You really only need to put in one gallon of coolant in a Honda Civic at a time. However, some will take more than one gallon.
Coolant Capacity, Quarts:Man. Transmission 4.76 Auto. Transmission 4.6
13.2 Gallons
The Honda Civic DX/LX can hold up to about 12 gallons of fuel.
13.2 Gallons
11.9
11.9 gallons
13.21 gallons(us)
A civic sedan 96 to 00 I believe takes 12 gallons.
13.2 US gallons.
11.9
13.2
13.2