1993 PONTIAC GRAND-PRIX engine overheat

I
NOTICE
If you use an improper coolant
mix, your engine could overheat
and be badly damaged. The repair
cost wouldn’t be covered by your
warranty. Too much water in the
mix can freeze and crack the
engine, radiator, heater core and
other parts.
i,,~~~,~,,”;l,,I;i,.,t”. ~~,,,~,~,~~~~,~,~~.~~~,~
Adding Coolant
To Check Coolant:
When your engine is cold, the coolant
level should be at
COLD or a little
higher. When your engine is warm, the
level should be up to
HOT or a little
higher.
If this light comes on, it means you’re
low on engine coolant.
To Add Coolant:
I€ you need more coolant, add the
proper mix at the coolant recovery
tank. n
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Service & Appearance Care
Turning the radisiitor pressure
1 b cap when the en& and
radiator am hat can daw steam
and scalding liquids to blow out
and burn you badly. With the
almost never have to add coolant at
the radiator. Never turn the
radiator pressure mp-evtm a
I.lttle-whm the engine and
coolant recoverg tadq lyou will
Add coolant mix at the recovery tank,
but be careful not to spill it.
Radiator Pressure Cap
Dm
Your radiator cap is a 15 psi
(105 kPa) pressure-type cap and
must be tightly installed to prevent
coolant loss and possible engine
damage
from overheating. Be sure
the arrows on the cap line up
with
the overflow tube on the radiator
filler neck.
I I'
11 CAUTION
You can be burned if you
I spill coolant on hot engine I
,~rts. Coolant contains ethylene
glycol, and it will burn if the engine
parts are hot enough.
Don't spill
coolant on a hot engine.
I I When you replace your radiator pressure
I
cap, an AC@ cap is recommended.
Thermostat
Engine coolant temperature is
controlled by a thermostat in the engine
coolant system. The thermostat stops
the
flow of coolant through the radiator
until the coolant reaches a preset
temperature.
When you replace your thermostat, an
AC@ thermostat is recommended.
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Index
Emergencies. Braking in .................. 151
Emergencies on the Road
................. 183
Emergencies. Steering in .................. 153
Emergency Starting
......................... 185
Emergency Towing
.......................... 189
Engine Block Heater .................. 56. 223
Engine Coolant
................. 230. 277. 278
Engine Coolant Temperature Warning
Light
................................................. 98
Engine Exhaust
.......................... 68, 173
Engine Identification
........................ 269
Engine Oil
........................................ 220
Additives
........................................ 222
Capacity
.......................................... 276
Checking
& Adding ....... 220, 276, 278
Disposing of Used Oil
.................... 223
Energy Conserving
......................... 222
Filter
....................................... 223, 284
Warning Light
............................... 100
When to Change ............................ 223
Engine Overheating
......................... 193
Engine Specifications ....................... 283
Engine, Starting
Automatic Transaxle
...................... 54
Manual Transaxle
............................ 54
ETR AM/FM Stereo Radio with
Cassette Player and Graphic Equalizer
(see
Audio Systems)
Ethanol in Gasoline .......................... 213
Exhaust Dangerous Gas in
................... 68. 173
Parking with the Engine
Running
................................ 68. 173
Expectant Mothers. Use of
Safety Belts
....................................... 23
Expressway Driving
......................... 164
Extender. Safety Belt
.......................... 39
Exterior Appearance
(see
Appearance Care)
Fabric Cleaning
(see
Appearance Care)
Fan Warnings ........... 186. 187. 194. 217
Filling the Fuel Tank
............... 215. 277
Filter
Air
................................................... 224
Fuel
................................................. 284
Oil
........................................... 223, 284
Finish Damage
.................................. 267
Flash-to-Pass
...................................... 80 Flashers. Hazard Warning
............... 184
Flat Tire
............................................ 200
Flooded Engine
.................................. 55
Fluid Brake
..................................... 234. 278
Capacities
...................................... 276
Hydraulic Clutch
.................. 229. 278
Power Steering
.............. 233. 277. 279
Transaxle Automatic
................... 225. 276. 278
Manual
........................ 228. 276. 278
Windshield Washer
........................ 233
Fluids
87 Lubricants ........................ 278
Fog. Driving in
................................. 162
Fog Lights
........................................... 80
Foreign Material
............................... 267
Four-Way Power Articulation
Control
............................................. 11
Freeway Driving .............................. 164
French Language Manual
.................... 2
Front Light Bar
................................. 244
Front Side Marker Bulb
................... 245
Fuel
.................................................. 213
Alcohol in Fuel
............................... 213
Capacity
................................ 213. 277
Exhaust Warnings
................... 68. 173
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Filling Your Tank .................. 215. 277
Fuels with Alcohol
......................... 213
Gage
................................................ 97
In Foreign Countries
...................... 214
Requirements
................................ 213
Fuels in Foreign Countries
............... 214
Low Fuel Warning Light
.................. 98
Fuses & Circuit Breakers ................ 270
Gages Coolant Temperature
...................... 99
Fuel
................................................... 97
Voltmeter
....................................... 102
Gain Control
..................................... 132
Gas Station Information
................. 336
Gasoline ............................................ 213
Gasoline Tank,
Filling Your
........................... 215, 277
Gear Positions (see
Shifting the
Transaxle)
Gearshift Lever
(see
Shifting the Transaxle)
Glove Box ........................................... 50
Graphic Equalizer (see Audio Systems)
Halogen Bulbs ....................... 237. 280
HazarYd Warning Flashers
................. 184
Headlights
........................................... 78
Headlight
& Taillight. Removing
and
Replacing
....................... 239. 244. 280
Aim. Adjusting
............................... 238
Aim. Checking
............................... 237
Flash-to-Pass
.................................... 80
High-Low Beam Changer ............... 79
“On” Reminder ................................ 78
Replacement
........................... 239, 244
Replacement Bulbs ....................... 280
Wiring
............................................. 275
Head Restraints
.................................. 13
Head-Up Display (HUD) ................ 110
Heater
............................................... 117
Heater, Engine Block ................. 56, 223
High Beams
............................... 79, 158
Highway Hypnosis .......................... 167
Hill and Mountain Roads
................ 168
Hills, Parking on .............................. 169
Hood Release
.................................... 216
Safety Warning
.............................. 217
Warning, Overheated Engine
....... 195
Hearing or
Speech Impaired
............ 31 1
Horn ................................................... 69
Hot Engine.
Safety Warnings
..... 193. 195.217. 232
HUD (Head-Up Display) ................ 110
Hydraulic Clutch .............................. 229
Hydroplaning
................................... 161
Identification Engine
............................................. 269
Label. Service
Parts ....................... 269
Number. Vehicle (VIN Code)
....... 268
68
Sand. Mud. Ice or Snow 208
Key
................................................... 44
Positions ........................................... 52
Idling Your Engine
If You’re
Stuck: In
Ignition
.............................
...............
Indicator Lights (see Warning Lights)
Infant Restraint (see Child Restraints)
Inflation. Tires 255
Inside Rearview Mirror
............... 81. 83
Instrument Panel 92
Instrument Panel Clusters
................. 94
Instrument Panel Intensity Control
... 80
Instrument Panel Warning Lights ..... 95
.................................
...............................
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..
Net. Convenience ............................. 50
New Vehicle Break-In ................ 51. 175
Night Driving
................................... 157
Octane Requirements
Odometer
........................................... 96
Off-Road Recovery
........................... 154
Oil Change Indicator
........................ 107
Oil. Engine
........................................ 220
Capacity
.......................................... 276
Change. Distance to
....................... 107
Quality
........................................... 22 1
Thickness ...................................... 222
Used Oil
.......................................... 223
When to Change
.................... 107. 223
Oil Warning Light
............................. 100
Operation
of Lights ............................. 78
Outside Rearview Mirrors ................. 83
Overdrive. Automatic ................... 57. 60
Overheated Engine Coolant Warning Light
................................. 98
Owner Checks
& Services ............... 299
(see
Fuel
Requirements)
Overheated Engine .......................... 193 Paint
Chemical Spotting
......................... 268
Finish Care
..................................... 266
Finish Damage
............................... 267
Column Shift
................................... 65
Console Shift
................................... 66
On Hills ......................................... 169
Over Things That Burn
................... 68
With the Engine Running
................ 68
Parking Brake ..................................... 64
Passenger Assist Straps
...................... 89
Passenger Belts (see Safety Belts)
Passing ............................................. 154
Polishing and Waxing
Power Antenna
................................ 135
Power Door Locks
.............................. 46
Power Mirrors
.................................... 84
Power Seat Controls
.......................... 11
Power Steering ................................ 151
Power Steering Fluid
........ 233.277. 279
Power Windows
......................... 70. 275
Park.
Shifting Into
Parking
(see
Appearance Care)
Pregnancy. Use of Safety Belts
During
............................................. 23
Problems
on the Road ..................... 183
Publications (see Service Publications)
Pulse Windshield Wipers .................... 76
Radiator Overheating
(see
Overheated Engine)
Radiator Pressure Cap .............. 197. 232
Radio (see
Audio Systems)
Rain. Driving in the .......................... 159
Reading Lights
.................................... 81
Rear Window Defogger ................... 118
Rearview Mirror .......................... 83, 84
Reclining Seatbacks
............................ 12
Reminder Light
................................... 19
Remote Control Mirrors .................... 84
Remote Lock Control
......................... 46
Remote Positive Battery Terminal
.... 186
Remote Trunk Release
...................... 50
Replacement Bulbs .......................... 280
Replacement Fuses
........................... 271
Replacement Parts
........................... 284
Replacing Brakes
.............................. 235
Replacing Safety Belts
........................ 40
.
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