1993 BUICK REGAL tow

conditioning condenser. Wash the pressure cap and
neck.
To help ensure proper operation, we recommend a
pressure test of both the cooling system and the
pressure cap.
7. Transaxle Service -- Change both the fluid and
filter every
15,000 miles (25 000 km) if the vehicle
is mainly driven under one or more of these
conditions:
0 In heavy city traffic where the outside
temperature regularly reaches
90 F (32 C) or
higher.
In hilly or mountainous terrain.
When doing frequent trailer towing.
Uses such as found in taxi, police car or delivery
If you do not use your vehicle under any of these
conditions, change both the fluid and filter every
100,000 miles ( 160 000 km).
service.
8. Spark Plug Replacement* -- Replace
spark plugs
with the proper type. See “Specifications Chart” in
the Index.
9. Spark Plug Wire Inspection”? -- Inspect for
burns, cracks or other damage. Check the boot fit at
the distributor and at the spark plugs. Replace wires
as needed.
10.
Air Cleaner Filter Replacement* -- Replace every
30,000 miles (50 000 km) or more often under dusty
conditions. Ask your dealer for the proper
replacement intervals for your driving conditions.
11
.. Fuel Tank, Cap and Lines Inspection”? -- Inspect
fuel tank, cap and lines (including fuel rails and
injection assembly, if equipped) for damage or leaks.
Inspect fuel cap gasket for an even filler neck
imprint or any damage. Replace parts as needed.
Periodic replacement of the fuel filter is not required.
275
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..... * ......... L . li e 0 $ 1 .... . i., . 5 ; ....... ?. . * .
Camper. Towing a .............................. 170
Capacities and Specifications ................... 263. 264
Car Jack Instructions ............................. 201
Carbon Monoxide in Exhaust ....................... 78
Care. Appearance ................................ 248
Care. Finish .................................... 252
Carrier. Luggage ................................. 99
Cassette Tape Player Care ......................... 123
Cautions. Safety .................................. 10
Cellular Telephone. Adding a ...................... 114
Chains. Tire .................................... 247
Changing a Flat Tire ............................... 201
Checking Cap. Radiator Pressure
............................ 231
CB Radio. Adding a .............................. 114
Change the Oil. When to .......................... 221
Check Gages Light ............................... 106
Brake Fluid .................................. 233
Engine Coolant ............................... 228
Engine Oil Level .............................. 220
Power Steering Fluid .......................... 231
Safety Belt Systems ............................ 55
Transaxle Fluid ............................... 226
Under the Hood ............................... 218
Windshield Washer Fluid ....................... 232
Chemical Paint Spotting ........................... 254
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Defrost ........................................ 112
Dimensions
.................................... 261
Disc Brake Wear Indicators
........................ 142
Disposal of Used Oil
............................. 224
DoorLocks
...................................... 59
Down Hills and Mountains. Driving
................. 16 1
Downhill Parking ................................ 163
Driving
Downshifting
.................................... 73
AtNight .................................... 149
Defensively
.................................. 134
Drunk
...................................... 135
In a Foreign Country
........................... 2 16
InCities
..................................... 156
In
Fog. Mist or Haze ........................... 154
InRain ..................................... 152
InWinter
.................................... 166
OnCurves ................................... 144
On Freeways
................................. 157
On Hill and Mountain Roads
.................... 16 1
On a Long Trip ............................... 159
On Snow or Ice
............................... 167
Through Deep Standing Water
.................... 70
Drunken Driving
................................ 135 Electric
Outside Rearview Mirror Control
............ 94.
Electrical Equipment. Adding .................. 114. 256
Emergencies. Braking
............................ 143
Etnergencies
on the Road .......................... 177
Emergencies. Steering
in .......................... 145
Emergency Starting. Discharged Battery
.............. 180
Emergency Wrecker Towing
....................... 185
Energy Conserving Oil ............................ 221
Engine
Block Heater
.............................. 70. 224
Coolant
..................................... 228
Coolant Temperature Warning Gage
.............. 103
Oil ......................................... 220
Oil Additives
................................. 223
Oil Pressure Warning Gage
...................... 104
Oil. When to Change .......................... 221
Starting
...................................... 67
Wa-ning Light About Need for Service ............ 107
Ethanol
in Gasoline .............................. 215
Exhaust
......................................... 78
Expectant Mothers. Use of Safety Belts by ............. 33
Expressway Driving .............................. 157
Extender. Safety Belt .............................. 55
Exterior Appearance
............................. 251
Overheating
.................................. 192
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ProCarManuals.com

Power Antenna Cleaning
............................. 124
DoorLocks
................................... 61
Mirrors
...................................... 94
Seat Controls
.................................. 15
Steering
..................................... 144
Steering Fluid
................................ 231
Windows
..................................... 79
Pregnancy. Use of Safety Belts During
................ 33
Pressure. Tire ................................... 241
Problems on the Road
............................ 177
Proper Safety Belt Usage. for Adults
.................. 26
Publications Order Form
.......................... 291
Publications. Service
............................. 288
Push-Starting Your Car
........................... 180
R (Reverse) Gear Position ......................... 71
Racing. Shifting When Your Engine is
................ 79
Radiator Pressure Cap ............................ 231
Radio. Two-way. Adding
a ........................ 1 14
Radio Systems
.................................. 1 13
Rain. Driving
in ................................. 152
Reaction Time
in Braking ......................... 139
Reading Lights
................................... 93
Rear Seat Console and Pass-Through
................. 98
Rear Window Defogger
........................... 113
Reclining Front Seatbacks
.......................... 16
Recommended Fluids and Lubricants
................ 280
Radiator Overheating ............................. 192 Recovery.
Off-Road
.............................. 146
Recreational Vehicle. Towing
a ..................... 170
Remote Keyless Entry System
....................... 62
Remote Trunk Release
............................. 61
Replaceable Light Bulbs .......................... 262
Replacing Brake System Parts
...................... 234
Replacing Safety Belts ............................. 56
Replacing Wheels ............................... 246
Reporting Safety Defects
.......................... 287
Restarting Your
Car When It’s Moving ................ 79
Restraint. Child
.................................. 42
Restraint Systems. Checking Your
.................... 55
Restraints. Head .................................. 17
Reverse Gear Position
.............................. 71
“Riding” the Brakes
.............................. 139
Roads. Hill and Mountain
.......................... 161
Rotation. Tire
................................... 242
Run (Ignition Key Position) ......................... 67
Running Lights. Daytime
........................... 92
Replacing
Tires
................................. 244
Roadsigns
..................................... 128
Rocking Your Vehicle
............................ 170
Running Your Engine While You’re Parked
............ 77
Safety Belt Care
................................ 251
Safety Belt Extender
.............................. 55
Safety Belt Reminder Light ......................... 25
Safety Belt Replacement ............................ 56
Safety Belt Usage by Adults
........................ 26
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ProCarManuals.com

Subscribing to Buick Service Publications ............ 288
Sunroof
......................................... 80
Symbols on Road Signs
........................... 132
Symbols on Your Car
.............................. 12
Table
of Contents ................................. 9
Tachometer ..................................... 108
Taillight Bulb Replacement
........................ 236
Tamper-Resistance
of Odometer ..................... 99
TapePlayerCare ................................ 123
Temperature. Engine Coolant Warning Light
.......... 103
Theft
........................................... 64
Thermostat
..................................... 23 1
Third Gear. When to Use ........................... 72
Tilt Steering Wheel
............................... 82
Time. Setting the
............................ 116. 120
TireBalance .................................... 245
Tire Chains
..................................... 247
Tire. Flat
....................................... 201
Tire Inflation ................................... 241
Tire Inspection and Rotation
....................... 242
Tire Quality Grading
............................. 244
Tires
.......................................... 240
Tires. When to Replace
........................... 244
Tires. White Sidewall. Cleaning
.................... 253
Torn Safety Belts
................................. 56 Torque Lock
(Automatic Transaxle)
................. 165
Towing Hook-Ups
............................... 187
Towing a Trailer
................................. 170
Towing Your Car
................................ 185
Trademarks. GM ................................ 214
Traffic Lights
................................... 133
Traffic Officer
.................................. 134
Trailer Brakes
................................... 173
Trailer Towing
.................................. 170
Transaxle. Automatic .............................. 71
Transaxle Fluid
.................................. 226
Trip Odometer
.................................. 100
Trunk Release. Remote
............................ 61
Turn Signal and Headlight Beam Lever ................ 81
Turn Signal and Lane Change Indicator
............... 81
Turn Signal Reminder
............................. 82
Twisted Safety Belts
............................... 33
Two Children Wearing the Same Safety Belt
............ 54
Underbody Cleaning
............................ 253
Uniform Tire Quality Grading ...................... 244
Unleaded Gasoline
............................... 215
Uphill Parking .................................. 164
Upholstery Care ................................. 250
Used Oil Disposal
............................... 224
Used Replacement Wheels
......................... 247
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Vehicle Damage. Warnings ........................ 11 Weight of a Trailer ............................... 171
Vehicle Identification Number
...................... 256 Wet Road Driving ............................... 168
Warning Devices
..................................... 179
Flasher, Hazard
............................... 178
Light, Antilock Brake System
................... 103
Light, Brake System
........................... 102
Light, Check Gages ........................... 106
Light, Engine Coolant Temperature
............... 103
Light, Engine Oil ............................. 105
Light, Low Coolant
............................ 104
Light, Low Fuel
.............................. 101
Light, Service Engine Soon
..................... 107
Lights, Gages and Indicators on Instrument Panel
.... 100
Warnings, Safety ................................. 10
Washer, Windshield ............................... 85
Washing Your Vehicle ............................ 25 1
Wear Indicators, Disc Brake ....................... 142
Weather Strip Cleaning
........................... 253
Vehicle
Storage
................................. 235 Wheel Alignment ................................ 245
-
Vehicle Symbols ................................... 12 Wheel Cover Removal ............................ 203
Ventilation
..................................... 110 WheelNutTorque ............................... 208
Vinyl, Cleaning
................................. 250 Wheel Replacement .............................. 246
Volts Gage
..................................... 106 White Sidewall Tire Cleaning ...................... 253
Why Wear Safety Belts'?
........................... 20
Windows. Power
................................. 79
Windshield
Cleaning
.................................... 251
Washer
...................................... 85
Washer Fluid
................................. 232
Wipers
....................................... 84
Winter Driving
.................................. 166
Wire Wheel Cover
............................... 203
Working on Your Car
............................. 266
Worn Tires
..................................... 243
WreckerTowing
................................. 185
Your Driving and the Road
....................... 127
Your Vehicle and the Environment
.................. 267
YourOwnSignals
............................... 134
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