All gasoline sold in the United States is required to contain effective detergent additives. Use of additional detergents or other additives is not needed under normal conditions and would result in additional cost. Therefore you should not have to add anything to the fuel.
See also:
Climatic comfort
Air distribution
Knob D-fig. 72 directs the air inside the passenger compartment according to
five levels:
conveys the air to the central and
side vents directly to the body (face/chest);
conve ...
Bodywork paint identification plate
The plate is applied on the inner side of the bonnet and it bears the following
data:
A - Paint manufacturer.
B - Colour name.
C - Fiat colour code.
D - Respray and touch up code. ...
Fuel level gauge
The needle shows the fuel present in the tank. When the fuel reserve warning
light A-fig. 35 - 36 comes on (on certain versions with the dedicated message on
the reconfigurable multifunction displ ...