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:
Adding Coolant
Your vehicle has been built with an improved engine
coolant (antifreeze) that allows extended maintenance
intervals. This engine coolant (antifreeze) can be used up
to five years or 104,000 mile ...
Luxurious Environment with Premium Materials and Best-in-class Comfort
Combining world-class accommodations with American style, the all-new
Chrysler 300 sedan's interior delivers expressive style, authentic materials,
passenger comfort features and precise fit and f ...
Driver Seat Manual Height Adjuster — If Equipped
A lever style height adjustment feature enhances comfort
for petite as well as tall drivers. A lever with a ratcheting
mechanism, located on the outboard side of the seat,
raises and lowers it. ...