1993 BUICK RIVIERA adding oil

I
A CAUTION:
' ~ Heater and radiator hoses, and other engine
--# parts, can be very hot. Don't touch them. If you I 1
.': do, you can be burned.
Don't
run the engine if there is a leak. If you run
the engine,
it could lose all coolant. That could
..~ cause an engine fire, and you could be burned.
I_ '1 Get any leak fixed before you drive the vehicle. /I
,
A CAUTION:
Adding only plain water to your cooling system
can be dangerous. Plain water, or some other
liquid like alcohol, can boil before the proper
coolant mix
will. Your vehicle's coolant warning
system
is set for the proper coolant mix. With
plain water or the wrong mix, your engine could
get too hot but you wouldn't get the overheat
warning. Your engine could catch fire and you
or others could be burned. Use a
5060 mix of
clean water and a proper antifreeze.

are made especially for your automatic transaxle.
Damage caused by fluid other than
DEXRONs-IIE is
not covered by your new vehicle warranty.
After adding fluid, recheck the fluid level as
described under
“How to Check.”
When the correct fluid level is obtained, push the
dipstick back in all the way.
Engine Coolant
The following explains your cooling system and how to
add coolant when it is low. If you have a problem with
engine overheating, see “Engine Overheating” in the
Index.
The proper coolant for your Buick
will:
Give freezing protection down to -34’F (-37 ’ C) .
0 Give boiling protection up to 262 ’ F ( 128 ’ C) .
Protect against rust and corrosion.
Help keep the proper engine temperature.
0 Let the warning lights work as they should.
What to Use:
Use a mixture of one-half clean water (preferably
distilled) and one-half antifreeze that meets “GM Specification 1825-M,” which won’t damage aluminum
parts. Use GM Engine Coolant Supplement (sealer) with
any complete coolant change. You can also use a
recycled coolant conforming to “GM Specifications
1825-M” with a complete coolant flush and-refill.
If you
use these, you don’t need to add anything else.
Adding only plain water to your cooling system
can be dangerous. Plain water, or some other
liquid like alcohol, can boil before the proper
coolant mix will. Your vehicle’s coolant warnin!
system
is set for the proper coolant mix. With
plain water or the wrong mix, your engine coul
get
too hot but you wouldn’t get the overheat
warning. Your engine could catch fire and you
or others could be burned. Use a
50150 mix of
clean water and
a proper antifreeze.
231

Part 9 Index
I
I
Acc (Ignition Key Position) ........................ 72
Accessory Power. Retained
......................... 83
Adding Brake Fluid
.................................. 236
Coolant
.............................. 199.202. 23 1
Electrical Equipment
.......................... 125
Power Steering Fluid
.......................... 234
Transaxle/Transmission Fluid
.................... 229
Windshield Washer Fluid
....................... 235
Additives. Engine Oil
............................. 226
Adjustment. Brake
............................... 157
Adult Safety Belt Usage
............................ 26
AirBag
......................................... 32
Aircleaner
..................................... 228
Airconditioner
................................. 119
Airoutlets
..................................... 118
Airsystem
..................................... 118
Alcohol. Driving Under the Influence of
.............. 148
Alcohol in Gasoline
.............................. 2 17
Aluminum Wheels. Cleaning
....................... 257
AM Radio Reception
............................. 124
Engineoil
................................... 224
. ..
K . . B
AM Stereo Radio Reception ....................... 124
Antenna
....................................... 137
Antifreeze
...................................... 231
Antilock Brake System
........................... 154
Anti-Theft Tips
................................... 66
Appearance Care
................................ 252
Armrest Storage
................................. 104
Astroroof
...................................... 102
Audio Systems
.................................. 124
Automatic Door Locks
............................. 63
Automatic Pull-Down Feature
....................... 64
Automatic Overdrive
.............................. 77
Automatic Transaxle
.............................. 75
Automatic Transaxle Fluid
......................... 229
Automatic Transaxle Torque Lock
................... 178
Antilock Braking System Warning Light
.............. 112
Appearance Care and Maintenance Materials
.......... 260
Ashtrays
....................................... 103
Baby. Holding a
................................. 44
Battery
........................................ 237