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.
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Safety
The Fiat Doblò is designed and built to achieve the highest levels of safety.
It is the result of the many devices offered (standard or optional according to
market or outfit) starting from ...
Bump starting
Catalyzed vehicles must not be bump started (pushed, towed or coasted down
hill) as this could cause fuel to flow into the catalytic exhaust system and damage
it beyond repair.
Remember that u ...