Varnished gas can be removed from a car's fuel line by using a fuel system cleaning additive. Pour the additive into the gas tank in accordance with the additive's directions and top off with new fuel. Drive the vehicle and accelerate using full throttle under standard driving conditions. If there is no improvement with the vehicle, it should be taken to a mechanic.Know More
Inspect the condition of the fuel lines and tank. Cracks in the line will allow water and condensation to enter the fuel line. Check the fuel tank for rust or cracks. If you find any cracks or rust, it is best to replace rather than clean the fuel tank and lines.
It is recommended that you use a fuel system cleaning additive to clean the lines. Follow the directions on the additive. Typically, the additive is poured into the fuel tank and then topped off with new gas.
Test drive the vehicle to determine if the fuel additive has made any improvement. Drive the vehicle on streets and freeways that enable you to accelerate using full throttle and standard driving conditions. If you still experience problems with the vehicle, take it to a mechanic.
While a small amount of oil, diluted with a full tank of gasoline, does not harm the engine, it is not wise to add oil to a gas tank. Too much oil can do significant harm to the fuel system.Full Answer >
The presence of water in a vehicle's fuel system can present several problems including the alteration of fuel to air ratio that will reduce engine power that may cause the engine to stall. If large amounts of water enters a vehicle's fuel system, it can lead to prolonged cranking, stalling and a low engine RPM, or revolutions per minute.Full Answer >
Sugar does not dissolve in gasoline, so pouring sugar into a gas tank could clog up the filter of the car. If enough sugar is poured into the gas, it could disable the car, although this does not always happen. Pouring sand into a gas tank could have the same effect.Full Answer >
According to HowStuffWorks, pouring sand into a gas tank has the potential to clog up the fuel filter in a car, which causes the car to become disabled. However, the amount of sand that needs to be put into the gas tank to achieve this is great, and it is not guaranteed to work.Full Answer >