engine coolant CHEVROLET CORVETTE 2018 Owner's Guide

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
304 Service and Maintenance
Maintenance
Schedule
Owner Checks and Services
At Each Fuel Stop
.Check the engine oil level. See
Engine Oil 0226.
Once a Month
. Check the tire inflation
pressures. See Tire Pressure
0 266.
. Inspect the tires for wear. See
Tire Inspection 0270.
. Check the windshield washer
fluid level. See Washer Fluid
0 241.
Engine Oil Change
When the CHANGE ENGINE OIL
SOON message displays, have the
engine oil and filter changed within
the next 1 000 km/600 mi. If driven
under the best conditions, the
engine oil life system may not
indicate the need for vehicle service
for up to a year. The engine oil and filter must be changed at least once
a year and the oil life system must
be reset. Your trained dealer
technician can perform this work.
If the engine oil life system is reset
accidentally, service the vehicle
within 5 000 km/3,000 mi since the
last service. Reset the oil life
system when the oil is changed.
See
Engine Oil Life System 0231.
Dry Sump Engine Break-In Oil
Change
If equipped with a dry sump engine,
the initial oil and filter change must
be performed at 800 km/500 mi.
Follow the engine oil life system for
every oil change thereafter.
Required Services Every
12 000 km/7,500 mi
. Check engine oil level and oil
life percentage. If needed,
change engine oil and filter,
and reset oil life system.
See Engine Oil 0226 and
Engine Oil Life System 0231. .
Check engine coolant level.
See Cooling System (Engine)
0 236 orCooling System (Aero
Panel) 0239.
. Check windshield washer fluid
level. See Washer Fluid 0241.
. Visually inspect windshield wiper
blades for wear, cracking,
or contamination. See Exterior
Care 0292. Replace worn or
damaged wiper blades. See
Wiper Blade Replacement
0 247.
. Check tire inflation pressures.
See Tire Pressure 0266.
. Inspect tire wear. See Tire
Inspection 0270.
. Visually check for fluid leaks.
. Inspect engine air cleaner filter.
See Engine Air Cleaner/Filter
0 233.
. Inspect brake system. See
Exterior Care 0292.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
Service and Maintenance 313
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.Usage Fluid/Lubricant
Chassis Lubrication Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Electronic Limited-Slip Differential (eLSD) Clutch System Lubricant
(Z51, Grand Sport, and Z06 Only) DEXRON-VI Automatic Transmission Fluid.
Engine Coolant 40/60 coolant/water mixture of clean, drinkable water and use only DEX-COOL Coolant.
SeeCooling System (Engine) 0236 orCooling System (Aero Panel) 0239.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. Mobil 1 dexos1 full synthetic is recommended. See Engine Oil
0 226.
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl Lubriplate Lubricant Aerosol (GM Part No. 89021668, in Canada 89021674)
or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Hydraulic Brake System (Vehicles with DOT 3 brake fluid) DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in
Canada 19299819). See
Brake Fluid0243.
Hydraulic Brake System (Vehicles with DOT 4 brake fluid) DOT 4 Hydraulic Brake Fluid (GM Part No. 19299570, in
Canada 19299571). See
Brake Fluid0243.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
Index 349
Compressor Kit, Tire Sealant . . . 279
ConnectionsOnStar . . . . . . . . . . . . . . . . . . . . . . . 338
Control Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 196
Control of a Vehicle . . . . . . . . . . . . . 157
Convenience Net . . . . . . . . . . . . . . . . 95
Convertible Top . . . . . . . . . . . . . . . . . . 52
Convex Mirrors . . . . . . . . . . . . . . . . . . 44
Coolant
Engine Temperature Gauge . . 108
Engine TemperatureWarning Light . . . . . . . . . . . . . . . .115
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . 149
Cooling System . . . . . . . . . . . . 236, 239
Courtesy Lamps . . . . . . . . . . . . . . . . 141
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . . 327
Cover Cargo . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Cruise Control . . . . . . . . . . . . . . . . . . 205 Light . . . . . . . . . . . . . . . . . . . . . . . . . . .118
Cupholders . . . . . . . . . . . . . . . . . . . . . . 93
Customer Assistance . . . . . . . . . . . 324 Offices . . . . . . . . . . . . . . . . . . . . . . . . 323
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 324 Customer Information
Service Publications
Ordering Information . . . . . . . . 330
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 321
D
Damage Repair, Collision . . . . . . . 328
Danger, Warning, and Caution . . . . 2
Data CollectionInfotainment System . . . . . . . . . . 334
OnStar . . . . . . . . . . . . . . . . . . . . . . . 334
Data Recorder Performance . . . . . . . . . . . . . . . . . . 143
Data Recorders, Event . . . . . . . . . 333
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 138
Defensive Driving . . . . . . . . . . . . . . . 157
Delayed Locking . . . . . . . . . . . . . . . . . 38
Diagnostics OnStar . . . . . . . . . . . . . . . . . . . . . . . 340
Differential, Limited-Slip . . . . . . . . 205
Distracted Driving . . . . . . . . . . . . . . . 156
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . .118
Delayed Locking . . . . . . . . . . . . . . . . 38
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Power Locks . . . . . . . . . . . . . . . . . . . . 37 Drive Belt Routing, Engine . . . . . . 320
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . . 118
Driver Mode Control . . . . . . . . . . . . 198
Driving Competitive . . . . . . . . . . . . . . . . . . . 201
Defensive . . . . . . . . . . . . . . . . . . . . . 157
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 157
For Better Fuel Economy . . . . . . . 25
Hill and Mountain Roads . . . . . . 171
If the Vehicle is Stuck . . . . . . . . . 173
Loss of Control . . . . . . . . . . . . . . . 159
Off-Road Recovery . . . . . . . . . . . 158
Track Events andCompetitive . . . . . . . . . . . . . . . . . 159
Vehicle Load Limits . . . . . . . . . . . 173
Wet Roads . . . . . . . . . . . . . . . . . . . 170
Winter . . . . . . . . . . . . . . . . . . . . . . . . 172
Dual Automatic Climate Control System . . . . . . . . . . . . . . . . 149
E
Electric Parking Brake . . . . . . . . . . 193
Electric Parking Brake Light . . . . 113
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 214

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
350 Index
Electrical SystemEngine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 252
Fuses . . . . . . . . . . . . . . . . . . . . . . . . 251
Overload . . . . . . . . . . . . . . . . . . . . . 251
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 254
Electronic Stability Control (ESC) Off Light . . . . . . . . . . . . . . . . 115
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . 337
Engine Air Cleaner/Filter . . . . . . . . . . . . . 233
Check Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . . 111
Compartment Overview . . . . . . . 221
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 108
Coolant Temperature Warning Light . . . . . . . . . . . . . . . .115
Cooling System . . . . . . . . . . 236, 239
Drive Belt Routing . . . . . . . . . . . . 320
Exhaust . . . . . . . . . . . . . . . . . . . . . . 184
Oil Life System . . . . . . . . . . . . . . . 231
Oil Pressure Light . . . . . . . . . . . . .116
Overheating . . . . . . . . . . . . . . . . . . 240
Power Messages . . . . . . . . . . . . . 125
Running While Parked . . . . . . . . 185 Engine (cont'd)
Starting . . . . . . . . . . . . . . . . . . . . . . . 180
Entry Lighting . . . . . . . . . . . . . . . . . . . 141
Event Data Recorders . . . . . . . . . . 333
Exit Lighting . . . . . . . . . . . . . . . . . . . . 141
Extended Parking . . . . . . . . . . . . . . . 184
Extender, Seat Belt . . . . . . . . . . . . . . 70
Exterior Lamp Controls . . . . . . . . . 137
Exterior Lamps Off Reminder . . . 137
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . . . 142
F
FeaturesMemory . . . . . . . . . . . . . . . . . . . . . . . . . 13
Filter, Engine Air Cleaner . . . . . . . . . . . 233
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 138
Flashers, Hazard Warning . . . . . . 140
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 278
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 300
Fluid Automatic Transmission . . . . . . 232
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 243
Washer . . . . . . . . . . . . . . . . . . . . . . . 241
Folding Mirrors . . . . . . . . . . . . . . . . . . 45
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 331 Front Air Dam . . . . . . . . . . . . . . . . . . 178
Front Seats
Heated and Ventilated . . . . . . . . . . 64
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210 Additives . . . . . . . . . . . . . . . . . . . . . .211
Economy Driving . . . . . . . . . . . . . . . 25
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 213
Filling the Tank . . . . . . . . . . . . . . . 212
Foreign Countries . . . . . . . . . . . . .211
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 106
Low Fuel Warning Light . . . . . . . .117
Management, Active . . . . . . . . . . 184
Requirements, California . . . . . .211
Fuses . . . . . . . . . . . . . . . . . . . . . . . . . . 251 Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 252
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 254
G
Garage Door Opener . . . . . . . . . . . 133Programming . . . . . . . . . . . . . . . . . 133
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 248
Gauges Boost . . . . . . . . . . . . . . . . . . . . . . . . . 107
Engine Coolant
Temperature . . . . . . . . . . . . . . . . 108

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11374030) - 2018 - CRC - 11/8/17
352 Index
Lamps (cont'd)Reading . . . . . . . . . . . . . . . . . . . . . . 141
Lap-Shoulder Belt . . . . . . . . . . . . . . . 68
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . 88
Latches, Seatback . . . . . . . . . . . . . . . 63
LED Lighting . . . . . . . . . . . . . . . . . . . . 250
Lifting the Vehicle, Tires . . . . . . . . 217
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . 141
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Illumination Control . . . . . . . . . . . 141
LED . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Lights
Airbag Readiness . . . . . . . . . . . . . 109
Antilock Brake System(ABS) Warning . . . . . . . . . . . . . . .114
Brake System Warning . . . . . . . .113
Charging System . . . . . . . . . . . . . . 111
Check Engine (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . . 111
Cruise Control . . . . . . . . . . . . . . . . .118
Door Ajar . . . . . . . . . . . . . . . . . . . . . .118
Electric Parking Brake . . . . . . . . .113
Electronic Stability Control (ESC), Off . . . . . . . . . . . . . . . . . . . .115
Engine Coolant Temperature Warning . . . . . . . .115 Lights (cont'd)
Engine Oil Pressure . . . . . . . . . . .116
Flash-to-Pass . . . . . . . . . . . . . . . . . 138
High-Beam On . . . . . . . . . . . . . . . . .117
High/Low Beam Changer . . . . . 138
Low Fuel Warning . . . . . . . . . . . . .117
Seat Belt Reminders . . . . . . . . . . 109
Security . . . . . . . . . . . . . . . . . . . . . . .117
Service Electric Parking
Brake . . . . . . . . . . . . . . . . . . . . . . . .114
Tire Pressure . . . . . . . . . . . . . . . . . .116
Traction Off . . . . . . . . . . . . . . . . . . . .114
Limited-Slip Differential . . . . . . . . . 205
Locks Automatic Door . . . . . . . . . . . . . . . . . 38
Delayed Locking . . . . . . . . . . . . . . . . 38
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Lockout Protection . . . . . . . . . . . . . . 38
Power Door . . . . . . . . . . . . . . . . . . . . . 37
Loss of Control . . . . . . . . . . . . . . . . . 159
Low Fuel Warning Light . . . . . . . . . 117
Low-Profile Tires . . . . . . . . . . . . . . . . 259
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . . . 88
Lumbar Adjustment . . . . . . . . . . . . . . 59 Front Seats . . . . . . . . . . . . . . . . . . . . . 59M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . 316
Maintenance and Care Additional . . . . . . . . . . . . . . . . . . . . . 310
Maintenance Schedule . . . . . . . . . 304 Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 313
Malfunction Indicator Lamp . . . . . 111
Manual Mode . . . . . . . . . . . . . . . . . . . 187
Manual Transmission . . . . . . . . . . . 190 Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Matching Active Rev . . . . . . . . . . . . . . . . . . . . 191
Memory Features . . . . . . . . . . . . . . . . 13
Memory Seats . . . . . . . . . . . . . . . . . . . 60
Messages Engine Power . . . . . . . . . . . . . . . . 125
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 125
Vehicle Speed . . . . . . . . . . . . . . . . 126
Mirrors Automatic Dimming . . . . . . . . . . . . . 45
Automatic DimmingRearview . . . . . . . . . . . . . . . . . . . . . . 46
Convex . . . . . . . . . . . . . . . . . . . . . . . . . 44
Folding . . . . . . . . . . . . . . . . . . . . . . . . . 45
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 45
Manual Rearview . . . . . . . . . . . . . . . 46