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:
Six-Speed Automatic Transmission (C635) — If Equipped
The shift lever position display (located in the instrument
panel cluster) indicates the transmission gear range. You
must press the brake pedal to move the shift lever out of
the PARK position ...
Illuminated Vanity Mirrors — If Equipped
An illuminated vanity mirror is located on the sun visor.
To use the mirror, rotate the sun visor downward and
swing the mirror cover upward. The light turns on
automatically. Closing the mirror ...
Door Trim Panel Storage
Front Door Storage
Both interior front door panels have multiple pockets for
storage.
WARNING!
If containers of hot liquid are placed in the bottle
holder, they can spill when the door is close ...