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:
Sunroof Maintenance
Use only a nonabrasive cleaner and a soft cloth to clean
the glass panel. ...
Materials Added To Engine Oils
Do not add any supplemental materials, other than leak
detection dyes, to your engine oil. Engine oil is an
engineered product and it’s performance may be impaired
by supplemental additives. ...
Ignition Off Operation
For vehicles not equipped with the Electronic Vehicle
Information Center (EVIC), the power sunroof switch
will remain active for 45 seconds after the ignition switch
is turned to the LOCK positi ...
