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:
Main beams
The warning light on the dial turns on when the main beams are turned on. ...
Checking the levels
1. Engine oil
2. Battery
3. Brake fluid
4. Windscreen washer fluid
5. Engine coolant
6. Power steering fluid.
Do not smoke while working in the engine compartment: the presence of flammable
...
To Lock The Doors And Liftgate
Press and release the LOCK button on the RKE transmitter to lock all doors and
the liftgate. The turn signal lights will flash and the horn will chirp to acknowledge
the signal. If a door is ajar ...