2012 CHEVROLET CORVETTE engine

Black plate (8,1)Chevrolet Corvette Owner Manual - 2012
11-8 Service and Maintenance
Footnotes—Maintenance
Schedule Additional Required
Services —Severe
a) Or every two years, whichever
comes first.
b) Check all fuel and vapor lines
and hoses for proper hook‐up,
routing, and condition. Check that
the purge valve, if the vehicle has
one, works properly. Replace as
needed.
c) Or every four years, whichever
comes first.
d) Or every five years, whichever
comes first. See Cooling System
(Engine) on page 10‑28 orCooling
System (Intercooler) on page 10‑29.
e) Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.Special Application
Services
.Vehicles with manual
transmissions: Every two years
drain, flush, and fill clutch
hydraulic system.
.Severe Commercial Use
Vehicles Only: Lubricate chassis
components every 5 000 km/
3,000 mi.
.Have underbody flushing service
performed once a year.
Additional
Maintenance and Care
Your vehicle is an important
investment and caring for it properly
may help to avoid future costly
repairs. To maintain vehicle
performance, additional
maintenance services may be
required. It is recommended
that your dealer perform these
services —their trained dealer
technicians know your vehicle best.
Your dealer can also perform a
thorough assessment with a multi‐
point inspection to recommend
when your vehicle may need
attention. The following list is
intended to explain the services and
conditions to look for that may
indicate services are required.

Black plate (9,1)Chevrolet Corvette Owner Manual - 2012
Service and Maintenance 11-9
Battery
The battery supplies power to start
the engine and operate any
additional electrical accessories.
.To avoid break‐down or failure to
start the vehicle, maintain a
battery with full cranking power.
.Trained dealer technicians have
the diagnostic equipment to test
the battery and ensure that the
connections and cables are
corrosion‐free.
Belts
.Belts may need replacing if
they squeak or show signs of
cracking or splitting.
.Trained dealer technicians
can inspect the belts and
recommend replacement
when necessary. Brakes
Brakes stop the vehicle and are
crucial to safe driving.
.Signs of brake wear may include
chirping, grinding, or squealing
noises, or difficulty stopping.
.Trained dealer technicians have
access to tools and equipment
to inspect the brakes and
recommend quality parts
engineered for the vehicle.
Fluids
Proper fluid levels and approved
fluids protect the vehicle’s systems
and components. See
Recommended Fluids and
Lubricants on page 11‑12 for
GM approved fluids.
.Engine oil and windshield
washer fluid levels should be
checked at every fuel fill.
.Instrument cluster lights may
come on to indicate that
fluids may be low and need
to be filled. Hoses
Hoses transport fluids and should
be regularly inspected to ensure
that there are no cracks or leaks.
With a multi‐point inspection, your
dealer can inspect the hoses and
advise if replacement is needed.
Lamps
Properly working headlamps,
taillamps, and brake lamps are
important to see and be seen on
the road.
.Signs that the headlamps need
attention include dimming, failure
to light, cracking, or damage.
The brake lamps need to be
checked periodically to ensure
that they light when braking.
.With a multi‐point inspection,
your dealer can check the lamps
and note any concerns.

Black plate (12,1)Chevrolet Corvette Owner Manual - 2012
11-12 Service and Maintenance
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
Engine Oil Use only engine oil licensed to the dexos1 specfication, or equivalent, of
the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is
recommended. See
Engine Oil on page 10‑16.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.
See
Engine Coolant on page 10‑30.
ZR1 Only: Intercooler System 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.
See
Engine Coolant on page 10‑30.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 88862806,
in Canada 88862807).
Windshield Washer Optikleen
®Washer Solvent.
Hydraulic Clutch System Hydraulic Clutch Fluid. Use only GM Part No. 88958860,
in Canada 88901244, Super DOT-4 brake fluid.
Power Steering System GM Power Steering Fluid (GM Part No. 89021184, in Canada 89021186). Chassis Lubrication
(Rear Toe‐Link Outer Ends with Z06, ZR1, or Z51 Option) Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or
lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Black plate (14,1)Chevrolet Corvette Owner Manual - 2012
11-14 Service and Maintenance
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter
6.2L LS3 V8 and 7.0L LS7 V8 Engines 15776148 A3077C
6.2L LS9 V8 Supercharged Engine 25940997 A3107C
Engine Oil Filter 6.2L LS3 V8 Engine 89017524 PF48
6.2L LS3 V8 Engine with Z52 Dry Sump Oil System 12626224 UPF-48R
6.2L LS9 V8 Supercharged Engine 12626224 UPF-48R
7.0L LS7 V8 Engine 12626224 UPF-48R
Passenger Compartment Air Filter Element 15848592 CF139
Spark Plug
6.2L LS3 V8 Engine 12621258 41-110
6.2L LS9 V8 Supercharged Engine 12571165 41-104
7.0L LS7 V8 Engine 12571165 41-104
Wiper Blades —52.5 cm (20.7 in)
Driver Side 12335960 —
Passenger Side 12335961 —

Black plate (1,1)Chevrolet Corvette Owner Manual - 2012
Technical Data 12-1
Technical Data
Vehicle Identification
Vehicle IdentificationNumber (VIN) . . . . . . . . . . . . . . 12-1
Service Parts Identification Label . . . . . . . . . . . . . . . . . . . . . . . 12-1
Vehicle Data
Capacities andSpecifications . . . . . . . . . . . . . . 12-2
Engine Drive Belt Routing . . . 12-5
Vehicle Identification
Vehicle Identification
Number (VIN)
This legal identifier is in the front
corner of the instrument panel, on
the left side of the vehicle. It can be
seen through the windshield from
outside. The VIN also appears on
the Vehicle Certification and Service
Parts labels and certificates of title
and registration.
Engine Identification
The eighth character in the
VIN is the engine code. This code
identifies the vehicle's engine,
specifications, and replacement
parts. See “Engine Specifications”
under Capacities and Specifications
on page 12‑2 for the vehicle's
engine code.
Service Parts
Identification Label
This label, on the inside of the glove
box, has the following information:
.Vehicle Identification
Number (VIN).
.Model designation.
.Paint information.
.Production options and special
equipment.
Do not remove this label from
the vehicle.

Black plate (2,1)Chevrolet Corvette Owner Manual - 2012
12-2 Technical Data
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions.
SeeRecommended Fluids and Lubricants on page 11‑12 for more information.
Application Capacities
Metric English
Air Conditioning Refrigerant R134a For the air conditioning system refrigerant charge
amount, see the refrigerant label located under
the hood. See your dealer for more information.
Cooling System 6.2L LS3 V8 Engine 11.3 L 11.9 qt
6.2L LS9 V8 Supercharged Engine –Cooling System 12.0 L 12.7 qt
6.2L LS9 V8 Supercharged Engine –Supercharger
Intercooler Cooling System 4.9 L 5.2 qt
7.0L LS7 V8 Engine 11.3 L 11.9 qt
Engine Oil with Filter 6.2L LS3 V8 5.7 L 6.0 qt
6.2L LS3 V8 with Z52 Dry Sump Oil System 9.9 L 10.5 qt

Black plate (3,1)Chevrolet Corvette Owner Manual - 2012
Technical Data 12-3
ApplicationCapacities
Metric English
6.2L LS9 V8 Supercharged Engine 9.9 L 10.5 qt
7.0L LS7 V8 Engine 9.9 L 10.5 qt
Fuel Tank 68.0 L 18.0 gal
Transmission Fluid Automatic Transmission
(Pan Removal and Filter Replacement) 6.2 L 6.5 qt
Manual Transmission –Base 3.5 L 3.6 qt
Manual Transmission –Z16 4.0 L 4.2 qt
Manual Transmission –Z06 4.3 L 4.5 qt
Manual Transmission –ZR1 4.3 L 4.5 qt
Wheel Nut Torque 140 Y100 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in
this manual. Recheck fluid level after filling

Black plate (4,1)Chevrolet Corvette Owner Manual - 2012
12-4 Technical Data
Engine Specifications
EngineVIN Code Transmission Spark Plug Gap Firing Order
6.2L LS3 V8 WAutomatic
Manual 1.016 mm (0.040 in) 1–8–7–2–6–5–4–3
6.2L LS9 V8 TManual 1.016 mm (0.040 in) 1–8–7–2–6–5–4–3
7.0L LS7 V8 EManual 1.016 mm (0.040 in) 1–8–7–2–6–5–4–3
Engine Data
Engine Horsepower TorqueDisplacement Compression Ratio
6.2L LS3 V8 without
option NPP 430 @ 5900 rpm 424 lb ft @ 4600 rpm 6.2L
10.69:1
6.2L LS3 V8 with
option NPP 436 @ 5900 rpm 428 lb ft @ 4600 rpm 6.2L
10.69:1
6.2L LS9 V8
Supercharged 638 @ 6500 rpm 604 lb ft @ 3800 rpm 6.2L
9.10:1
7.0L LS7 V8 505 @ 6300 rpm 470 lb ft @ 4800 rpm 7.0L 11.00:1