Page 33 of 52
Check the front of the radiator core occasionally for
insects and leaves. Flush them out from the back
sid e of the radiator using a water hose and city water
pressure.
RADIATOR CAP
The Corvette cooling system is equipped with a 13 lb. pressure cap. To remove the cap, carefully turn ~ turn to allow exces s system pressure to escape, then turn the cap all the way off. If the engine is
ov erh eated, wait for several minutes before removing
the
radiator cap.
Tire
Care
To enjoy maximum service from your tires, keep
them inflated to the pressures recommended on
page
46.
Regular Corvette tires should not be used for ex
treme vehicle operation. Special purpose tires are
available,
if needed, from major tire manufacturers. DRAINING
AND FILLING
THE COOLING SYSTEM
I. Open the drain cock at the bottom of the
radiator.
2. Remove the drain plug located on each side of the engine block just above the oil pan and be· hind the spark plug wire shields. 3. Replace the engine drain plugs and close the
radiator drain cock before refilling the radiator.
4.
To refill , add coolant until supply tank remains
one -half full. Then start engine and add coolant as necessary to maintain normal one-half- full level in supply tank. Recheck when cool and fill to
normal level.
Rotate tires
as shown every
6000 miles to distribute wear
. over all five tires. This will help you to obtain maxi
mum service from your tires.
Page 34 of 52
CORVETTE JACK
STOWAGE
The Corvette jack is located beneath the removable panel in the rear compartment just behind the driver's seat. A strong spring over the jack and jacking ·wrench prevents them from bouncing or rattling.
SPARE TIRE STOWAGE
Your Corvette spare tire is located so as to utilize otherwise wasted space but is easily accessible, in the event that you need it. Unlock the spare tire com· partn:tent with your ignition key. Then: • Using the jacking wrench, loosen the spare tire tTay bolt until resistance is felt.
• Insert the end of the jacking wrench into the bracket in the spare tire tray. Lift up o n the wrench
E.&1~1I,lI;II
to take the weight off of the bolt and move the bol t to the right and out of its slot i n t h e tray.
•
Lower the tray and tire to the ground and remove the jacking wrench .
• Remove the spare tire by pulling it straight back
(rom the car.
• Replace the tire by reversing the above procedure.
Page 35 of 52
AUTO JACK PLACEMENT
CHANGING
YOUR
CORVETTE'S
WHEELS
1. Remove the hub cap by prying off with the finger provided on the end of the jacking wrench. 2. Using the jacking wrench, loosen the wheel nuts about one half turn. 3. Set the parking brake and block diago
nally opposite wheel.
With Powerglide transmission place selector lever in PARK position. With manual transmission place the
shift lever in:
FIRST when jacking front wheels. REVERSE when jacking back wheels. 4.
Position the jack under the car
as shown
in the illustration above. Be sure that
the
load rest of the jack contacts the frame as shown. 5. Raise car using the jack until the tire
clears the ground. 6. Remove the wheel nuts and wheel, place spare wheel on studs and replace all
whee l nuts. Tighten moderately. 7. Lower car until the tire just touches ground, then tighten nuts fully. 8. Lower the car fully , replace hub caps
and res-tow tire. jack and handl e .
Using the mallet supplied with vehicl e knock
off locking nut and remove wheel. Left whee l
nuts are removed in a counterclockwise direction. Right wheel nuts are removed in a clockwise direction.
Page 36 of 52
Recommended Schedule for Periodic
Maintenance
and Lubrication
The time or mileage intervals on the following pages
are intended as a guide for establishing regular main
tenance and lubrication periods for your Corvette .
Sustained heavy
duty or high speed operations or operation under adverse conditions may necessitate
more frequent servicing. To determine specific recommendations for conditions under which you use
your car, consult your Authorized Chevrolet Dealer.
BATTERY
Check the fluid level in each cell of the battery regularly and keep filled with distilled water to the bottom of the split ring in the vent tube of each
cell. DO NOT OVERFILL.
Clean and oil the battery terminals and oil the felt
washer at each regular engine oil change.
Check the state
of charge regularly, especially in
freezing weather when an undercharged battery may
freeze and break.
ENGINE OIL
Engine oil should be changed at 60
day or 6,000 mile intervals. whichever occurs first. U ndef prolonged
dusty driving conditions it may be necessary to
change the engine oil more often.
CRANKCASE VENTILATION
Check
at every oil change,
more often during dusty driving conditions. If dirty or plugged, clear with suitable drill. Twist drill by hand to remove
any sludge or carbon for
mation.
Page 37 of 52
FAN BELT
Every 6,000 miles inspect fan belt for wear, fraying,
cracking and tension. Belt should be retightened
only when
it deflects more than Y2" with modera te thumb pressure applied midway between pulleys.
AIR CLEANER
Ev ery
12,000 miles (more often under dusty o r other
adverse driving conditions) rem ove the polyurethan e
eleme nt from its support screen and clean in suit able
solvent such as Kerosene . Squeeze out all solvent,
then soak i n engine oil and squ eeze out. Remove
excess oil
by then squeezing the element in a clean dry cloth.
OIL FILTER
The oil filter should be changed at 6,000 miles or 6 month intervals, whi ch ever occurs first. During pro
l onged dusty driving conditions the filter should be
cha nged more often.
DISTRIBUTOR
Change cam lubricator end for end at 12,000 mile intervals-Replace at 24,00 0 mile intervals.
FUEL FILTER
In-Line Filter-Replace
the entire filter every 12,000
miles. To replace: Re
move inlet fitting and
loosen filter bracket, then
turn entire filter
to re
move. 0 hserve the direc
tion of fuel flow when in
stalling the new filter.
Carburetor Type Filter - R emove the fuel line and inlet fitting at the carburetor to replace the filter
only if car bur etor Hooding occurs. Do nor att,cmpt to clean the filter. This filter is used on the 250 hp engine only.
BRAKES
Master Cylinder -Every
6,000 miles - Check fluid
le vel and maintain IA" below filler opening with GM Hydraulic Brake Fluid, Super No. 11.
Lining-Inspe ct brake linings periodi cally. Frequency o[ inspection ,viII depend on traffic, terrain and the
driving habits of the driver.
Page 38 of 52
Parking Brake Cables and Linkage -Every 6,000 miles-Apply lubricant specified in Note I, page 39.
STEERING GEAR
Every 36,000
miles-Check lubricant level as follows: l. Remove the forward and the outboard cover attaching screws. 2. Inject steering gear lubricant into the forward
cover attaching screw hole until
lubricant begins
to come out of the outboard screw hole. 3. Replace both screws.
POWER STEERING PUMP
Check fluid level
in pump reservoir every 6,000 miles
or 6 months. Fill as required with Automatic Trans
mission fluid "Type A" with AQ-ATF-A mark. Oil should be at operating temperature and wheels in straight ahead position when checking or filling
operation is performed to ensure against overfilling.
FRONT SUSPENSION
Every 6,000 miles
or 6
months, lubrica te 4 fittings (2 fittings on each side), with lubricant specified in Note I, page 39. I
STEERING LINKAGE
Ev ery 6,000 miles or 6 months-lubricate fittings
shown below with lubricant specified in Note I ,
page 39.
Manual-Fitting at each tie rod end and at relay rod (5 fittings) .
Power
-Fitting at each tie rod end and at power
steering valve adapter and cylinder (6 fittings).
Page 39 of 52
38
TRANSMISSION
3-Speed and 4-Speed-Every 6,000 miles-Check at operating temperature and fill as nec essary to level
of filler plug hole with lubricant specified in Note 2, page 39.
Powerglide-Every 6,000 miles-Check fluid level on dipstick with engine idling, selector lever in neutral
"N" position, parking brake set and transmission at
operat ing temp erature. Add Automa tic Transm ission
fluid
"Type A" bearing the mark AQ-ATF, followed
by a number and suffix letter "A" to "full" mark on dipstick. DO NOT OVERFILL.
Lubricate shift linkage with lubricant specifie d in Note I , page 39.
WHEEL BEARINGS
Every 36,000
miles-Clean and repack front and rear bearings with a high melting point wheel bearing lubricant.
REAR
AXLE Eve ry 6,000 miles-Check and keep filled to level of
filler plug hole with lubricant specified in Note 2, page 39.
With Positrac-tion, use only the special Positrac tion
Rear Axle Lubrica nt available from your Chevrolet
Dea ler.
CLUTCH CROSS
SHAFT Periodic lubricatio n of the clutdl cross-shaft i s not required. At 36,000 miles or sooner, if necessary,
remove plug, install lubrication fitting and lubricate
with lubricant specified in NOTE I Page 39.
ENGINE TUNE-UP
Every 12,000 miles
have engine tune-up operations performed for maximum engine performance.
Page 40 of 52
HEADLAMP REPLACEMENT
Replace individual head lamp s as follows:
Open head lamp doors and remove cover panel, dis
e n gage spring from retaining ring, then remove
two retai
ning ring attaching screws per lamp indi
cate d b elow. Don·t dist",·b the larg e head adjusting
screws . Pull lamp fanltard and unplug the electri cal
connector. Plug in the new l amp and reverse the
removal procedure to install.
HEADLAMP AIMING
Improperly aimed headlamps can be dangerous.
Periodic headlam p checks for proper aiming and adjustm en t are strongly recommend ed. Your Chev
rol et Dea l er is well equipped to provide such service.
NOTE 1: Lubricate with water resi stant EP chassis
lubri cant. BODY
LUBRICATION POINTS
L ubric ate the following items when possible.
Hood Latch Mechanism and Hinges-Apply light en
gine oil to pivot points. Don't oil lock pins or catch
plates.
Rear Compartment Lid Release and Hinges-Apply
light engine oil.
Side Door Hinge Pins-Apply light engine oil.
Door Lock Rotor
and Striker Plate-Apply light en
g ine oil or stai nles s stick lubric ant.
Lock
Cylinders-Lubricate wit h powdered graphite.
Window Regulators and Controls and Door Lock
Remote Link-Apply light engine oil.
Gas Tank Filler Cap Hinge-Apply light engine oil.
Wecdherstrips and Rubber Bumpers-Coat lightly
wit h a rubber lubricant such as Chevrolet Spray-a
Squeak (G. M. Part No. 987883) .
NOTE 2: Lubricate with SAE 80 or SAE 80-90 Multi-purp ose Gear Lubricant meeting
requirements of U. S. Ordnance Spec.
M1L-L-2105B.
