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 are not needed under normal conditions and would result in additional cost.
Therefore you should not have to add anything to the fuel.
See also:
Gross Axle Weight Rating (GAWR)
The GAWR is the maximum capacity of the front and rear axles. Distribute the
load over the front and rear axles evenly. Make sure that you do not exceed either
front or rear GAWR. Refer to “Vehi ...
Adding Fluid
Fluid should be added only at filler hole until fluid begins to run out of the
hole. ...
Window Fogging
Interior fogging on the windshield can be quickly removed by turning the mode
selector to Defrost. The Defrost/Floor mode can be used to maintain a clear windshield
and provide sufficient heating. ...