Materials Added To Fuel
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 they would result in additional cost.
Therefore, you should not have to add anything to the fuel.
See also:
Front Turn Signal
1. Raise and prop open the hood.
2. Rotate the bulb’s electrical connector one-quarter turn
counterclockwise and remove it from the headlamp
housing.
3. Remove the bulb from the connector sock ...
Intermittent, Low And High Speed Wipers
Rotate the end of the lever to one of the first five detent
positions for intermittent wiper operation, the sixth detent
for low wiper operation and the seventh detent for
high wiper operation.
...
Lane Change Assist
Tap the lever up or down once, without moving beyond
the detent, and the turn signal (right or left) will flash
three times then automatically turn off. ...