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Whats the best way to change the fuel filter in the 93 sc400. I tried once and could not stop the fuel from leaking.

Yes, i changed the front two O2 censors. I left the two O2 censors after the cats alone. Could that cause the slow accelaration? I know that could cause the gas consumption.

Another thing i want to add is that the car seems to be wasting allot more gas then it use too. If it is running lean, why is it wasting so much gas?

The check engine is not on. That is going to be my next step to clean the injectors themselves. Does anyone else have an idea what can be causeing this.

I have been having problems with my 93 sc400. I have only had it for 8months and do not know to much about it. 2 months ago when i drove my car from miami florida up to virginia is when the trouble started. Currently the car has no power when i press the gas pedal. It accelarates slow. I toke it...