
Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
Service and Maintenance 295
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Fluids and lubricants identified below by name or specification, including fluids or lubricants not listed here, can be
obtained from your dealer.Usage Fluid/Lubricant
Chassis Lubrication Chassis lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Dual Clutch Transmission See your dealer. Engine Coolant 40/60 coolant/water mixture of clean, drinkable water and use only DEX-COOL Coolant. SeeCooling System0226.
Engine Oil Engine oil meeting the dexos2 specification of the proper SAE viscosity grade. Mobil 1 dexos2 full synthetic is recommended. See Engine Oil
0 218.
Front Lift System GM Approved DOT 4 Hydraulic Brake Fluid. See Front Lift System0191.
Hydraulic Brake System GM Approved DOT 4 Hydraulic Brake Fluid. Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
300 Technical Data
Engine Specifications
EngineVIN Code Transmission Spark Plug Gap Firing Order
6.2L V8 Engine (LT2) 4 Dual Clutch
Transmission 0.95-1.10 mm
(0.037-0.043 in) 1-8-7-2-6-5-4-3
Spark plug gaps are preset by the manufacturer. Re-gapping the spark plug is not recommended and can damage
the spark plug.
Engine Data
Engine Horsepower TorqueDisplacement Compression Ratio
6.2L V8 Engine
(LT2) with
Performance
Exhaust 495
470 lb ft 6.2 L11.5:1
6.2L V8 Engine
(LT2) with Standard
Exhaust 490
465 lb ft 6.2 L11.5:1

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
Index 327
ControlHill Rollback . . . . . . . . . . . . . . . . . . 184
Traction and Electronic
Stability . . . . . . . . . . . . . . . . . . . . . 182
Control of a Vehicle . . . . . . . . . . . . . 148
Convenience Net . . . . . . . . . . . . . . . . 85
Convertible Top . . . . . . . . . . . . . . . . . . 41
Convex Mirrors . . . . . . . . . . . . . . . . . . 29
Coolant Engine Temperature Gauge . . . . 99
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . 139
Cooling System . . . . . . . . . . . . . . . . . 226
Courtesy Lamps . . . . . . . . . . . . . . . . 129
Courtesy Transportation
Program . . . . . . . . . . . . . . . . . . . . . . . 308
Cruise Control . . . . . . . . . . . . . . . . . . 196
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Cupholders . . . . . . . . . . . . . . . . . . . . . . 83
Customer Assistance . . . . . . . . . . . 305 Offices . . . . . . . . . . . . . . . . . . . . . . . . 304
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 305
Customer Information Publications OrderingInformation . . . . . . . . . . . . . . . . . . .311
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 302
Cybersecurity . . . . . . . . . . . . . . . . . . . 314D
Damage Repair, Collision . . . . . . . 309
Danger, Warning, and Caution . . . . 3
Data Collection Infotainment System . . . . . . . . . . 315
OnStar . . . . . . . . . . . . . . . . . . . . . . . 315
Data Recorder Performance . . . . . . . . . . . . . . . . . . 132
Data Recorders, Event . . . . . . . . . 314
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 126
Defensive Driving . . . . . . . . . . . . . . . 147
Delayed Locking . . . . . . . . . . . . . . . . . 20
Diagnostics Connected Services . . . . . . . . . . 324
Differential, Limited-Slip . . . . . . . . 195
Distracted Driving . . . . . . . . . . . . . . . 146
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . 108
Delayed Locking . . . . . . . . . . . . . . . . 20
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Drive Belt Routing, Engine . . . . . . 301
Driver Assistance Systems . . . . . 199
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . . 108
Driver Mode Control . . . . . . . . . . . . 184
Driving Better Fuel Economy . . . . . . . . . 146 Driving (cont'd)
Competitive . . . . . . . . . . . . . . . . . . . 192
Defensive . . . . . . . . . . . . . . . . . . . . . 147
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 147
Hill and Mountain Roads . . . . . . 157
If the Vehicle is Stuck . . . . . . . . . 159
Loss of Control . . . . . . . . . . . . . . . 150
Off-Road Recovery . . . . . . . . . . . 149
Track Events and
Competitive . . . . . . . . . . . . . . . . . 150
Vehicle Load Limits . . . . . . . . . . . 160
Wet Roads . . . . . . . . . . . . . . . . . . . 156
Winter . . . . . . . . . . . . . . . . . . . . . . . . 158
Dual Automatic Climate Control System . . . . . . . . . . . . . . . . 139
Dual Clutch Transmission . . . . . . 171
Manual Mode . . . . . . . . . . . . . . . . . 174
Dual Clutch Transmission Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 222
Dual Clutch Transmission Fluid Life System . . . . . . . . . . . . . . 223
E
Electric Brake Boost . . . . . . . . . . . . 179
Electric Parking Brake . . . . . . . . . . 179
Electric Parking Brake Light . . . . 104
Electrical Equipment,
Add-On . . . . . . . . . . . . . . . . . . . . . . . 208

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
328 Index
Electrical SystemFuses and Circuit Breakers . . . 239
Instrument Panel Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 239
Overload . . . . . . . . . . . . . . . . . . . . . 239
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 242
Electronic Stability Control (ESC) Off Light . . . . . . . . . . . . . . . . 106
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . 317
Engine Air Cleaner/Filter . . . . . . . . . . . . . 224
Check Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 102
Compartment Overview . . . . . . . 215
Coolant Temperature Gauge . . . . 99
Cooling System . . . . . . . . . . . . . . . 226
Drive Belt Routing . . . . . . . . . . . . 301
Exhaust . . . . . . . . . . . . . . . . . . . . . . 170
Oil Life System . . . . . . . . . . . . . . . 221
Oil Pressure Light . . . . . . . . . . . . 107
Overheating . . . . . . . . . . . . . . . . . . 230
Power Messages . . . . . . . . . . . . . .115
Running While Parked . . . . . . . . 171
Starting . . . . . . . . . . . . . . . . . . . . . . . 166
Engine Air Filter Life System . . . . 224
Engine Compartment Lamp . . . . . 129 Entry Lighting . . . . . . . . . . . . . . . . . . . 130
Event Data Recorders . . . . . . . . . . 314
Exit Lighting . . . . . . . . . . . . . . . . . . . . 130
Extended Parking . . . . . . . . . . . . . . . 169
Extender, Seat Belt . . . . . . . . . . . . . . 61
Exterior Lamp Controls . . . . . . . . . 125
Exterior Lamps Off Reminder . . . 126
Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . . . 131
F
Filter,Engine Air Cleaner . . . . . . . . . . . 224
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 126
Flashers, Hazard Warning . . . . . . 128
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 267
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 282
Fluid Brakes . . . . . . . . . . . . . . . . . . . . . . . . 233
Dual Clutch Transmission . . . . 222
Dual Clutch TransmissionLife System . . . . . . . . . . . . . . . . . 223
Washer . . . . . . . . . . . . . . . . . . . . . . . 231
Folding Mirrors . . . . . . . . . . . . . . . . . . 30
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 312
Front Air Dam . . . . . . . . . . . . . . . . . . 164
Front Lift System . . . . . . . . . . . . . . . 191 Front Lift System Light . . . . . . . . . . 103
Front Seats
Heated and Ventilated . . . . . . . . . . 53
Front Storage . . . . . . . . . . . . . . . . . . . . 83
Fuel Additives . . . . . . . . . . . . . . . . . . . . . 205
Economy, Driving for Better . . . 146
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 207
Filling the Tank . . . . . . . . . . . . . . . 205
Foreign Countries . . . . . . . . . . . . 205
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Management, Active . . . . . . . . . . 169
Prohibited Fuels . . . . . . . . . . . . . . 205
Recommended . . . . . . . . . . . . . . . 204
Top Tier . . . . . . . . . . . . . . . . . . . . . . 204
Fuses Fuses and Circuit Breakers . . . 239
Instrument Panel FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 239
Rear Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 242
G
Garage Door Opener . . . . . . . . . . . 121Programming . . . . . . . . . . . . . . . . . 121
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 237

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
334 Index
Tires (cont'd)Winter . . . . . . . . . . . . . . . . . . . . . . . . 247
Top Tier Fuel . . . . . . . . . . . . . . . . . . . 204
Towing General Information . . . . . . . . . . 208
Recreational Vehicle . . . . . . . . . . 273
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 271
Track Events and Competitive Driving . . . . . . . . . . . 150
Traction Limited-Slip Differential . . . . . . . 195
Off Light . . . . . . . . . . . . . . . . . . . . . . 105
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . . 182
Transmission Dual Clutch . . . . . . . . . . . . . . . . . . . 171
Dual Clutch Fluid . . . . . . . . . . . . . 222
Dual Clutch Fluid Life
System . . . . . . . . . . . . . . . . . . . . . . 223
Temperature Gauge . . . . . . . . . . . . 99
Transportation Program,
Courtesy . . . . . . . . . . . . . . . . . . . . . . 308
Trip Odometer . . . . . . . . . . . . . . . . . . . 98
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 128U
Underhood CompartmentOverview . . . . . . . . . . . . . . . . . . . . . . 214
Uniform Tire Quality Grading . . . 263
Universal Remote System . . . . . . 121 Operation . . . . . . . . . . . . . . . . . . . . . 123
Programming . . . . . . . . . . . . . . . . . 121
Using This Manual . . . . . . . . . . . . . . . . 2
V
Vehicle Alarm System . . . . . . . . . . . . . . . . . . 26
Canadian Owners . . . . . . . . . . . . . . . 2
Control . . . . . . . . . . . . . . . . . . . . . . . 148
Identification Number (VIN) . . . 298
Load Limits . . . . . . . . . . . . . . . . . . . 160
Messages . . . . . . . . . . . . . . . . . . . . .114
Personalization . . . . . . . . . . . . . . . .116
Remote Start . . . . . . . . . . . . . . . . . . . 15
Security . . . . . . . . . . . . . . . . . . . . . . . . 26
Speed Messages . . . . . . . . . . . . . .115
Towing . . . . . . . . . . . . . . . . . . . . . . . . 271
Vehicle Care Tire Pressure . . . . . . . . . . . . . . . . . 253
Vehicle Data Recording and Privacy . . . . . . . . . . . . . . . . . . . . . . . . 314
Ventilation, Air . . . . . . . . . . . . . . . . . . 143
Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
W
Warning Brake System Light . . . . . . . . . . . 104
Caution and Danger . . . . . . . . . . . . . 3
Warning Lights, Gauges, and
Indicators . . . . . . . . . . . . . . . . . . . . . . 93
Warnings Hazard Flashers . . . . . . . . . . . . . . 128
Washer Fluid . . . . . . . . . . . . . . . . . . . 231
Wheels Alignment and Tire Balance . . 264
Different Size . . . . . . . . . . . . . . . . . 262
Replacement . . . . . . . . . . . . . . . . . 265
When It Is Time for New
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 260
Windows . . . . . . . . . . . . . . . . . . . . . . . . 35 Power . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Windshield
Replacement . . . . . . . . . . . . . . . . . 236
Wiper/Washer . . . . . . . . . . . . . . . . . . 87
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . 158
Winter Tires . . . . . . . . . . . . . . . . . . . . 247
Wiper Blade Replacement . . . . . . 236
Wireless Charging . . . . . . . . . . . . . . . 90