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:
Front Windshield Wiper Operation
There are five different modes of operation for the front windshield wipers.
The windshield wiper lever can be raised or lowered to access these modes:
Windshield Wiper
Operation
Windshield Wip ...
High temperature engine coolant fluid
Turning the ignition key to MAR the warning light on the dial turns on, but it
should go off after few seconds.
The warning light turns on (on certain versions together with the message on
th ...
Exhaust Gas
WARNING!
Exhaust gases can injure or kill. They contain carbon monoxide (CO), which
is colorless and odorless.
Breathing it can make you unconscious and can eventually poison you. To avoid breath ...