check oil CHEVROLET CORVETTE 2023 Owner's Manual

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16287457) - 2023 - CRC - 3/10/22
Service and Maintenance 307
.When the REPLACE AT NEXT OIL CHANGE
message displays, the engine air filter
should be replaced at the next engine oil
change. When the REPLACE ENGINE AIR
FILTER SOON message displays, the
engine air filter should be replaced at the
earliest convenience. Reset the engine air
filter life system after the engine air filter
is replaced. SeeEngine Air Filter Life
System 0250.
.The initial transmission external canister
filter change must be performed at
12 000 km (7,500 mi). This service can be
complex. See your dealer.
Caution
The transmission external canister filter
must be changed at 12 000 km
(7,500 mile) during the break-in period.
Failure to replace the external canister
filter can cause damage to the
transmission and potentially void any
warranty. Every 36 000 km (22,500 mi)
.Replace the passenger compartment air
filter. Or every 24 months, whichever
comes first. More frequent passenger
compartment air filter replacement may
be needed if driving in areas with heavy
traffic, poor air quality, high dust levels,
or environmental allergens. Passenger
compartment air filter replacement may
also be needed if there is reduced airflow,
window fogging, or odors. Your GM
dealer can help determine when to
replace the filter.
.Change the dual clutch transmission
external canister filter. Check the
transmission fluid life percentage.
If the percentage is less than 10%, replace
the fluid and external canister filter.
Change the external canister filter every
36 000 km (22,500 mi) thereafter. This
service can be complex. See your dealer.
Every 72 000 km (45,000 mi)
.Change the transmission fluid and
external canister filter. Change the
external canister filter every 36 000 km
(22,500 mi) thereafter. This service can be
complex. See your dealer.
Or when the CHANGE TRANSMISSION
FLUID SOON message displays, change the
fluid and external canister filter within
the next 1 000 km (620 mi). Failure to
change the transmission fluid at required
intervals can lead to reduced transmission
performance. The transmission fluid must
be changed at least every three years and
the Fluid Life System must be reset. Your
dealer has trained service technicians who
will change the fluid and reset the
system. If the system is ever reset
accidentally, the fluid must be changed at
72 000 km (45,000 mi) since the last fluid
change. See
Dual Clutch Transmission
Fluid Life System 0249.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16287457) - 2023 - CRC - 3/10/22
308 Service and Maintenance
Every 156 000 km (97,500 mi)
.Replace spark plugs. Inspect spark plug
wires and/or boots.
Every 161 000 km (100,000 mi)
.Replace hood and/or body lift support gas
struts. Or every 10 years, whichever
comes first. See Gas Strut(s)0263.
Every 240 000 km (150,000 mi)
.Drain and fill engine cooling system. Or
every six years, whichever comes first.
See Cooling System 0252.
Additional Required Services –Severe
Service
There are no additional required services for
severe service for this vehicle. Follow the
requirements under normal service.
Owner Checks and Services
Every Five Years
.Replace brake fluid. See Brake Fluid
0 260.
.Replace front lift system fluid (if
equipped). See Recommended Fluids and
Lubricants 0310. Every Seven Years
.Replace Air Conditioning Desiccant every
seven years. The air conditioning system
requires maintenance every seven years.
This service requires replacement of the
desiccant to help the longevity and
efficient operation of the air conditioning
system. This service can be complex. See
your dealer.
Multi-Point Vehicle
Inspection (MPVI)
A Multi Point Vehicle Inspection (MPVI)
completed by a GM dealer technician is a
maintenance assessment of your vehicle.
The benefit of the MPVI is to identify and
inform the customer of service items that
require immediate attention and those that
may require attention in the future.
The technician will perform the following
checks on your vehicle. For a complete list
of checks, inspections, and services, see your
dealer.
Some items may not apply to your vehicle
and/or region.
Diagnostics
.OnStar active, if equipped
.Service history/recall check
Engine Oil and Filter
.Engine oil
.Oil life monitor
‐
Reset oil life monitor
Exterior Lights
.Visual inspection
Windshield and Wipers
.Visual inspection
Battery
.Battery visual inspection
.Battery test results
.Battery cables and connections
Systems, Fluids, and Visible Leak
Inspection
.Engine oil
.Transmission
.Drive axle
.Transfer case

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16287457) - 2023 - CRC - 3/10/22
Service and Maintenance 309
.Engine cooling system
.Power steering, if equipped
.Fuel system
.Windshield washer fluid
Tire Inspection
.Tire pressure, tread depth, and wear
.Rotation, if applicable
.Alignment check, optional
.Reset tire pressure monitor
.Check tire sealant expiration date,
if equipped
.Check spare tire, if equipped
Brakes
.Check brake system
Visible and Functional Inspections
.Seat belt components
.Exhaust system
.Accelerator pedal
.Passenger compartment air filter,
if equipped
.Engine air filter
.Hoses
.Belts
.Shocks and struts
.Steering components
.Axle boots or driveshaft and u-joints
.Compartment lift struts, if equipped
.Floor mats secured, no interference
with pedals
.Horn
.Ignition lock, if equipped
.Starter switch
.Evaporative control system
Lubricate
.Chassis components
Special Application Services
.Severe Commercial Use Vehicles Only:
Lubricate chassis components every oil
change.
.Have underbody flushing service
performed. See "Underbody Maintenance"
in Exterior Care 0296.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16287457) - 2023 - CRC - 3/10/22
Connected Services 337
Ensuring Security
.Change the default passwords for the
Wi-Fi hotspot and myChevrolet mobile
application. Make these passwords
different from each other and use a
combination of letters and numbers to
increase the security.
.Change the default name of the SSID
(Service Set Identifier). This is your
network’s name that is visible to other
wireless devices. Choose a unique name
and avoid family names or vehicle
descriptions.
Wi-Fi Hotspot (If Equipped)
The vehicle may have a built-in Wi-Fi
hotspot that provides access to the Internet
and web content at 4G LTE speed. Up to
seven mobile devices can be connected.
A data plan is required. Use the in-vehicle
controls only when it is safe to do so. 1. To retrieve Wi-Fi hotspot information, press
=to open the OnStar app on the
infotainment display, then select Wi-Fi
Hotspot. On some vehicles, touch Wi-Fi
or Wi-Fi Settings on the screen.
2. The Wi-Fi settings will display the Wi-Fi hotspot name (SSID), password, and on
some vehicles, the connection type (no Internet connection, 3G, 4G, 4G LTE), and
signal quality (poor, good, excellent). The
LTE icon shows connection to Wi-Fi. It is
possible that the icon may not illuminate
even though the vehicle has an active
connection.
3. To change the SSID or password, press
Qor call 1-888-4ONSTAR to connect
with an Advisor. On some vehicles, the
SSID and password can be changed in
the Wi-Fi Hotspot menu.
After initial set-up, your vehicle’s Wi-Fi
hotspot will connect automatically to your
mobile devices. Manage data usage by
turning Wi-Fi on or off on your mobile
device, using the myChevrolet mobile app,
or by contacting an OnStar Advisor. On
some vehicles, Wi-Fi can also be managed
from the Wi-Fi Hotspot menu.
MyChevrolet Mobile App (If Available)
Download the myChevrolet mobile app to
compatible Apple and Android smartphones.
Chevrolet users can access the following
services from a smartphone:
.Remotely start/stop the vehicle,
if factory-equipped.
.Lock/unlock doors, if equipped with
automatic locks.
.Activate the horn and lamps.
.Check the vehicle’s fuel level, oil life,
or tire pressure, if factory-equipped
with the Tire Pressure Monitor System.
.Send destinations to the vehicle.
.Locate the vehicle on a map
(U.S. market only).
.Turn the vehicle's Wi-Fi hotspot on/off,
manage settings, and monitor data
consumption, if equipped.
.Locate a dealer and schedule service.
.Request Roadside Assistance.
.Set a parking reminder with pin drop,
take a photo, make a note, and set a
timer.
.Connect with Chevrolet on social media.
Features are subject to change. For
myChevrolet mobile app information and
compatibility, see my.chevrolet.com.
An active OnStar or connected service plan
may be required. A compatible device,
factory-installed remote start, and power
locks are required. Data rates apply. See
www.onstar.com for details and system
limitations.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16287457) - 2023 - CRC - 3/10/22
342 Index
DualAutomatic Climate Control System . . . . 163
Clutch Transmission . . . . . . . . . . . . . . . . . . . . 195
Clutch Transmission Fluid . . . . . . . . . . . . . . 249
Clutch Transmission Fluid Life
System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Dual Clutch Transmission
Manual Mode . . . . . . . . . . . . . . . . . . . . . . . . . 198
E
ElectricBrake Boost . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Parking Brake . . . . . . . . . . . . . . . . . . . . . . . . . . 204
Parking Brake Light . . . . . . . . . . . . . . . . . . . . . 88
Electrical Equipment, Add-On . . . . . . . . . . . . . . . . . . . . 230
System Overload . . . . . . . . . . . . . . . . . . . . . . 264
Electrical System Fuses and Circuit Breakers . . . . . . . . . . . . . 266
Instrument Panel Fuse Block . . . . . . . . . . . 266
Rear Compartment Fuse Block . . . . . . . . . 268
Electronic Stability Control (ESC) Off Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 332 Engine
Air Cleaner/Filter . . . . . . . . . . . . . . . . . . . . . . 251
Air Filter Life System . . . . . . . . . . . . . . . . . . 250
Check Light (Malfunction Indicator) . . . . . 86
Compartment Overview . . . . . . . . . . . . . . . . 235
Coolant Temperature Gauge . . . . . . . . . . . . 83
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . 252
Drive Belt Routing . . . . . . . . . . . . . . . . . . . . . 318
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Oil Life System . . . . . . . . . . . . . . . . . . . . . . . . 248
Oil Pressure Light . . . . . . . . . . . . . . . . . . . . . . . 91
Overheating . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
Power Messages . . . . . . . . . . . . . . . . . . . . . . . . 98
Running While Parked . . . . . . . . . . . . . . . . . 195
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Engine Compartment Lamp . . . . . . . . . . . . . . 106
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Event Data Recorders . . . . . . . . . . . . . . . . . . . . 329
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Extended Parking . . . . . . . . . . . . . . . . . . . . . . . . 194
Extender, Seat Belt . . . . . . . . . . . . . . . . . . . . . . . . 51
Exterior
Lamp Controls . . . . . . . . . . . . . . . . . . . . . . . . . 102
Lamps Off Reminder . . . . . . . . . . . . . . . . . . . 102
Lighting Battery Saver . . . . . . . . . . . . . . . . . 107
F
FilterEngine Air Cleaner . . . . . . . . . . . . . . . . . . . . . 251
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Flashers, Hazard Warning . . . . . . . . . . . . . . . . 104
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 290
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Fluid Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260
Dual Clutch Transmission . . . . . . . . . . . . . . 249
Dual Clutch Transmission LifeSystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 256
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Frequency Statement
Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327
Front Air Dam . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Heated and Ventilated Seats . . . . . . . . . . . . 43
Lift System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Lift System Light . . . . . . . . . . . . . . . . . . . . . . . 87
Fuel Additives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Economy, Driving for Better . . . . . . . . . . . 169
Filling a Portable Fuel Container . . . . . . . 229
Filling the Tank . . . . . . . . . . . . . . . . . . . . . . . . 228
Foreign Countries . . . . . . . . . . . . . . . . . . . . . . 228
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16287457) - 2023 - CRC - 3/10/22
344 Index
J
JackAuxiliary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Jump Starting - North America . . . . . . . . . . . . . . . 290
K
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Remote . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Remote Operation . . . . . . . . . . . . . . . . . . . . . . . 7
L
Labeling, Tire Sidewall . . . . . . . . . . . . . . . . . . . 274
LampsCourtesy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Daytime Running (DRL) . . . . . . . . . . . . . . . . 103
Engine Compartment . . . . . . . . . . . . . . . . . . 106
Exterior Controls . . . . . . . . . . . . . . . . . . . . . . . 102
Exterior Lamps Off Reminder . . . . . . . . . . 102
Exterior Lighting Battery Saver . . . . . . . . 107
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
High/Low Beam Changer . . . . . . . . . . . . . . 102
Malfunction Indicator (CheckEngine) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
On Reminder . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . . . . . . 47
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 LED Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264
Leveling Control
Headlamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Lifting the Vehicle, Tires . . . . . . . . . . . . . . . . . 232
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Illumination Control . . . . . . . . . . . . . . . . . . . 105
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264
Lights Airbag Readiness . . . . . . . . . . . . . . . . . . . . . . . 84
Antilock Brake System (ABS)
Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Brake System Warning . . . . . . . . . . . . . . . . . 87
Charging System . . . . . . . . . . . . . . . . . . . . . . . 85
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Cruise Control Light . . . . . . . . . . . . . . . . . . . . . 92
Door Ajar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Driver Mode Control . . . . . . . . . . . . . . . . . . . . 90
Electric Parking Brake . . . . . . . . . . . . . . . . . . . 88
Electronic Stability Control (ESC), Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Engine Oil Pressure . . . . . . . . . . . . . . . . . . . . . 91
Front Lift System . . . . . . . . . . . . . . . . . . . . . . . 87
Gauges and Indicators . . . . . . . . . . . . . . . . . . 78
High-Beam On . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Seat Belt Reminders . . . . . . . . . . . . . . . . . . . . 84 Lights (cont'd)
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Service Electric Parking Brake . . . . . . . . . . . 88
Tire Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Traction Control System
(TCS)/Electronic Stability Control
Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Traction Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Limited-Slip Differential . . . . . . . . . . . . . . 218, 219
Locks Automatic Door . . . . . . . . . . . . . . . . . . . . . . . . . 16
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . 16
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Lockout Protection . . . . . . . . . . . . . . . . . . . . . . 16
Loss of Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Low-Profile Tires . . . . . . . . . . . . . . . . . . . . . . . . . 273
Lower Anchors and Tethers for Children (LATCH System) . . . . . . . . . . . . . . . . 66
Lumbar Adjustment . . . . . . . . . . . . . . . . . . . . . . . 40 Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 313
Maintenance Schedule . . . . . . . . . . . . . . . . . . . 306 Recommended Fluids and
Lubricants . . . . . . . . . . . . . . . . . . . . . . . . . . . . 310
Malfunction Indicator Lamp . . . . . . . . . . . . . . . 86

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16287457) - 2023 - CRC - 3/10/22
Index 345
ManualMode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Map Data Updates . . . . . . . . . . . . . . . . . . . . . . . . 133
Maps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Media Avoiding Untrusted Devices . . . . . . . . . . . . . 118
Memory Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Messages
Engine Power . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Vehicle Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Mirrors Automatic Dimming . . . . . . . . . . . . . . . . . . . . 25
Automatic Dimming Rearview . . . . . . . . . . 26
Convex . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Folding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Heated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Interior Rearview . . . . . . . . . . . . . . . . . . . . . . . 26
Manual Rearview . . . . . . . . . . . . . . . . . . . . . . . 26
Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Rear Camera . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Tilt in Reverse . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Mode Driver Control . . . . . . . . . . . . . . . . . . . . . . . . . 208
Monitor System, Tire Pressure . . . . . . . . . . . 280
Multi-Point Vehicle Inspection (MPVI) . . . . 308N
Navigation
Connected Services . . . . . . . . . . . . . . . . . . . . 336
Destination . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Using the System . . . . . . . . . . . . . . . . . . . . . . 122
Net, Convenience . . . . . . . . . . . . . . . . . . . . . . . . . . 71
New Vehicle Break-In . . . . . . . . . . . . . . . . . . . . 189
O
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Off-Road Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Oil
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242, 245
Engine Oil Life System . . . . . . . . . . . . . . . . . 248
Pressure Light . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Older Children, Restraints . . . . . . . . . . . . . . . . . .61
Online Account . . . . . . . . . . . . . . . . . . . . . . . . . . . 321
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330 Additional Information . . . . . . . . . . . . . . . . . 333
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331
OnStar Emergency . . . . . . . . . . . . . . . . . . . . . . . 332
OnStar Security . . . . . . . . . . . . . . . . . . . . . . . . . . 332
Outlets
Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 Overheating, Engine . . . . . . . . . . . . . . . . . . . . . 255
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Instrument Panel . . . . . . . . . . . . . . . . . . . . . . . . 4
P
Panel, Roof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
ParkAssist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223, 225
Shifting Into . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Shifting Out of . . . . . . . . . . . . . . . . . . . . . . . . 193
Parking Brake and P (Park) Mechanism
Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 262
Extended . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Over Things That Burn . . . . . . . . . . . . . . . . . 194
Parking or Backing Assistance Systems . . . . . . . . . . . . . . . . . . . . 223
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . 85
Compartment Air Filter . . . . . . . . . . . . . . . . 166
Sensing System . . . . . . . . . . . . . . . . . . . . . . . . . 56
Perchlorate Materials Requirements, California . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Performance Data Recorder (PDR) . . . . . . . . . . . . . . . . . . . 138
Transmission Active . . . . . . . . . . . . . . . . . . . . . 89