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:
EOBD system
The EOBD system (European On Board Diagnosis) allows continuos diagnosis of the
components of the car correlated with emissions.
It also alerts the driver, by the turning on of the warning light
...
Installing Child Restraints Using The Vehicle SeatBelt
The seat belts in the passenger seating positions are equipped with an Automatic
Locking Retractor (ALR) to secure a Child Restraint System (CRS). These types of
seat belts are designed to keep th ...
Front seat belt height adjustment
Always adjust the height of the seat belt to fit the person wearing it. This
precaution could greatly reduce the risk of injury in case of collision.
Correct adjustment is obtained when the belt ...