It depends on the make of the car; some are on the driver's side, some on the passenger's side. I bet you can figure it out pretty easily by taking a lap around your car.
open the gas door on side of car and then twist the (nozzle- cap) and put the gas despencer in it and start pumping
Gas Cap is loose
The gas cap can prevent vandals from siphoning out (stealing) your gas if you have the type with a lock.
The answer is, there is no gas cap release lever, simply push the left side of the gas cap cover and it opens on the right. (took me about 10 frustrating minutes to finally figure this out, so low tech for auch a nice car!)
The opposite side of the exhaust pipe. If its dual exhaust, whatever side works best for manufacturing.
Just to be diffrent, like the Ford Falcon and Holden Commodore
To open the gas cap on a Mitsubishi Mirage, first ensure the vehicle is in the "Off" position. Then, locate the gas cap release lever inside the car, typically found on the driver's side near the floor or side panel. Pull the lever to unlock the fuel door, and then simply push the fuel door to open it. Once open, you can twist off the gas cap to refuel.
If you are referring to the little arrow under the gas symbol, the arrow points to the side of the car that the gas cap is on. Very useful if you drive a lot of different cars!
To open the gas cap door on a 2013 Nissan Sentra, locate the gas cap release lever inside the vehicle, usually found on the driver's side near the floor. Pull the lever, which will unlock and pop open the gas cap door on the exterior of the car. You can then simply push on the gas cap door to open it fully and access the fuel filler.
To open the gas cap on a 1999 Mercedes CLK430, first ensure the vehicle is in the "Off" position and the key is removed. Locate the gas cap release lever inside the car, usually found near the driver's seat, on the lower left side of the dashboard. Pull the lever to unlock the gas cap, then simply twist the gas cap counterclockwise to remove it.
You open the gas cap and this will depressurize the gas lines.
gas cap loose..