2 gallons
Is it leaking from the water pump or radiator? Is the system properly pressurized?
could be your thermostat or you have no antifreeze coolant or your water pump is going bad
20L of 50/50 mixture DEXCOOL plus water mixture
when you go through deep water
see answer given on how to change water pump on 92 deville. Same car.
How to replace the belt
where is water pump located
a 50/50 mix of water and a good quality antifreeze
If a water pump is bad they usually leak coolant
Front of engine---r/s underhood
Get manual from the parts store or from AUTOBOOKSONLINE.COM
I just replaced my water pump on my 95 DeVille. I decided to have a dealer do the job. They charged me 2.5 hours of labor.