automatic transmission CHEVROLET CORVETTE 1993 4.G Owner's Manual

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6 Transmissi-on Servic.e-For.a manual transmission,
the fluid doesnY req.uire changing.
ITEM
NO. SERVICE
For an automatic transmission, change koth the
fluid and f&r every 15,000 miles (25 000 lun) if
the vehicle is mainly dr-iven under .one ox more of,
these conditions:
In heavy city traffic where the outside
temperature regularly reaches 9OoF (32°C) or
higher..
9 In. hilly .or mguntain.ous te.min.
Uses such ,asTound in taxi, police ~ar or delivery
If you do not use your vehicle under- any of these
conditions, change both the fluid and fiiter every
100,000 miles (160 000 lan).
‘6 Spark Plug RepIacement’e-Replaee zpaik plugs
with the proper type. See the Index under
Replacem~ent Parts;
burns, cracks or Other damage. Check the boot fit
at. the coils .and at the spark plugs.. Redtice wires
as needed.
service.
7 Spark Plug Wire Inspection*B-Inspect for

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CHECK-
I OR SERVICE
Parking Brake
and Automatic
Transmission P (Park)
Mechanism Check
Underbody
Flu&ing
WHAT TO DO
While parked, and with the parking brake set, try to mrn the key to Lack in each shift lever
position,
With an automatic transmission, the key should turn to Lock only when the shift.levex is.h
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 Luck only with the key button depressed. On all vehicles, the key should
come out only .in Lack. :'a
. ~ -~
P (park).
R (Reverse).
~ ~~ ~
Park on a fairly steep hill, with the vehicle facing~downhill.- Keeping your foot on the r . cI dar
brake, set the parking .brake.
To check the. parking brake: With the- engine running and transmission .in N (Neutral), slowly
-remove foot pressure from the regular-brake pedal. Do this until the vehicleiis held by the
parking brake only.
To check the P. (Park) mechanism's holding ability: Shift to P (Park). Then release all brakes.
At least every spring use distilled water to flush any cortosive materials from the underbody.
Take care to
dean thoroughly any areas where mud.and other debris can collect.

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ABS Active Light ........................... 117
ABS Service Light ........................... 117
ABS Light ......................................... 117
Acceleration Slip Regu’laticin
(ASR) System .......................... 89,. 175
Accessory Wiring . Plug .................... 147
Action Center, Corvette ................... 343
Adding
Brake Fluid
.......... ........... ............ . 27 1
Electrical Equipment ...... 65, 146, 304
Engine Coolant ..... 216, 262,311,3.27
Engine Oil ............................... 250, 31 1
Hydraulic Clatch Fluid’ ......... 260, 3 17
Power Steeting Fluid ............ 269, 318
Rear Axle Fluid ..................... 262, 318
Sound Equipment ........................... 146
Transmission Fluids. ..... 25.9,260, 317
Windshield Washer
Fluid ............................... 84, 269, 3 17
Air .Bag (see Supplemental Inflatable
AirCieaner Filter ..................... 254, 312
.Air Conditioner ....................... 136., ‘142
Alcohol, .Driving Under thi Influence
of ..................................................... 169
Restraint)
Alcohol in Gasoline ......................... 242
Aluminum Wheels
Cleaning
................................ 296. 301
Antenna, Power ............................... 161
Antifreeze ......... 216, 262, 263, 311., 317
Anti-Lock Br.& e
Removing ....................................... 228
System (ABS) ....................... 117? 1-73
Anti-Lock Brake System Light ........ 117
Ashtray and Lighters .......................... 96
ASR Off Light .............................. .... 116
ASR System ................................. 89, 175
Cassette Playek ........................... 149
Music System) ............................ 152
Music System) ............................ 155
Appearance Care .............................. 289
ASR Active Light ............................. 115
Audio Systems ................................. 146
AM/FM Stereo with
.AM/F M. Stereo-with
Cassette Player
(Delco-Base@
AM/FM Stereo with CassetteKD
Player (Delco-Bose*
Care of Audio Systems ................. 160
-Radio Reception. For the Best ...... 159
Setting.the Clock ............................ I48
Automatic Electroriic Climate
Aptomatic
Transmission
Control ........................................... 140
Adding Fluid ................................. 259
Axle, Rea Liniited-Slip ....................... 76
Checking Fluid ................................. 2.56
Shifting., ....................................... 67, 78
&ry ..................................... 205, 272
Jump Starting ..........................?........ 205
Warnings .......................... 205, 206, 272
Battery Warning . Gage ..................... 105
Battery Warning Light ....................... 118
Blizzard ............ ..i.. ........................... 200
Block Heater, Engine ......................... 66
“Blowout, ” Tire .................................. 224
Brake AdjustmenL
..................................... 178
Fluid ...................................... 270, 317
Master Cylinder ............................ 270
Parking ............................................. 77
Pedal Travel .................................... 178
Warning Light .................................. 106
Wear Indicators .............................. 177
351 I..
.

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...
'Emergencies. Braking ....................... 178
Emergencies. Steering in ................. 180
Emergency Starting .......................... 205
Emergencies on the Road ................. 203
Emergency Towing .......................... 208
Engine Block Heater ......................... 66
Engine
Engine Coolant Temperature
Gage ............................................... 106
Engine Cooling System .................... 262
Engine Exhaust ..................... 79, 80, 200
Coolant .......... 216, 262, 263, 311, 317
Engine Identification ......................... 304
Engine Oil ........................................ 249
Capacity .......................................... 3 1 f
Energy Conserving ......................... 252
Low Oil Light ................................. I X8
Additives ....................................... 253
Checking 81 Adding .............. 249. 250
Disposing of Used Oil .................... 254
Pressure Gage ............................... 103
Substitute ........................................ 253
Temperature Gage ......................... 104
When to Change ............................. 253
Engine Oil Life Monitor .................. 109
Engine Overheating ......................... 213
160
Engine Power Curves ....................... 319
Engine Power Key ............................. 56
Engine Power Switch ........................ 74
Engine Specifications ....................... 313
Engine, starting
Automatic Transmission ................. 63
Manual Transmission ..................... 65
Ethanol in Gasoline .......................... 242
Exhaust
Dangerous Gas in ....... 59, 79,80, 200
Parking with the.Engine
Expectant Mothers, Use of
Expressway Driving ......................... 191
Extender, Safety Belt .......................... 37
Exterior Appearance
Running ............................ 67, 78, 80
.Safety Belts ...................................... 31
(see Appearance Care)
Rbric cleaning
(see Appearance Care)
Fabric Protection ............................. 291
Fan Warnings ........... 206, 207, 215, 246
Fiberglass Springs ............................ 303
Filliig the Fuel Tank ....................... 244
Filter
Air Cleaner ............................. 254, 312
Oil ........................................... 253, 312
Finish. Damage ................................... 302
Flashers, Hazard
Warning ......................................... 204
Flat Tire ............................................ 224
Storing a .Flat-& cept ZR-l .......... 233
StoMg a .Flat-Z R-1 ..................... 234
Flooded Engine ............................ 62, . 64
System ............................................ 145
Capacities ....................................... 311
Hydraulic Clutch ............................. 260
Power Steering .............................. -269
Rear Axle ................................ 261, 318
Windshield Washer .......... 84,269, 318
plow-Through Ventilation
Pluid
Brake ..................................... 270, 317
Transmission ................. 256, 311, 317
Fluids & Lubricants ........................ 317
Fog, Driving in ................................ 189
Fog Light Bulb Replacement ... 275, 314
Freeway Driving ............................... 191
Fog Lights ............................................ 92

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111. 3
Theft Deterrent . System ...................... 53
Themostat ........................................ 268
Throttle Cable Adjusters ................... 256
Tilt Steering wheel.. ............................ 8 1.
Time, Setting the ............................. 148
Tires .................................................. 281
‘fBlow Out” ....................!............... 224
Buying New ..................................... 284
Chains ................................... 236, 288
Flat, Changing .............................. 225 .
Idition .......................................... 282
Inspection ....................................... 284
Loading .......................................... 280
Low Pressure Warning Light ........... 113
Pressure ......................................... 282
Quality Grading ............................. 285
Rotation ......................................... 283
Spare, Compact ............................ 236
Special Wheel Nut Socket- ............. 226
Storing a Flat .......................... 233, 234
Wear Indicators ............................. 284
Wheel Alignment & Tire Bal an= ... 287
Wheel LO& Key .................... 226, 233’
Wheel Replacement ...................... 287
‘when to Replace Wheels .............. 287
Winter Driving ............................... 198
166
Torque Lock ..................................... 198
Towing a Trailer ............................... 201
‘Towing Your Corvette ...................... 208
Traf€ic Lights ................................... 166
.Transmission, Automatic ............ 67, 78
Transmission, Manual ................. 70, 79
Trip Monitor ..................................... 11 0
ENG MET ..................................... 111
FUEL INFO ................................... 11 0
Gauge ............................................. 111
Trip Odo ........................................ 111
Trip Reset ....................................... 11 1
Trip Odometer ................................. 11 1
Twn and Lane Change Indicator ..... 82
Turn SignaVHeadlight Beam Lever .... 82
Acceleration Slip Regulation
Button
............................................ 89
Cruise Control .................................. 84
Headlight High-Low Beam
Changer ............................... .‘91
Turn & Lane Change Indicator ...... 82
Turn Signal Indicator ..................... 82
Turn Signal Replacement
Front
............................................ 276
Rear ............................................. 276
Windshield-Washer ........................... 83
Windshield Wipers .......................... 83
Turn Signal Indicator ........................ 82
Underhood Engine Lights -and
Fuse ........................................ 249, 309
Universal The8 Deterrent ................... 53
Unleaded Gasoline .......................... 241
Upholstery Care ............................... 290
Urban Driving .................................. 190
‘Vehicle Identification Number
(V~) .............................................. 303
Vehicle Loading ............................ .- ... 280
Vehicle Storage ................................ 272
Ventilation ........................ 137, 143, 1.45
VIN ................................................... 303
Visor Vanity Mirrors ......................... 94
Voltmeter .......................................... 105
wming Flashers. Hazard ........... 204
Warning. Lights
Anti-Lock Brake
System ............... 117
ASR System .......... .......................... 115