction
Control, StabiliTrak, and Magnetic
Ride Control systems to provide
improved and consistent
performance when cornering. The
amount of available engine power is
based on the mode selected, track
conditions, driver skill, and the
radius of each corner.
This light is on when the vehicle is
in the PTM mode. To select this optional handling
mode, the vehicle mode must be
Track. Then quickly press the TCS/
StabiliTrak
gbutton on the center
console two times. PERF TRAC 1 -
WET ACTIVE HANDLING ON
displays in the DIC.
To experience the performance
benefit of this system, after entering
a curve and at the point where
normal acceleration occurs, fully
push the accelerator pedal. The
PTM system will modify the level of
engine power for a smooth and
consistent corner exit.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
Driving and Operating 203
The PTM system contains five
modes. These modes are selected
by turning the Selective Ride
Control/Performance Traction
Management MODE SELECT knob
on the center console. Scroll up or
down through modes 1–5 by turning
the MODE SELECT knob to the
right or left.
The following is a DIC display
description and the recommended
usage of each mode:
PERF TRAC 1–WET ACTIVE
HANDLING ON
. Intended for all driver skill levels.
. Wet or damp conditions only —
not intended for use in heavy
rain or standing water.
. StabiliTrak is on and engine
power is reduced based on
conditions.
PERF TRAC 2 –DRY ACTIVE
HANDLING ON
. For use by less experienced
drivers or while learning a new
track. .
Dry conditions only.
. StabiliTrak is on and engine
power is slightly reduced.
PERF TRAC 3 –SPORT
ACTIVE HANDLING ON
. For use by drivers who are
familiar with the track.
. Dry conditions only.
. Requires more driving skill than
mode 2.
. StabiliTrak is on and more
engine power is available than in
mode 2.
PERF TRAC 4 –SPORT
ACTIVE HANDLING OFF
. For use by drivers who are
familiar with the track.
. Dry conditions only.
. Requires more driving skill than
modes 2 or 3.
. StabiliTrak is off and available
engine power is the same as
mode 3.
PERF TRAC 5 –RACE ACTIVE
HANDLING OFF
. For use by experienced drivers
who are familiar with the track.
. Dry conditions only.
. Requires more driving skill than
in other modes.
. StabiliTrak is off and engine
power is available for maximum
cornering speed.
Press and release
gto turn off PTM
and return to the traction control and
StabiliTrak systems. The traction off
light
iand StabiliTrak OFF lightg
will go out.
Launch Control (Track
Mode Only)
A Launch Control feature is
available, within Competitive Driving
Mode, on all vehicles to allow the
driver to achieve high levels of
vehicle acceleration in a straight
line. Launch Control is a form of
traction control that manages tire
spin while launching the vehicle.
This feature is intended for use

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
348 Index
Automatic (cont'd)Transmission Fluid . . . . . . . . . . . 232
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 187
Shift Lock Control Function
Check . . . . . . . . . . . . . . . . . . . . . . . 247
Axle, Rear . . . . . . . . . . . . . . . . . . . . . . 245
B
Battery Exterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . 142
Power Protection . . . . . . . . . . . . . 142
Battery - North America . . . . 244, 287
Blade Replacement, Wiper . . . . . 247
Boost Gauge . . . . . . . . . . . . . . . . . . . 107
Brake
Parking, Electric . . . . . . . . . . . . . . 193
System Warning Light . . . . . . . . .113
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 242 Antilock . . . . . . . . . . . . . . . . . . . . . . . 193
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 195
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 243
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 157
Break-In, New Vehicle . . . . . . . . . . 177
Bulb Replacement
Headlamp Aiming . . . . . . . . . . . . . 249
Headlamps . . . . . . . . . . . . . . . . . . . 250 Bulb Replacement (cont'd)
High Intensity Discharge
(HID) Lighting . . . . . . . . . . . . . . . 250
License Plate Lamps . . . . . . . . . 250
Buying New Tires . . . . . . . . . . . . . . . 272
C
Calibration . . . . . . . . . . . . . . . . . . . . . . . 98
California Fuel Requirements . . . . . . . . . . . .211
Perchlorate Materials
Requirements . . . . . . . . . . . . . . . 217
California Proposition
65 Warning . . . . . . . . . .216, 244, 287,
Back Cover
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . . . 318
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 184
Hatch . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Winter Driving . . . . . . . . . . . . . . . . 172
Cargo
Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Tie-Downs . . . . . . . . . . . . . . . . . . . . . . 95
Cargo Net . . . . . . . . . . . . . . . . . . . . . . . 95
Caution, Danger, and Warning . . . . 2 Center Console Storage . . . . . . . . . 94
Chains, Tire . . . . . . . . . . . . . . . . . . . . 278
Charging System Light . . . . . . . . . 111
Check
Engine Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . . 111
Child Restraints
Infants and Young Children . . . . . 84
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . . . 88
Older Children . . . . . . . . . . . . . . . . . . 83
Securing . . . . . . . . . . . . . . . . . . . . . . . . 89
Systems . . . . . . . . . . . . . . . . . . . . . . . . 87
Cleaning Exterior Care . . . . . . . . . . . . . . . . . 292
Interior Care . . . . . . . . . . . . . . . . . . 297
Climate Control Systems Dual Automatic . . . . . . . . . . . . . . . 149
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Cluster, Instrument . . . . . . . . . . . . . 101
Clutch, Hydraulic . . . . . . . . . . . . . . . 233
Collision Damage Repair . . . . . . . 328
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . . 92
Compass . . . . . . . . . . . . . . . . . . . . . . . . 98
Competition Oriented Tires . . . . . 260
Competitive Driving Mode . . . . . . 201
Composite Materials . . . . . . . . . . . . 178

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
Index 355
Service (cont'd)Maintenance, General
Information . . . . . . . . . . . . . . . . . . 302
Parts Identification Label . . . . . 317
Publications Ordering
Information . . . . . . . . . . . . . . . . . . 330
Scheduling Appointments . . . . . 327
Service Electric Parking Brake Light . . . . . . . . . . . . . . . . . . . . 114
Services Special Application . . . . . . . . . . . 309
Servicing the Airbag . . . . . . . . . . . . . 81
Shift Lock Control Function Check, Automatic
Transmission . . . . . . . . . . . . . . . . . . 247
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 182
Out of Park . . . . . . . . . . . . . . . . . . . 183
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 140
Special Application Services . . . . 309
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . . 318
Speedometer . . . . . . . . . . . . . . . . . . . 106
Start Assist, Hill . . . . . . . . . . . . . . . . . 195
Start Vehicle, Remote . . . . . . . . . . . 34
Starter Switch Check . . . . . . . . . . . 246
Starting the Engine . . . . . . . . . . . . . 180 Steering . . . . . . . . . . . . . . . . . . . . . . . . 158
Wheel Adjustment . . . . . . . . . . . . . . 97
Wheel Controls . . . . . . . . . . . . . . . . . 97
Storage Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Storage Areas Cargo Cover . . . . . . . . . . . . . . . . . . . . 94
Center Console . . . . . . . . . . . . . . . . . 94
Convenience Net . . . . . . . . . . . . . . . 95
Glove Box . . . . . . . . . . . . . . . . . . . . . . 92
Instrument Panel . . . . . . . . . . . . . . . 92
Storage Compartments . . . . . . . . . . 92
Storing the Tire Sealant and Compressor Kit . . . . . . . . . . . . . . . 286
Struts Gas . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 173
Summer Tires . . . . . . . . . . . . . . . . . . 261
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . 48
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . 3
System Infotainment . . . . . . . . . . . . . 143, 334
T
Tachometer . . . . . . . . . . . . . . . . . . . . . 106
Text Telephone (TTY) Users . . . . 324
Theft-Deterrent Systems . . . . . . . . . 43 Theft-Deterrent Systems (cont'd)
Immobilizer . . . . . . . . . . . . . . . . . . . . . 43
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257 Buying New Tires . . . . . . . . . . . . . 272
Chains . . . . . . . . . . . . . . . . . . . . . . . . 278
Competition Oriented . . . . . . . . . 260
Designations . . . . . . . . . . . . . . . . . 262
Different Size . . . . . . . . . . . . . . . . . 274
If a Tire Goes Flat . . . . . . . . . . . . 278
Inspection . . . . . . . . . . . . . . . . . . . . 270
Lifting the Vehicle . . . . . . . . . . . . . 217
Low Profile . . . . . . . . . . . . . . . . . . . 259
Pressure . . . . . . . . . . . . . . . . . 266, 267
Pressure Light . . . . . . . . . . . . . . . . .116
Pressure Monitor Operation . . 268
Pressure Monitor System . . . . . 267
Rotation . . . . . . . . . . . . . . . . . . . . . . 271
Run-Flat . . . . . . . . . . . . . . . . . . . . . . 258
Sealant andCompressor Kit . . . . . . . . . . . . . 279
Sealant and Compressor Kit, Storing . . . . . . . . . . . . . . . . . . 286
Sidewall Labeling . . . . . . . . . . . . . 261
Terminology and Definitions . . 263
Uniform Tire Quality Grading . . . . . . . . . . . . . . . . . . . . . 274