I think you need a more caring boyfriend to show u around your car ! The gas tank is in the rear of your car with the inlet on the drivers side - gas cap release is under and to the left of the driver's seat. Any dealership will show u the in and out's of the vehicle as well.
The gas tank on the 2009 Nissan Altima holds 20.0 gal..
In the fuel tank.
Gas tank
The Nissan Altima 2005 has a 20.0 gal. Fuel Tank
Its located in the fuel tank. It is not a serviceable part
It is located on the inside of the fuel tank, and will never need servicing!
In the fuel tank - - in this file https://sites.google.com/site/mmagha55/nissan
A 2006 Nissan Altima has a fuel filter located along the vehicle's frame. It is positioned just past the fuel tank for maximum efficiency.
The gas tank on the 2003 Nissan Altima holds 20 gal..
The gas tank on the 2011 Nissan Altima holds 20.0 gal..
The gas tank on the 2004 Nissan Altima holds 20 gal.
The gas tank on the 2010 Nissan Altima holds 20.0 gal..