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Q: Will using a fuel additive hurt the engine?
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Is fuel injector cleaner good?

Fuel injector cleaner does not hurt anything,but most fuels already have a cleaning additive in their fuel.


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It won't hurt the engine but it will hurt the catalytic converter.


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Will 89 octane plus a octane booster hurt a 1999 528i BMW?

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What could cause a 99 Daewoo Lanos to go through 5 injectors in 3 years?

It could possibly be an additive in the fuel. Some types of fuel injector cleaner can clean as well as possibly damage fuel injectors. It's also possible that debris from somewhere in the fuel lines is getting into them. It wouldn't hurt to change the fuel filter and check the fuel pressure to see if the fuel pump is operating correctly. Another possibility might be the electrical side of the system.


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Will using mid grade gasoline in a 2007 Ford Fusion hurt it?

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