CHEVROLET CORVETTE 1994 4.G Owners Manual

Downloaded from www.Manualslib.com manuals search engine At Least Once a Year (CONT.)
CHECK
OR SERVICE
Brake-Transmission Shift Interlock
- BTSI
(Automatic Transmis-
sion)
Maintenance Schedule
Section B: Owner Checks and Services (Cont.)
Steering Column Lock
WHAT TO DO
1. Before you start, be sure you have enough room around the vehicle. It should be parked on a
2. Firmly apply the parking brake (see “Parking Brake” in the Index if necessary).
NOTE: Be ready to apply the regular brake immediately if the vehicle begins to move.
3. With the engine off, turn the key to the “RUN” position, but don’t start the engine. Without
applying the regular brake, try to move the shift lever out of “P” (Park) with normal effort.
If the shift lever moves out of “P” (Park), your vehicle’s BTSI needs service.
level surface.
While parked, and with the parking brake set,
try to turn the key to “LOCK” in each shift lever
position.
0 With an automatic transmission, the key should turn to “LOCK” only when the shift lever is
With a manual transmission, the key should turn to “LOCK” only when the shift lever is in
On vehicles with a key release button, try to turn the key to “LOCK” without pressing the
button. The key should turn to. “LOCK” only with the key button depressed. On all vehicles,
the key should come out only in “LOCK.”
in
“P” (Park).
“R” (Reverse).
. . .240

Downloaded from www.Manualslib.com manuals search engine I At Least Once a Year (CONI)
CHECK
OR SERVICE ~~ ~
Parking Brake and
Automatic Transmission “P” (Park) Mechanism
Check
Underbody Flushing
WHAT TO DO
Park on a fairly steep hill, with the vehicle facing downhill. Keeping \
your foot on the regular
brake, set the parking brake.
0 To check the parking brake: With the engine runriing and transmission in “N” (Neutral),
slowly remove foot pressure from the regular brake pedal.
Do this until the vehicle is held by
the parking brake only.
brakes.
To check the “P” (Park) mechanism’s holding ability: Shift to “P” (Park). Then release all
At least every spring, use plain water to flush any corrosive mat\
erials from the underbody. Take
care to clean thoroughly any areas where mud and other debris can collect. I I
241 . . .

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I Section C: Periodic Maintenance Inspections
I
S
isted below are inspections and services which should be performed at least twice a year (for instance, each spring and fall). You
hould let your GM dealer’s service department or other qualified service center do these jobs. Make sure any necessary repairs are
ompleted at once.
INSPECTION
OR SERVICE
Restraint Systems
Steering and
‘Suspension Inspection
Tire and Wheel Inspection
Exhaust System
Inaection
. .242
WHAT SHOULD BE DONE
Now and then, make sure all your belts, buckles, latch plates, retractots, anchorages and
reminder systems are working properly.
Look for any loose parts or damage. If you see anything
that might keep a restraint system from doing its job, have
it repaired.
Inspect the front and rear suspension and steering systenl for damaged, loose or missing parts,
signs of wear, or lack
of lubrication. Inspect the power steering lines and hoses for proper
hookup, binding, leaks, cracks, chafing, etc.
Inspect the tires for uneven wear or damage. If there is irregular or premature wear, check
the
wheel alignment. Inspect for damaged wheels.
Inspect the complete exhaust system. Inspect the body near the \
exhaust system.
Look for broken,
damaged, missing or out-of-position parts as well as open seams, holes, loose connections, or
other conditions which could cause a heat build-up in
the floor pan or could let exhaust fumes
into the vehicle. See “Engine Exhaust”
in the Index.

Downloaded from www.Manualslib.com manuals search engine INSPECTION
OR SERVICE
I WHAT SHOULD BE DONE
Manual Transmission
Inspect the complete system. Inspect brake lines and hoses for proper hookup, binding, leaks,
Brake System Check the gear lubricant level in the rear axle and add
if needed. See “Rear Axle” in the Index.
Rear Axle Service Check the transmission fluid level;
add if needed. See “Manual Transmission” in the Index.
Inspection cracks, chafing, etc. Inspect disc brake pads
for wear and rotors for surface condition. Inspect
A fluid loss may indicate a problem. Check the system and rep\
air
if needed.
A fluid loss may indicate a problem. Check the axle and repair it
if needed.
other brake parts, including calipers, parking brake, etc. You may need to have your brakes
inspected more often if your driving habits or conditions result in frequent braking.
NOTE: A low brake fluid level can indicate worn disc brake pads whi\
ch may need to be
serviced. Also, if the brake system warning light stays on or comes on, something may be
wrong with the brake system. See “Brake System Warning Light” in the Index.
If your anti-lock
brake system warning light stays on or comes on, something may be wrong with the anti-lock
brake system. See
“ Anti-Lock Brake System Warning Light” in the Index.
I 1
243. . .

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Section D: Recommended Fluids & Lubricants
NOTE: Fluids and lubricants identified below by name, part number or specification may be obtained from your GM Dealer.
USAGE FLUID/LUBRICANT
Engine Oil
API service SH or SG Energy Conserving I1 oils of the proper viscosity. To determine the
preferred viscosity for your vehicle’s engine, see “Engine Oil” in the Index. The engine requires
a special oil meeting GM Standard GM4718M. Oils meeting this stan\
dard may be identified as
synthetic, and should also be identified as API Service SH. However, not all Synthetic API
Service SH oils will meet this GM Standard.
You should look for and use only an oil that meets
GM Standard GM4718M.
Engine Coolant
50/50 mixture of water (preferably distilled) and good quality ethylene glycol base antifreeze
(GM Part No. 1052753 or equivalent) conforming to GM Specification 1825M or approved
recycled coolant conforming to GM Specification 1825M.
Hydraulic Brake Delco-Supreme
ll@ Brake Fluid (GM Part No. 1052535 or equivalent DOT-3 brake fluid).
System
Hydraulic Clutch System Hydraulic Clutch Fluid
(GM Part No. 12345347 or equivalent).
Parking Brake
Chassis lubricant (GM Part No. 1052497 or equivalent) or lubricant meeting requirements of
Guides NLGI Grade 2, Category LB or GC-LB.
Power Steering
GM Synthetic Power Steering Fluid (GM Part
No. 12345866 or 12345867 or equivalent).
System
Manual Transmission
Transmission DEXRON@-I11 or
DEXRON@-IIE Automatic Transmission Fluid.
Automatic Manual Transmission Fluid
SAE 5W-30 (GM Part
No. 1052931 or equivalent).
. . .244

Downloaded from www.Manualslib.com manuals search engine USAGE FLUlDlLUBRlCANT
Key Lock Cylinders Lubricate with Multi-Purpose Lubricant (GM Part No. 12345120) or synthetic SAE 5W-30
Manual Transmission Shift Linkage
Automatic
Transmission Shift Linkage
Clutch Linkage Pivot
Points
engine oil. Chassis lubricant (GM Part
No. 1052497 or equivalent) or lubricant meeting requirements of
NLGI Grade 2, Category LB or GC-LB.
Engine oil.
Engine oil.
Floor Shift Linkage Chassis Lubrication
Rear Axle (Limited- Slip Differential)
Windshield Washer Engine
oil.
Chassis lubricant (GM Part
No. 1052497 or equivalent) or lubricant meeting requirements of
NLGI Grade 2, Category LB or GC-LB.
Axle Lubricant (GM Part
No. 12345977) or SAE 8OW-90 GL-5 Gear Lubricant, and Limited-
Slip Differential Lubricant Additive (GM Part
No. 1052358 or equivalent) where required. See
“Rear Axle” in the Index.
GM Optikleen@ Washer Solvent (GM Part
No. 1051515) or equivalent.
I
245. . .

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Section D: Recommended Fluids & Lubricants (Cont.)
USAGE FLUID/LUBRICANT
Hood Latch Assembly
a. Pivots and Spring
b. Chassis lubricant (GM Part No. 1052497 or equivalent)
or lubricant meeting requirements of b. Release Pawl a.
Engine oil.
Anchor
NLGI Grade 2, Category LB
or GC-LB.
Hood and Door
Hinges, Fuel Door
Hinge, Rear
Compartment Lid
Hinges, Concealed
Headlight Hinges,
Hatch Hinges, Folding
Front Seats
Weatherstrips Engine oil
or Lubriplate Lubricant (GM Part No. 1050109).
Dielectric Silicone Grease (GM Part No. 12345579 or equivalent).
See “Replacement Parts” in the Index for recommended replacement filters, valves and spark plugs.
. . .246

Downloaded from www.Manualslib.com manuals search engine Section E: Maintenance Record
After the scheduled services are performed, record the date, odometer reading and who performed the service in the columns
indicated. When completing the Maintenance Performed column, insert the numbers from the Schedule
I or Schedule I1
maintenance charts which correspond to the maintenance performed. Also, you should retain all maintenance receipts. Your
owner information portfolio is a convenient place to store them.
DATE READING
ODOMETER
SERVICED BY MAINTENANCE PERFORMED
247. . .

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DATE READING
ODOMETER
SERVICED BY MAINTENANCE PERFORMED
. . .24%

Downloaded from www.Manualslib.com manuals search engine DATE READING
ODOMETER SERVICED BY MAINTENANCE PERFORMED